======================================
| xx__-> [    9.481605][  T173] ------------[ cut here ]------------
| [    9.481821][  T173] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/173
| [    9.482107][  T173] Modules linked in:
| [    9.482547][  T173] Tainted: [W]=WARN
[    9.482651][  T173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.482815][  T173] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.482990][  T173] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.483478][  T173] RSP: 0018:ffa0000000857ab0 EFLAGS: 00010286
[    9.483644][  T173] RAX: 00000000ffffffa6 RBX: ff11000005c2e3c0 RCX: 1ff400000010af1c
[    9.483837][  T173] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005c2e47c
[    9.484034][  T173] RBP: ff1100000a0c9000 R08: 1fe2200000b85c91 R09: ff1100001368d210
[    9.484241][  T173] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.484438][  T173] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c9000
[    9.484636][  T173] FS:  00007f8c06f78840(0000) GS:ff1100008432c000(0000) knlGS:0000000000000000
[    9.484865][  T173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.485033][  T173] CR2: 0000000000479648 CR3: 000000001336c001 CR4: 0000000000771ef0
[    9.485236][  T173] PKRU: 55555554
[    9.485339][  T173] Call Trace:
[    9.485438][  T173]  <TASK>
[    9.485506][  T173]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.485639][  T173]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.485777][  T173]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.485877][  T173]  register_netdevice (net/core/dev.c:11488)
[    9.486008][  T173]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.486180][  T173]  register_netdev (net/core/dev.c:11552)
[    9.486319][  T173]  loopback_net_init (drivers/net/loopback.c:218)
[    9.486451][  T173]  ops_init (net/core/net_namespace.c:137)
[    9.486557][  T173]  setup_net (net/core/net_namespace.c:446)
[    9.486656][  T173]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.486787][  T173]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.486919][  T173]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.487055][  T173]  copy_net_ns (net/core/net_namespace.c:579)
[    9.487193][  T173]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.487331][  T173]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.487466][  T173]  ksys_unshare (kernel/fork.c:3243)
[    9.487598][  T173]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.487728][  T173]  ? __ia32_sys_open (fs/open.c:1374)
[    9.487861][  T173]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.487991][  T173]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.488124][  T173]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.488256][  T173]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.488391][  T173]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.488522][  T173]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.488685][  T173] RIP: 0033:0x7f8c0723abcb
[    9.488823][  T173] 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
[    9.489292][  T173] RSP: 002b:00007ffe4ddbae78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.489492][  T173] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8c0723abcb
[    9.489690][  T173] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.489885][  T173] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.490080][  T173] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe4ddbd0a0
[    9.490284][  T173] R13: 0000000000000001 R14: 00007f8c06f786f8 R15: 00007ffe4ddbd83a
| [    9.517550][  T174] ------------[ cut here ]------------
| [    9.517757][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/174
| [    9.518033][  T174] Modules linked in:
| [    9.519075][  T174] Tainted: [W]=WARN
[    9.519231][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.519455][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.519675][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.520192][  T174] RSP: 0018:ffa0000000867030 EFLAGS: 00010286
[    9.520420][  T174] RAX: 00000000ffffffa6 RBX: ff11000005c2ec80 RCX: 1ff400000010cdcc
[    9.520661][  T174] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005c2ed3c
[    9.520901][  T174] RBP: ff1100000a0c9000 R08: 1fe2200000b85da9 R09: ff1100001368aea8
[    9.521144][  T174] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.521405][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c9ce1
[    9.521647][  T174] FS:  00007fb5684ba840(0000) GS:ff110000842ac000(0000) knlGS:0000000000000000
[    9.521920][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.522135][  T174] CR2: 0000000021713988 CR3: 000000000a3b7003 CR4: 0000000000771ef0
[    9.522399][  T174] PKRU: 55555554
[    9.522543][  T174] Call Trace:
[    9.522686][  T174]  <TASK>
[    9.522801][  T174]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.522984][  T174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.523130][  T174]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.523328][  T174]  __dev_notify_flags (net/core/dev.c:9787)
[    9.523513][  T174]  ? netif_change_name (net/core/dev.c:1495)
[    9.523691][  T174]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.523869][  T174]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.524047][  T174]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.524236][  T174]  netif_change_flags (net/core/dev.c:9820)
[    9.524426][  T174]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.524605][  T174]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.524784][  T174]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.524994][  T174]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.525180][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.525370][  T174]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.525546][  T174]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.525724][  T174]  ? __kernel_text_address (kernel/extable.c:79)
[    9.525904][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.526083][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.526267][  T174]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.526457][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.526636][  T174]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.526811][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.526986][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.527172][  T174]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.527366][  T174]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.527543][  T174]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.527722][  T174]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.527900][  T174]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.528079][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.528267][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.528459][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.528635][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.528817][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.528994][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.529176][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.529369][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.529545][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.529724][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.529901][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.530082][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.530267][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.530459][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.530636][  T174]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.530814][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.530993][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.531175][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.531369][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.531551][  T174]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.531729][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.531909][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.532085][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.532268][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.532459][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.532637][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.532813][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.532995][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.533181][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.533370][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.533547][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.533724][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.533902][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.534081][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.534290][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.534511][  T174]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.534692][  T174]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.534870][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.535049][  T174]  ___sys_sendmsg (net/socket.c:2752)
[    9.535236][  T174]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.535456][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.535649][  T174]  __sys_sendmsg (net/socket.c:2784)
[    9.535827][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.536003][  T174]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.536224][  T174]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.536418][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.536598][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.536777][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.536955][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.537141][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.537372][  T174] RIP: 0033:0x7fb5686f408e
[    9.537557][  T174] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.538066][  T174] RSP: 002b:00007ffec41c66c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.538336][  T174] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb5686f408e
[    9.538578][  T174] RDX: 0000000000000000 RSI: 00007ffec41c6770 RDI: 0000000000000005
[    9.538818][  T174] RBP: 00007ffec41c66d0 R08: 0000000000000000 R09: 0000000000000000
[    9.539060][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd1b
[    9.539324][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec41c6e40
| [    9.692342][  T178] ------------[ cut here ]------------
| [    9.692570][  T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/178
| [    9.692858][  T178] Modules linked in:
| [    9.693615][  T178] Tainted: [W]=WARN
[    9.693766][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.693980][  T178] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.694233][  T178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.694768][  T178] RSP: 0018:ffa00000008a7ab0 EFLAGS: 00010286
[    9.694981][  T178] RAX: 00000000ffffffa6 RBX: ff11000009330740 RCX: 1ff4000000114f1c
[    9.695235][  T178] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000093307fc
[    9.695487][  T178] RBP: ff11000005b4c000 R08: 1fe2200001266101 R09: ff11000012e82ed0
[    9.695754][  T178] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.696012][  T178] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005b4c000
[    9.696264][  T178] FS:  00007fee37ee3840(0000) GS:ff110000842ac000(0000) knlGS:0000000000000000
[    9.696552][  T178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.696767][  T178] CR2: 00007fee380ea430 CR3: 0000000012f0d001 CR4: 0000000000771ef0
[    9.697023][  T178] PKRU: 55555554
[    9.697176][  T178] Call Trace:
[    9.697331][  T178]  <TASK>
[    9.697447][  T178]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.697627][  T178]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.697824][  T178]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.697978][  T178]  register_netdevice (net/core/dev.c:11488)
[    9.698169][  T178]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.698393][  T178]  register_netdev (net/core/dev.c:11552)
[    9.698575][  T178]  loopback_net_init (drivers/net/loopback.c:218)
[    9.698760][  T178]  ops_init (net/core/net_namespace.c:137)
[    9.698910][  T178]  setup_net (net/core/net_namespace.c:446)
