======================================
| xx__-> [    8.814121][  T180] ------------[ cut here ]------------
| [    8.814343][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/180
| [    8.814663][  T180] Modules linked in:
| [    8.815085][  T180] Tainted: [W]=WARN
[    8.815189][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.815359][  T180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.815549][  T180] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.816046][  T180] RSP: 0018:ffa00000008c7ab0 EFLAGS: 00010286
[    8.816219][  T180] RAX: 00000000ffffffa6 RBX: ff1100000bc583c0 RCX: 1ff4000000118f1c
[    8.816421][  T180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc58478
[    8.816637][  T180] RBP: ff1100000a1ac000 R08: 1fe220000178b090 R09: ff1100000be82e80
[    8.816846][  T180] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    8.817090][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a1ac000
[    8.817296][  T180] FS:  00007f4154948840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[    8.817544][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.817717][  T180] CR2: 0000000000479648 CR3: 0000000004e95002 CR4: 0000000000771ef0
[    8.817928][  T180] PKRU: 55555554
[    8.818033][  T180] Call Trace:
[    8.818136][  T180]  <TASK>
[    8.818211][  T180]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.818350][  T180]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.818497][  T180]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.818603][  T180]  register_netdevice (net/core/dev.c:11488)
[    8.818742][  T180]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.818930][  T180]  register_netdev (net/core/dev.c:11552)
[    8.819067][  T180]  loopback_net_init (drivers/net/loopback.c:218)
[    8.819204][  T180]  ops_init (net/core/net_namespace.c:137)
[    8.819309][  T180]  setup_net (net/core/net_namespace.c:446)
[    8.819411][  T180]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.819554][  T180]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.819690][  T180]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.819829][  T180]  copy_net_ns (net/core/net_namespace.c:579)
[    8.819972][  T180]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.820110][  T180]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.820247][  T180]  ksys_unshare (kernel/fork.c:3243)
[    8.820384][  T180]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.820527][  T180]  ? __ia32_sys_open (fs/open.c:1374)
[    8.820669][  T180]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.820805][  T180]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.820946][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.821082][  T180]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.821219][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.821356][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.821534][  T180] RIP: 0033:0x7f4154c0abcb
[    8.821678][  T180] 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
[    8.822169][  T180] RSP: 002b:00007ffea3eb4588 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.822380][  T180] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4154c0abcb
[    8.822593][  T180] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.822800][  T180] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    8.823008][  T180] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffea3eb67b0
[    8.823214][  T180] R13: 0000000000000001 R14: 00007f41549486f8 R15: 00007ffea3eb870c
| [    8.853256][  T181] ------------[ cut here ]------------
| [    8.853434][  T181] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/181
| [    8.853680][  T181] Modules linked in:
| [    8.854072][  T181] Tainted: [W]=WARN
[    8.854175][  T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.854345][  T181] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.854533][  T181] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.855017][  T181] RSP: 0018:ffa0000000737030 EFLAGS: 00010286
[    8.855188][  T181] RAX: 00000000ffffffa6 RBX: ff1100000bc59e00 RCX: 1ff40000000e6dcc
[    8.855393][  T181] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc59eb8
[    8.855601][  T181] RBP: ff1100000a1ac000 R08: 1fe220000178b3d8 R09: ff1100000be85158
[    8.855803][  T181] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    8.856009][  T181] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a1accd1
[    8.856213][  T181] FS:  00007fabcc836840(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[    8.856457][  T181] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.856628][  T181] CR2: 0000000029352988 CR3: 0000000004e9a004 CR4: 0000000000771ef0
[    8.856829][  T181] PKRU: 55555554
[    8.856934][  T181] Call Trace:
[    8.857038][  T181]  <TASK>
[    8.857109][  T181]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.857249][  T181]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.857352][  T181]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.857495][  T181]  __dev_notify_flags (net/core/dev.c:9787)
[    8.857630][  T181]  ? netif_change_name (net/core/dev.c:1495)
[    8.857764][  T181]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.857898][  T181]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    8.858038][  T181]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.858177][  T181]  netif_change_flags (net/core/dev.c:9820)
[    8.858313][  T181]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.859100][  T181]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.859243][  T181]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.859416][  T181]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.859607][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.859742][  T181]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.859878][  T181]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.860017][  T181]  ? __kernel_text_address (kernel/extable.c:79)
[    8.860154][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.860290][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.860512][  T181]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.860668][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.860802][  T181]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.860942][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.861075][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.861207][  T181]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.861340][  T181]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.861479][  T181]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.861612][  T181]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.861749][  T181]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.861885][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.862029][  T181]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.862166][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.862300][  T181]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.862440][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.862574][  T181]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.862708][  T181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.862845][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.862985][  T181]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.863120][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.863255][  T181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.863390][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.863530][  T181]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.863664][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.863796][  T181]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.863935][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.864073][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.864207][  T181]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.864343][  T181]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.864484][  T181]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.864620][  T181]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.864759][  T181]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.864893][  T181]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.865033][  T181]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.865168][  T181]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.865303][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.865443][  T181]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.865579][  T181]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.865714][  T181]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.865851][  T181]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.865992][  T181]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.866128][  T181]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.866293][  T181]  ? move_addr_to_kernel (net/socket.c:258)