[    9.699057][  T178]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.699244][  T178]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.699441][  T178]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.699624][  T178]  copy_net_ns (net/core/net_namespace.c:579)
[    9.699809][  T178]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.699993][  T178]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.700185][  T178]  ksys_unshare (kernel/fork.c:3243)
[    9.700382][  T178]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.700569][  T178]  ? __ia32_sys_open (fs/open.c:1374)
[    9.700754][  T178]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.700929][  T178]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.701109][  T178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.701295][  T178]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.701487][  T178]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.701668][  T178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.701880][  T178] RIP: 0033:0x7fee381a5bcb
[    9.702072][  T178] 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
[    9.702610][  T178] RSP: 002b:00007ffe74b380e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.702858][  T178] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fee381a5bcb
[    9.703108][  T178] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.703374][  T178] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.703619][  T178] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe74b3a310
[    9.703864][  T178] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe74b3b83a
| [    9.737435][  T179] ------------[ cut here ]------------
| [    9.737603][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/179
| [    9.737838][  T179] Modules linked in:
| [    9.738219][  T179] Tainted: [W]=WARN
[    9.738329][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.738494][  T179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.738670][  T179] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.739136][  T179] RSP: 0018:ffa00000008b7030 EFLAGS: 00010286
[    9.739314][  T179] RAX: 00000000ffffffa6 RBX: ff11000009331000 RCX: 1ff4000000116dcc
[    9.739509][  T179] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000093310bc
[    9.739704][  T179] RBP: ff11000005b4c000 R08: 1fe2200001266219 R09: ff11000012c50b68
[    9.739899][  T179] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.740092][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005b4cce1
[    9.740322][  T179] FS:  00007f3e46f53840(0000) GS:ff1100008432c000(0000) knlGS:0000000000000000
[    9.740554][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.740718][  T179] CR2: 000000002679d988 CR3: 0000000013087004 CR4: 0000000000771ef0
[    9.740914][  T179] PKRU: 55555554
[    9.741013][  T179] Call Trace:
[    9.741114][  T179]  <TASK>
[    9.741188][  T179]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.741324][  T179]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.741425][  T179]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.741557][  T179]  __dev_notify_flags (net/core/dev.c:9787)
[    9.741690][  T179]  ? netif_change_name (net/core/dev.c:1495)
[    9.741820][  T179]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.741950][  T179]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.742082][  T179]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.742223][  T179]  netif_change_flags (net/core/dev.c:9820)
[    9.742362][  T179]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.742493][  T179]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.742626][  T179]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.742789][  T179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.742919][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.743051][  T179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.743204][  T179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.743802][  T179]  ? __kernel_text_address (kernel/extable.c:79)
[    9.743934][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.744067][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.744204][  T179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.744342][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.744473][  T179]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.744601][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.744730][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.744859][  T179]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.744991][  T179]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.745121][  T179]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.745257][  T179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.745396][  T179]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.745531][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.745669][  T179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.745804][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.745932][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.746063][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.746197][  T179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.746333][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.746467][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.746599][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.746732][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.746865][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.746995][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.747127][  T179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.747289][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.747424][  T179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.747556][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.747692][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.747821][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.747953][  T179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.748087][  T179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.748221][  T179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.748359][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.748489][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.748623][  T179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.748755][  T179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.748886][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.749017][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.749148][  T179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.749285][  T179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.749418][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.749548][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.749692][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.749830][  T179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.749974][  T179]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.750104][  T179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.750271][  T179]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.750408][  T179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.750540][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.750675][  T179]  ___sys_sendmsg (net/socket.c:2752)
[    9.750830][  T179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.750993][  T179]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.751136][  T179]  __sys_sendmsg (net/socket.c:2784)
[    9.751272][  T179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.751406][  T179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.751573][  T179]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.751707][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.751840][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.751986][  T179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.752123][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.752264][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.752433][  T179] RIP: 0033:0x7f3e4718d08e
[    9.752577][  T179] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.753060][  T179] RSP: 002b:00007ffc97b11fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.753269][  T179] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3e4718d08e
[    9.753469][  T179] RDX: 0000000000000000 RSI: 00007ffc97b12050 RDI: 0000000000000005
[    9.753709][  T179] RBP: 00007ffc97b11fb0 R08: 0000000000000000 R09: 0000000000000000
[    9.753907][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd1c
[    9.754104][  T179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc97b12720
| [    9.940055][  T182] ------------[ cut here ]------------
| [    9.940879][  T182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/182
| [    9.941357][  T182] Modules linked in: veth
| [    9.941874][  T182] Tainted: [W]=WARN
[    9.942028][  T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.942270][  T182] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.942517][  T182] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.943117][  T182] RSP: 0018:ffa00000008e6e30 EFLAGS: 00010286
[    9.943359][  T182] RAX: 00000000ffffffa6 RBX: ff11000012732040 RCX: 1ff400000011cd8c
[    9.943612][  T182] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000127320fc
[    9.943866][  T182] RBP: ff11000008071000 R08: 1fe22000024e6421 R09: ff1100000af40b90
[    9.944120][  T182] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.944392][  T182] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001241b880
[    9.944651][  T182] FS:  00007fab3c72e840(0000) GS:ff110000842ac000(0000) knlGS:0000000000000000
[    9.944950][  T182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.945203][  T182] CR2: 0000558bccbadd50 CR3: 000000001254b002 CR4: 0000000000771ef0
[    9.945475][  T182] PKRU: 55555554
[    9.945628][  T182] Call Trace:
[    9.945779][  T182]  <TASK>
[    9.945898][  T182]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.946119][  T182]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.946328][  T182]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.946482][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.946670][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.946859][  T182]  __dev_notify_flags (net/core/dev.c:9787)
[    9.947050][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.947242][  T182]  ? netif_change_name (net/core/dev.c:1495)
[    9.947457][  T182]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.947648][  T182]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.947885][  T182]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[    9.948109][  T182]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.948318][  T182]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.948509][  T182]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.948698][  T182] veth_newlink (drivers/net/veth.c:1871) veth
[    9.948888][  T182]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.949113][  T182]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.949325][  T182]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.949517][  T182]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.949729][  T182]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.949917][  T182]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.950107][  T182]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.950301][  T182]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.950515][  T182]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.950708][  T182]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.950896][  T182]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.951080][  T182]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.951274][  T182]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.951479][  T182]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.951670][  T182]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.951857][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.952043][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.952239][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.952436][  T182]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.952623][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.952813][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.952998][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.953191][  T182]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.953393][  T182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.953583][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.953768][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.953954][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.954137][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.954344][  T182]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.954529][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.954715][  T182]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.954905][  T182]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.955093][  T182]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.955290][  T182]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.955491][  T182]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.955678][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.955867][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.956053][  T182]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.956248][  T182]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.956449][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.956638][  T182]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.956827][  T182]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.957014][  T182]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.957207][  T182]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.957406][  T182]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.957625][  T182]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.957817][  T182]  ___sys_sendmsg (net/socket.c:2752)
[    9.958003][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.958198][  T182]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.958406][  T182]  __sys_sendmsg (net/socket.c:2784)
[    9.958594][  T182]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.958779][  T182]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.958963][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.959152][  T182]  ? 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)
[    9.959358][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.959591][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.959779][  T182]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.959967][  T182]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.960154][  T182]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.960361][  T182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.960580][  T182] RIP: 0033:0x7fab3c96808e
[    9.960774][  T182] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.961340][  T182] RSP: 002b:00007ffdaf9d43d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.961595][  T182] RAX: ffffffffffffffda RBX: 00007ffdaf9d4b80 RCX: 00007fab3c96808e
[    9.961848][  T182] RDX: 0000000000000000 RSI: 00007ffdaf9d4480 RDI: 0000000000000005
[    9.962100][  T182] RBP: 00007ffdaf9d43e0 R08: 0000000000000000 R09: 0000000000000000
[    9.962376][  T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd1c
[    9.962630][  T182] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaf9d4b50
| [    9.976145][  T182] ------------[ cut here ]------------
| [    9.976300][  T182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/182
| [    9.976548][  T182] Modules linked in: veth
| [    9.976925][  T182] Tainted: [W]=WARN
[    9.977026][  T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.977198][  T182] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.977384][  T182] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.977864][  T182] RSP: 0018:ffa00000008e71b0 EFLAGS: 00010286
[    9.978034][  T182] RAX: 00000000ffffffa6 RBX: ff1100000599c740 RCX: 1ff400000011cdfc
[    9.978242][  T182] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000599c7fc
[    9.978450][  T182] RBP: ff11000005cac000 R08: 1fe2200000b33901 R09: ff1100000af40b90
[    9.978650][  T182] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.978851][  T182] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.979053][  T182] FS:  00007fab3c72e840(0000) GS:ff1100008432c000(0000) knlGS:0000000000000000
[    9.979297][  T182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.979473][  T182] CR2: 0000558bccae3260 CR3: 000000001254b001 CR4: 0000000000771ef0
[    9.979676][  T182] PKRU: 55555554
[    9.979778][  T182] Call Trace:
[    9.979880][  T182]  <TASK>
[    9.979950][  T182]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.980089][  T182]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.980199][  T182]  __dev_notify_flags (net/core/dev.c:9787)
[    9.980341][  T182]  ? netif_change_name (net/core/dev.c:1495)
[    9.980476][  T182]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.980611][  T182]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.980748][  T182]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.980882][  T182]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.981021][  T182]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.981155][  T182]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.981298][  T182]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.981447][  T182]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.981585][  T182]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.981721][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.981854][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.981989][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.982152][  T182]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.982289][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.982432][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.982568][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.982701][  T182]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.982837][  T182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.982970][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.983105][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.983246][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.983384][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.983520][  T182]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.983655][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.983791][  T182]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.983930][  T182]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.984065][  T182]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.984210][  T182]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.984350][  T182]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.984482][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.984615][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.984750][  T182]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.984885][  T182]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.985017][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.985153][  T182]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.985291][  T182]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.985433][  T182]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.985568][  T182]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.985710][  T182]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.985878][  T182]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.986017][  T182]  ___sys_sendmsg (net/socket.c:2752)
[    9.986151][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.986290][  T182]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.986442][  T182]  __sys_sendmsg (net/socket.c:2784)
[    9.986588][  T182]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.986723][  T182]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.986859][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.986997][  T182]  ? 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)
[    9.987133][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.987274][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.987415][  T182]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.987552][  T182]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.987689][  T182]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.987824][  T182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.987994][  T182] RIP: 0033:0x7fab3c96808e
[    9.988135][  T182] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.988627][  T182] RSP: 002b:00007ffdaf9d43d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.988831][  T182] RAX: ffffffffffffffda RBX: 00007ffdaf9d4b80 RCX: 00007fab3c96808e
[    9.989033][  T182] RDX: 0000000000000000 RSI: 00007ffdaf9d4480 RDI: 0000000000000005
[    9.989243][  T182] RBP: 00007ffdaf9d43e0 R08: 0000000000000000 R09: 0000000000000000
[    9.989449][  T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd1c
[    9.989650][  T182] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaf9d4b50
| [   10.044583][  T185] ------------[ cut here ]------------
| [   10.044797][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/185
| [   10.045083][  T185] Modules linked in: veth
| [   10.045576][  T185] Tainted: [W]=WARN
[   10.045723][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.045932][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.046151][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.046677][  T185] RSP: 0018:ffa00000007f7000 EFLAGS: 00010286
[   10.046890][  T185] RAX: 00000000ffffffa6 RBX: ff1100000599d8c0 RCX: 1ff40000000fedc6
[   10.047134][  T185] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000599d97c
[   10.047448][  T185] RBP: ff11000008071000 R08: 1fe2200000b33b31 R09: ff1100000a1d2ea8
[   10.047693][  T185] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.047930][  T185] R13: 0000000000000000 R14: ffa00000007f7148 R15: ff11000012d41d40
[   10.048177][  T185] FS:  00007f3a8091a840(0000) GS:ff110000842ac000(0000) knlGS:0000000000000000
[   10.048468][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.048677][  T185] CR2: 0000000013cd3988 CR3: 0000000004b05002 CR4: 0000000000771ef0
[   10.048914][  T185] PKRU: 55555554
[   10.049058][  T185] Call Trace:
[   10.049206][  T185]  <TASK>
[   10.049335][  T185]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   10.049518][  T185]  __dev_change_net_namespace (net/core/dev.c:12635)
[   10.049734][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.049910][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.050091][  T185]  ? default_device_exit_batch (net/core/dev.c:13091)
[   10.050322][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.050500][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.050678][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.050855][  T185]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.051041][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.051227][  T185]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   10.051419][  T185]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.051600][  T185]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   10.051783][  T185]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.051961][  T185]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.052179][  T185]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.052370][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.052550][  T185]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.052727][  T185]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.052905][  T185]  ? __kernel_text_address (kernel/extable.c:79)
[   10.053080][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.053300][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.053494][  T185]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.053670][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.053846][  T185]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.054020][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.054206][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.054394][  T185]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.054571][  T185]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.054747][  T185]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.054926][  T185]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.055104][  T185]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.055288][  T185]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.055481][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.055661][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.055840][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.056014][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.056202][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.056392][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.056571][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.056751][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.056925][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.057103][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.057289][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.057481][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.057664][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.057842][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.058017][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.058201][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.058393][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.058572][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.058751][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.058930][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.059111][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.059300][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.059490][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.059671][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.059850][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.060029][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.060212][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.060406][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.060588][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.060764][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.060943][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.061125][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.061321][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.061500][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.061677][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.061887][  T185]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.062068][  T185]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.062253][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.062463][  T185]  ___sys_sendmsg (net/socket.c:2752)
[   10.062639][  T185]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.062848][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.063036][  T185]  __sys_sendmsg (net/socket.c:2784)
[   10.063224][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.063424][  T185]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.063637][  T185]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.063815][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.063992][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.064178][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.064371][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.064552][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.064761][  T185] RIP: 0033:0x7f3a80b5408e
[   10.064944][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.065471][  T185] RSP: 002b:00007fff0178cf10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.065715][  T185] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3a80b5408e
[   10.065953][  T185] RDX: 0000000000000000 RSI: 00007fff0178cfc0 RDI: 0000000000000005
[   10.066200][  T185] RBP: 00007fff0178cf20 R08: 0000000000000000 R09: 0000000000000000
[   10.066451][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd1c
[   10.066692][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0178d690
| [   10.070014][  T185] ------------[ cut here ]------------
| [   10.070203][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/185
| [   10.070753][  T185] Modules linked in: veth
| [   10.071224][  T185] Tainted: [W]=WARN
[   10.071384][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.071599][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.071818][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.072350][  T185] RSP: 0018:ffa00000007f6fc8 EFLAGS: 00010286
[   10.072564][  T185] RAX: 00000000ffffffa6 RBX: ff11000013196580 RCX: 1ff40000000fedbf
[   10.072804][  T185] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001319663c
[   10.073043][  T185] RBP: ff11000008071000 R08: 1fe2200002632cc9 R09: ff1100000a1d2ea8
[   10.073290][  T185] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.073545][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012d41d40
[   10.073794][  T185] FS:  00007f3a8091a840(0000) GS:ff110000842ac000(0000) knlGS:0000000000000000
[   10.074069][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.074286][  T185] CR2: 0000000013cd3988 CR3: 0000000004b05002 CR4: 0000000000771ef0
[   10.074540][  T185] PKRU: 55555554
[   10.074685][  T185] Call Trace:
[   10.074830][  T185]  <TASK>
[   10.074947][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.075125][  T185]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.075328][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.075477][  T185]  __dev_change_net_namespace (net/core/dev.c:12695)
[   10.075690][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.075866][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.076045][  T185]  ? default_device_exit_batch (net/core/dev.c:13091)
[   10.076266][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.076454][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.076633][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.076814][  T185]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.076992][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.077174][  T185]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   10.077363][  T185]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.077548][  T185]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   10.077728][  T185]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.077904][  T185]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.078112][  T185]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.078297][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.078488][  T185]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.078664][  T185]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.078846][  T185]  ? __kernel_text_address (kernel/extable.c:79)
[   10.079024][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.079237][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.079425][  T185]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.079606][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.079782][  T185]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.079959][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.080146][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.080353][  T185]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.080539][  T185]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.080725][  T185]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.080902][  T185]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.081080][  T185]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.081261][  T185]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.081453][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.081638][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.081819][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.081995][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.082179][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.082370][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.082568][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.082753][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.082931][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.083110][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.083296][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.083490][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.083668][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.083848][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.084026][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.084209][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.084404][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.084580][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.084760][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.084939][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.085118][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.085321][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.085498][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.085683][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.085863][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.086041][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.086228][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.086420][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.086600][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.086776][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.086955][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.087136][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.087337][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.087516][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.087693][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.087903][  T185]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.088084][  T185]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.088269][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.088461][  T185]  ___sys_sendmsg (net/socket.c:2752)
[   10.088640][  T185]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.088850][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.089041][  T185]  __sys_sendmsg (net/socket.c:2784)
[   10.089228][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.089420][  T185]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.089632][  T185]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.089811][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.089988][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.090172][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.090361][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.090539][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.090746][  T185] RIP: 0033:0x7f3a80b5408e
[   10.090927][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.091454][  T185] RSP: 002b:00007fff0178cf10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.091696][  T185] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3a80b5408e
[   10.091938][  T185] RDX: 0000000000000000 RSI: 00007fff0178cfc0 RDI: 0000000000000005
[   10.092186][  T185] RBP: 00007fff0178cf20 R08: 0000000000000000 R09: 0000000000000000
[   10.092437][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd1c
[   10.092676][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0178d690
| [   10.217745][  T189] ------------[ cut here ]------------
| [   10.217968][  T189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/189
| [   10.218253][  T189] Modules linked in: veth
| [   10.218947][  T189] Tainted: [W]=WARN
[   10.219091][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.219322][  T189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.219544][  T189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.220053][  T189] RSP: 0018:ffa0000000837030 EFLAGS: 00010286
[   10.220269][  T189] RAX: 00000000ffffffa6 RBX: ff11000005c2e740 RCX: 1ff4000000106dcc
[   10.220521][  T189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005c2e7fc
[   10.220762][  T189] RBP: ff11000005cac000 R08: 1fe2200000b85d01 R09: ff110000135151e8
[   10.221004][  T189] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.221255][  T189] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005cacce1
[   10.221510][  T189] FS:  00007fcd989a6840(0000) GS:ff110000842ac000(0000) knlGS:0000000000000000
[   10.221785][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.221997][  T189] CR2: 0000000027eea988 CR3: 0000000009b91001 CR4: 0000000000771ef0
[   10.222251][  T189] PKRU: 55555554
[   10.222409][  T189] Call Trace:
[   10.222553][  T189]  <TASK>
[   10.222667][  T189]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.222848][  T189]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.222997][  T189]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.223184][  T189]  __dev_notify_flags (net/core/dev.c:9787)
[   10.223377][  T189]  ? netif_change_name (net/core/dev.c:1495)
[   10.223555][  T189]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.223733][  T189]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.223911][  T189]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.224128][  T189]  netif_change_flags (net/core/dev.c:9820)
[   10.224330][  T189]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.224511][  T189]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.224687][  T189]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.224897][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.225076][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.225260][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.225449][  T189]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.225631][  T189]  ? __kernel_text_address (kernel/extable.c:79)
[   10.225811][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.225989][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.226170][  T189]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.226360][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.226537][  T189]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.226713][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.226891][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.227069][  T189]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.227257][  T189]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.227448][  T189]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.227626][  T189]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.227804][  T189]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.227982][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.228171][  T189]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.228390][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.228569][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.228747][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.228926][  T189]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.229104][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.229292][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.229479][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.229668][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.229850][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.230029][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.230218][  T189]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.230426][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.230602][  T189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.230780][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.230959][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.231135][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.231333][  T189]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.231511][  T189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.231692][  T189]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.231873][  T189]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.232050][  T189]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.232238][  T189]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.232427][  T189]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.232618][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.232797][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.232976][  T189]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.233168][  T189]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.233356][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.233536][  T189]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.233718][  T189]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.233897][  T189]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.234076][  T189]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.234265][  T189]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.234486][  T189]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.234665][  T189]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.234843][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.235024][  T189]  ___sys_sendmsg (net/socket.c:2752)
[   10.235217][  T189]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.235441][  T189]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.235631][  T189]  __sys_sendmsg (net/socket.c:2784)
[   10.235813][  T189]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.235987][  T189]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.236206][  T189]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.236398][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.236576][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.236754][  T189]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.236934][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.237112][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.237343][  T189] RIP: 0033:0x7fcd98be008e
[   10.237526][  T189] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.238052][  T189] RSP: 002b:00007fff3963f650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.238302][  T189] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcd98be008e
[   10.238556][  T189] RDX: 0000000000000000 RSI: 00007fff3963f700 RDI: 0000000000000005
[   10.238793][  T189] RBP: 00007fff3963f660 R08: 0000000000000000 R09: 0000000000000000
[   10.239031][  T189] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd1c
[   10.239282][  T189] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3963fdd0
| [   10.284971][  T190] ------------[ cut here ]------------
| [   10.285217][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/190
| [   10.285592][  T190] Modules linked in: veth
| [   10.286177][  T190] Tainted: [W]=WARN
[   10.286349][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.286607][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.286884][  T190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.287645][  T190] RSP: 0018:ffa0000000527030 EFLAGS: 00010286
[   10.287908][  T190] RAX: 00000000ffffffa6 RBX: ff11000004f6a900 RCX: 1ff40000000a4dcc
[   10.288229][  T190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004f6a9bc
[   10.288546][  T190] RBP: ff11000008071000 R08: 1fe22000009ed539 R09: ff11000013512ea8
[   10.288861][  T190] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.289174][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008071ce1
[   10.289621][  T190] FS:  00007fef26209840(0000) GS:ff110000841ac000(0000) knlGS:0000000000000000
[   10.289981][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.290249][  T190] CR2: 0000000005c40988 CR3: 0000000013439002 CR4: 0000000000771ef0
[   10.290703][  T190] PKRU: 55555554
[   10.290858][  T190] Call Trace:
[   10.291013][  T190]  <TASK>
[   10.291122][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.291464][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.291752][  T190]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.291955][  T190]  __dev_notify_flags (net/core/dev.c:9787)
[   10.292169][  T190]  ? netif_change_name (net/core/dev.c:1495)
[   10.292402][  T190]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.292611][  T190]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.292818][  T190]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.293034][  T190]  netif_change_flags (net/core/dev.c:9820)
[   10.293248][  T190]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.293469][  T190]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.293678][  T190]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.293941][  T190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.294154][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.294372][  T190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.294575][  T190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.294790][  T190]  ? __kernel_text_address (kernel/extable.c:79)
[   10.294996][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.295213][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.295433][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.295645][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.295854][  T190]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.296059][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.296266][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.296479][  T190]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.296685][  T190]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.296890][  T190]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.297095][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.297319][  T190]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.297529][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.297740][  T190]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.297949][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.298155][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.298379][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.298587][  T190]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.298790][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.299001][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.299215][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.299428][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.299631][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.299840][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.300045][  T190]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.300257][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.300473][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.300683][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.300892][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.301096][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.301317][  T190]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.301522][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.301729][  T190]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.301942][  T190]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.302145][  T190]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.302366][  T190]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.302573][  T190]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.302777][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.302981][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.303193][  T190]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.303439][  T190]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.303632][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.303816][  T190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.304023][  T190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.304257][  T190]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.304474][  T190]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.304679][  T190]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.304935][  T190]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.305149][  T190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.305369][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.305581][  T190]  ___sys_sendmsg (net/socket.c:2752)
[   10.305784][  T190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.306035][  T190]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.306266][  T190]  __sys_sendmsg (net/socket.c:2784)
[   10.306475][  T190]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.306677][  T190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.306933][  T190]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.307134][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.307357][  T190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.307561][  T190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.307766][  T190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.307969][  T190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.308235][  T190] RIP: 0033:0x7fef2644308e
[   10.308462][  T190] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.309210][  T190] RSP: 002b:00007ffc74b04430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.309532][  T190] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fef2644308e
[   10.309842][  T190] RDX: 0000000000000000 RSI: 00007ffc74b044e0 RDI: 0000000000000005
[   10.310163][  T190] RBP: 00007ffc74b04440 R08: 0000000000000000 R09: 0000000000000000
[   10.310478][  T190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd1c
[   10.310792][  T190] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc74b04bb0
| [   10.325015][   T36] ------------[ cut here ]------------
| [   10.325286][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   10.325604][   T36] Modules linked in: veth
| [   10.326058][   T36] Tainted: [W]=WARN
[   10.326149][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.326334][   T36] Workqueue: events_unbound linkwatch_event
[   10.326500][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.326656][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.327085][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   10.327242][   T36] RAX: 00000000ffffffa6 RBX: ff11000005c2ee40 RCX: 1ff4000000051f02
[   10.327456][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005c2eefc
[   10.327635][   T36] RBP: ff11000008071000 R08: 1fe2200000b85de1 R09: ff11000001d55238
[   10.327813][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.327992][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.328175][   T36] FS:  0000000000000000(0000) GS:ff1100008422c000(0000) knlGS:0000000000000000
[   10.328391][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.328542][   T36] CR2: 0000558bcca621a8 CR3: 0000000009095001 CR4: 0000000000771ef0
[   10.328723][   T36] PKRU: 55555554
[   10.328814][   T36] Call Trace:
[   10.328904][   T36]  <TASK>
[   10.328968][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.329089][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.329216][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.329316][   T36]  netif_state_change (net/core/dev.c:1605)
[   10.329449][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.329601][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.329724][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.329845][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.329968][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.330090][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.330218][   T36]  process_one_work (kernel/workqueue.c:3314)
[   10.330348][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.330468][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.330594][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.330717][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.330837][   T36]  kthread (kernel/kthread.c:436)
[   10.330928][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.331079][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.331202][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.331332][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.331484][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.331604][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.331730][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.333600][   T36] ------------[ cut here ]------------
| [   10.333800][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   10.334049][   T36] Modules linked in: veth
| [   10.334442][   T36] Tainted: [W]=WARN
[   10.334536][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.334685][   T36] Workqueue: events_unbound linkwatch_event
[   10.334841][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.334998][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.335457][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   10.335607][   T36] RAX: 00000000ffffffa6 RBX: ff11000005c2f540 RCX: 1ff4000000051f02
[   10.335784][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005c2f5fc
[   10.335964][   T36] RBP: ff11000005cac000 R08: 1fe2200000b85ec1 R09: ff11000001d55238
[   10.336141][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.336333][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.336512][   T36] FS:  0000000000000000(0000) GS:ff1100008422c000(0000) knlGS:0000000000000000
[   10.336723][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.336873][   T36] CR2: 0000558bcca621a8 CR3: 0000000009095001 CR4: 0000000000771ef0
[   10.337055][   T36] PKRU: 55555554
[   10.337146][   T36] Call Trace:
[   10.337238][   T36]  <TASK>
[   10.337302][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.337427][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.337553][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.337644][   T36]  netif_state_change (net/core/dev.c:1605)
[   10.337765][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.337915][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.338036][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.338156][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.338295][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.338420][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.338541][   T36]  process_one_work (kernel/workqueue.c:3314)
[   10.338665][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.338785][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.338909][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.339033][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.339153][   T36]  kthread (kernel/kthread.c:436)
[   10.339248][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.339401][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.339521][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.339643][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.339792][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.339914][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.340034][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.812061][   T71] ------------[ cut here ]------------
| [   23.812273][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/71
| [   23.812536][   T71] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   23.813233][   T71] Tainted: [W]=WARN
[   23.813370][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.813559][   T71] Workqueue: netns cleanup_net
[   23.813693][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.813858][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.814322][   T71] RSP: 0018:ffa00000004c7748 EFLAGS: 00010286
[   23.814481][   T71] RAX: 00000000ffffffa6 RBX: ff1100000599d8c0 RCX: 1ff4000000098eaf
[   23.814674][   T71] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000599d97c
[   23.814865][   T71] RBP: ff11000005cac000 R08: 1fe2200000b33b31 R09: ff11000008aa2f20
[   23.815057][   T71] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   23.815251][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008071000
[   23.815448][   T71] FS:  0000000000000000(0000) GS:ff110000841ac000(0000) knlGS:0000000000000000
[   23.815676][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.815839][   T71] CR2: 00007f2560570574 CR3: 000000000ef39006 CR4: 0000000000771ef0
[   23.816031][   T71] PKRU: 55555554
[   23.816129][   T71] Call Trace:
[   23.816229][   T71]  <TASK>
[   23.816297][   T71]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.816434][   T71]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.816532][   T71]  netif_close_many (net/core/dev.c:1804)
[   23.816661][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.816790][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.816919][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.817047][   T71]  ? __dev_close_many (net/core/dev.c:1781)
[   23.817174][   T71]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.817340][   T71]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   23.817471][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.817659][   T71]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.817784][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.817937][   T71]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.818062][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.818185][   T71]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.818351][   T71]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   23.818480][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.818607][   T71]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   23.818735][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.818865][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.818992][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.819114][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.819244][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.819378][   T71]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.819503][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   23.819626][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.819750][   T71]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   23.819876][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   23.820014][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.820145][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.820280][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.820413][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.820543][   T71]  process_one_work (kernel/workqueue.c:3314)
[   23.820676][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.820803][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.820935][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.821065][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.821191][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   23.821332][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.821459][   T71]  kthread (kernel/kthread.c:436)
[   23.821555][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.821713][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.821840][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.821969][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.822130][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.822265][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.822401][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.825137][   T71] ------------[ cut here ]------------
| [   23.825273][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/71
| [   23.825554][   T71] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   23.826169][   T71] Tainted: [W]=WARN
[   23.826266][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.826433][   T71] Workqueue: netns cleanup_net
[   23.826561][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.826720][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.827157][   T71] RSP: 0018:ffa00000004c7748 EFLAGS: 00010286
[   23.827344][   T71] RAX: 00000000ffffffa6 RBX: ff1100000599d1c0 RCX: 1ff4000000098eaf
[   23.827530][   T71] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000599d27c
[   23.827723][   T71] RBP: ff11000008071000 R08: 1fe2200000b33a51 R09: ff11000008aa2f20
[   23.827906][   T71] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   23.828090][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c9000
[   23.828279][   T71] FS:  0000000000000000(0000) GS:ff110000841ac000(0000) knlGS:0000000000000000
[   23.828502][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.828656][   T71] CR2: 00007f2560570574 CR3: 000000000ef39006 CR4: 0000000000771ef0
[   23.828846][   T71] PKRU: 55555554
[   23.828943][   T71] Call Trace:
[   23.829038][   T71]  <TASK>
[   23.829105][   T71]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.829238][   T71]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.829374][   T71]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.829472][   T71]  netif_close_many (net/core/dev.c:1804)
[   23.829596][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.829719][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.829842][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.829964][   T71]  ? __dev_close_many (net/core/dev.c:1781)
[   23.830087][   T71]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.830245][   T71]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   23.830376][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.830531][   T71]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.830653][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.830806][   T71]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.830930][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.831052][   T71]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.831209][   T71]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   23.831341][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.831466][   T71]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   23.831591][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.831715][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.831839][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.831962][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.832087][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.832219][   T71]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.832349][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   23.832473][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.832596][   T71]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   23.832724][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   23.832849][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.832990][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.833115][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.833241][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.833383][   T71]  process_one_work (kernel/workqueue.c:3314)
[   23.833511][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.833634][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.833762][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.833886][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.834010][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   23.834135][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.834263][   T71]  kthread (kernel/kthread.c:436)
[   23.834361][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.834513][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.834637][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.834760][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.834914][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.835039][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.835162][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.837269][   T71] ------------[ cut here ]------------
| [   23.837398][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/71
| [   23.837640][   T71] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   23.838252][   T71] Tainted: [W]=WARN
[   23.838350][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.838507][   T71] Workqueue: netns cleanup_net
[   23.838638][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.838799][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.839241][   T71] RSP: 0018:ffa00000004c7748 EFLAGS: 00010286
[   23.839404][   T71] RAX: 00000000ffffffa6 RBX: ff11000012cc9000 RCX: 1ff4000000098eaf
[   23.839589][   T71] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cc90bc
[   23.839772][   T71] RBP: ff1100000a0c9000 R08: 1fe2200002599219 R09: ff11000008aa2f20
[   23.839956][   T71] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   23.840140][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004c77e0
[   23.840336][   T71] FS:  0000000000000000(0000) GS:ff110000841ac000(0000) knlGS:0000000000000000
[   23.840554][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.840709][   T71] CR2: 00007f2560570574 CR3: 000000000ef39006 CR4: 0000000000771ef0
[   23.840892][   T71] PKRU: 55555554
[   23.840984][   T71] Call Trace:
[   23.841076][   T71]  <TASK>
[   23.841143][   T71]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.841271][   T71]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.841403][   T71]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.841500][   T71]  netif_close_many (net/core/dev.c:1804)
[   23.841626][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.841749][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.841871][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.841996][   T71]  ? __dev_close_many (net/core/dev.c:1781)
[   23.842120][   T71]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.842278][   T71]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   23.842410][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.842574][   T71]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.842700][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.842855][   T71]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.842979][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.843104][   T71]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.843263][   T71]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   23.843394][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.843519][   T71]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   23.843642][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.843767][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.843892][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.844014][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.844140][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.844270][   T71]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.844399][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   23.844522][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.844646][   T71]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   23.844772][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   23.844899][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.845042][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.845168][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.845293][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.845424][   T71]  process_one_work (kernel/workqueue.c:3314)
[   23.845552][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.845675][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.845804][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.845928][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.846050][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   23.846174][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.846303][   T71]  kthread (kernel/kthread.c:436)
[   23.846400][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.846553][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.846677][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.846801][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.846954][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.847077][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.847206][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.849872][   T71] ------------[ cut here ]------------
| [   23.849992][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/71
| [   23.850227][   T71] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   23.850870][   T71] Tainted: [W]=WARN
[   23.850960][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.851399][   T71] Workqueue: netns cleanup_net
[   23.851523][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.851675][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.852102][   T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[   23.852254][   T71] RAX: 00000000ffffffa6 RBX: ff11000012cc9540 RCX: 1ff4000000098ed5
[   23.852477][   T71] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cc95fc
[   23.852654][   T71] RBP: ff11000005cac000 R08: 1fe22000025992c1 R09: ff11000008aa2f20
[   23.852835][   T71] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.853011][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.853189][   T71] FS:  0000000000000000(0000) GS:ff110000841ac000(0000) knlGS:0000000000000000
[   23.853454][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.853603][   T71] CR2: 00007f2560570574 CR3: 000000000ef39006 CR4: 0000000000771ef0
[   23.853783][   T71] PKRU: 55555554
[   23.853876][   T71] Call Trace:
[   23.853964][   T71]  <TASK>
[   23.854031][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.854181][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.854385][   T71]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.854507][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.854635][   T71]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.854793][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.854913][   T71]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   23.855031][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.855150][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.855279][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.855443][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.855564][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.855685][   T71]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.855805][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   23.855924][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.856044][   T71]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   23.856166][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   23.856288][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.856451][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.856571][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.856689][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.856808][   T71]  process_one_work (kernel/workqueue.c:3314)
[   23.856934][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.857052][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.857182][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.857428][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.857549][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   23.857669][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.857788][   T71]  kthread (kernel/kthread.c:436)
[   23.857877][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.858024][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.858220][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.858388][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.858537][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.858656][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.858776][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.862169][   T71] ------------[ cut here ]------------
| [   23.862504][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/71
| [   23.862871][   T71] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   23.863740][   T71] Tainted: [W]=WARN
[   23.863968][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.864259][   T71] Workqueue: netns cleanup_net
[   23.864545][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.864797][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.865370][   T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[   23.865566][   T71] RAX: 00000000ffffffa6 RBX: ff11000009330580 RCX: 1ff4000000098ed5
[   23.865788][   T71] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000933063c
[   23.866009][   T71] RBP: ff11000008071000 R08: 1fe22000012660c9 R09: ff11000008aa2f20
[   23.866239][   T71] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.866477][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.866700][   T71] FS:  0000000000000000(0000) GS:ff110000842ac000(0000) knlGS:0000000000000000
[   23.866953][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.867149][   T71] CR2: 00007f7b2e045680 CR3: 000000000ef39005 CR4: 0000000000771ef0
[   23.867396][   T71] PKRU: 55555554
[   23.867534][   T71] Call Trace:
[   23.867669][   T71]  <TASK>
[   23.867778][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.867977][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.868170][   T71]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.868355][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.868521][   T71]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.868721][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.868903][   T71]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   23.869072][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.869247][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.869427][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.869594][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.869763][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.869936][   T71]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.870108][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   23.870289][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.870472][   T71]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   23.870641][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   23.870808][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.870974][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.871141][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.871328][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.871525][   T71]  process_one_work (kernel/workqueue.c:3314)
[   23.871696][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.871864][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.872036][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.872215][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.872395][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   23.872567][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.872733][   T71]  kthread (kernel/kthread.c:436)
[   23.872875][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.873069][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.873274][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.873455][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.873652][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.873818][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.873988][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.877193][   T71] ------------[ cut here ]------------
| [   23.877379][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/71
| [   23.877659][   T71] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   23.878405][   T71] Tainted: [W]=WARN
[   23.878543][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.878739][   T71] Workqueue: netns cleanup_net
[   23.878909][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.879111][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.879625][   T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[   23.879821][   T71] RAX: 00000000ffffffa6 RBX: ff11000009330c80 RCX: 1ff4000000098ed5
[   23.880044][   T71] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009330d3c
[   23.880273][   T71] RBP: ff1100000a0c9000 R08: 1fe22000012661a9 R09: ff11000008aa2f20
[   23.880535][   T71] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.880757][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.880981][   T71] FS:  0000000000000000(0000) GS:ff110000842ac000(0000) knlGS:0000000000000000
[   23.881247][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.881458][   T71] CR2: 00007f7b2e045680 CR3: 000000000ef39005 CR4: 0000000000771ef0
[   23.881682][   T71] PKRU: 55555554
[   23.881818][   T71] Call Trace:
[   23.881951][   T71]  <TASK>
[   23.882060][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.882267][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.882475][   T71]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.882644][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.882809][   T71]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.883009][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.883177][   T71]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   23.883364][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.883532][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.883698][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.883863][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.884034][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.884212][   T71]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.884387][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   23.884551][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.884718][   T71]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   23.884886][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   23.885055][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.885229][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.885414][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.885581][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.885750][   T71]  process_one_work (kernel/workqueue.c:3314)
[   23.885920][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.886086][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.886266][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.886451][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.886618][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   23.886818][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.887003][   T71]  kthread (kernel/kthread.c:436)
[   23.887143][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.887358][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.887525][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.887692][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.887888][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.888053][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.888227][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.958367][   T71] ------------[ cut here ]------------
| [   23.958560][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/71
| [   23.958853][   T71] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   23.959555][   T71] Tainted: [W]=WARN
[   23.959695][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.959895][   T71] Workqueue: netns cleanup_net
[   23.960069][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.960280][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.960784][   T71] RSP: 0018:ffa00000004c7748 EFLAGS: 00010286
[   23.960990][   T71] RAX: 00000000ffffffa6 RBX: ff11000004bf4ac0 RCX: 1ff4000000098eaf
[   23.961227][   T71] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004bf4b7c
[   23.961475][   T71] RBP: ff11000005b4c000 R08: 1fe220000097e971 R09: ff11000008aa2f20
[   23.961704][   T71] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   23.961935][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004c77e0
[   23.962167][   T71] FS:  0000000000000000(0000) GS:ff110000842ac000(0000) knlGS:0000000000000000
[   23.962450][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.962652][   T71] CR2: 00007f7b2e045680 CR3: 000000000ef39005 CR4: 0000000000771ef0
[   23.962883][   T71] PKRU: 55555554
[   23.963024][   T71] Call Trace:
[   23.963162][   T71]  <TASK>
[   23.963322][   T71]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.963498][   T71]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.963642][   T71]  netif_close_many (net/core/dev.c:1804)
[   23.963810][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.963979][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.964148][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.964338][   T71]  ? __dev_close_many (net/core/dev.c:1781)
[   23.964513][   T71]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.964713][   T71]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   23.964886][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.965087][   T71]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.965264][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.965445][   T71]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   23.965617][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.965824][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.965996][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.966171][   T71]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   23.966358][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.966536][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.966712][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.966881][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.967055][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.967235][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   23.967417][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.967589][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   23.967759][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.967927][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.968098][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.968277][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.968460][   T71]  process_one_work (kernel/workqueue.c:3314)
[   23.968635][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.968809][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.968984][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.969170][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.969357][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   23.969531][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.969700][   T71]  kthread (kernel/kthread.c:436)
[   23.969840][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.970039][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.970217][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.970401][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.970600][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.970773][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.970945][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.973701][   T71] ------------[ cut here ]------------
| [   23.973863][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/71
| [   23.974137][   T71] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   23.975026][   T71] Tainted: [W]=WARN
[   23.975227][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.975455][   T71] Workqueue: netns cleanup_net
[   23.975624][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.975825][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.976297][   T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[   23.976506][   T71] RAX: 00000000ffffffa6 RBX: ff11000004bf5c40 RCX: 1ff4000000098ed5
[   23.976729][   T71] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004bf5cfc
[   23.976951][   T71] RBP: ff11000005b4c000 R08: 1fe220000097eba1 R09: ff11000008aa2f20
[   23.977176][   T71] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.977419][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.977644][   T71] FS:  0000000000000000(0000) GS:ff110000842ac000(0000) knlGS:0000000000000000
[   23.977898][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.978098][   T71] CR2: 0000555af1dda8b8 CR3: 0000000012d6b006 CR4: 0000000000771ef0
[   23.978342][   T71] PKRU: 55555554
[   23.978477][   T71] Call Trace:
[   23.978611][   T71]  <TASK>
[   23.978720][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.978921][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.979120][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.979299][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.979486][   T71]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   23.979653][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.979820][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.979989][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.980156][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.980347][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.980518][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   23.980687][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.980857][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   23.981026][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.981189][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.981380][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.981548][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.981717][   T71]  process_one_work (kernel/workqueue.c:3314)
[   23.981891][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.982059][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.982236][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.982418][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.982585][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   23.982753][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.982919][   T71]  kthread (kernel/kthread.c:436)
[   23.983059][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.983262][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.983442][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.983641][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.983837][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.984005][   T71]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo_newnet:__dev_change_net_namespace:rtnl_newlink:rtnetlink_rcv_msg
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:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create