[    8.866436][  T181]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.866571][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.866707][  T181]  ___sys_sendmsg (net/socket.c:2752)
[    8.866840][  T181]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.867012][  T181]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.867160][  T181]  __sys_sendmsg (net/socket.c:2784)
[    8.867296][  T181]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.867434][  T181]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.867603][  T181]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.867739][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.867874][  T181]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.868014][  T181]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.868151][  T181]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.868286][  T181]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.868460][  T181] RIP: 0033:0x7fabcca7008e
[    8.868604][  T181] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.869088][  T181] RSP: 002b:00007ffe1bfe4050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.869294][  T181] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fabcca7008e
[    8.869502][  T181] RDX: 0000000000000000 RSI: 00007ffe1bfe4100 RDI: 0000000000000005
[    8.869703][  T181] RBP: 00007ffe1bfe4060 R08: 0000000000000000 R09: 0000000000000000
[    8.869908][  T181] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e569
[    8.870111][  T181] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1bfe47d0
| [    8.996910][  T185] ------------[ cut here ]------------
| [    8.997098][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
| [    8.997343][  T185] Modules linked in:
| [    8.997959][  T185] Tainted: [W]=WARN
[    8.998062][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.998235][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.998411][  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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.998901][  T185] RSP: 0018:ffa0000000907ab0 EFLAGS: 00010286
[    8.999077][  T185] RAX: 00000000ffffffa6 RBX: ff11000004f74900 RCX: 1ff4000000120f1c
[    8.999319][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f749b8
[    8.999529][  T185] RBP: ff110000096fc000 R08: 1fe22000009ee938 R09: ff1100000c6e8b80
[    8.999733][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.999940][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096fc000
[    9.000148][  T185] FS:  00007feeb5ba5840(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[    9.000391][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.000567][  T185] CR2: 00007feeb5db1690 CR3: 000000000d467004 CR4: 0000000000771ef0
[    9.000768][  T185] PKRU: 55555554
[    9.000871][  T185] Call Trace:
[    9.000979][  T185]  <TASK>
[    9.001050][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.001187][  T185]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.001327][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.001437][  T185]  register_netdevice (net/core/dev.c:11488)
[    9.001574][  T185]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.001746][  T185]  register_netdev (net/core/dev.c:11552)
[    9.001881][  T185]  loopback_net_init (drivers/net/loopback.c:218)
[    9.002022][  T185]  ops_init (net/core/net_namespace.c:137)
[    9.002126][  T185]  setup_net (net/core/net_namespace.c:446)
[    9.002232][  T185]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.002367][  T185]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.002505][  T185]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.002642][  T185]  copy_net_ns (net/core/net_namespace.c:579)
[    9.002777][  T185]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.002916][  T185]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.003053][  T185]  ksys_unshare (kernel/fork.c:3243)
[    9.003192][  T185]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.003326][  T185]  ? __ia32_sys_open (fs/open.c:1374)
[    9.003472][  T185]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.003606][  T185]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.003742][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.003877][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.004015][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.004150][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.004320][  T185] RIP: 0033:0x7feeb5e67bcb
[    9.004471][  T185] 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
[    9.004954][  T185] RSP: 002b:00007fff86dcd298 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.005158][  T185] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007feeb5e67bcb
[    9.005360][  T185] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.005569][  T185] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.005770][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff86dcf4c0
[    9.005976][  T185] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff86dd170c
| [    9.033527][  T186] ------------[ cut here ]------------
| [    9.033694][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.033937][  T186] Modules linked in:
| [    9.034320][  T186] Tainted: [W]=WARN
[    9.034431][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.034600][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.034776][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.035257][  T186] RSP: 0018:ffa0000000917030 EFLAGS: 00010286
[    9.035430][  T186] RAX: 00000000ffffffa6 RBX: ff11000004f75700 RCX: 1ff4000000122dcc
[    9.035629][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f757b8
[    9.035826][  T186] RBP: ff110000096fc000 R08: 1fe22000009eeaf8 R09: ff1100000c6eae58
[    9.036033][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.036230][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096fccd1
[    9.036436][  T186] FS:  00007fa6e2985840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[    9.036679][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.036849][  T186] CR2: 0000000035207988 CR3: 000000000be6f004 CR4: 0000000000771ef0
[    9.037063][  T186] PKRU: 55555554
[    9.037163][  T186] Call Trace:
[    9.037264][  T186]  <TASK>
[    9.037335][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.037477][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.037579][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.037716][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.037852][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.037991][  T186]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.038165][  T186]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.038365][  T186]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.038675][  T186]  netif_change_flags (net/core/dev.c:9820)
[    9.038888][  T186]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.039086][  T186]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.039224][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.039567][  T186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.039913][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.040117][  T186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.040311][  T186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.040617][  T186]  ? __kernel_text_address (kernel/extable.c:79)
[    9.040781][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.040922][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.041057][  T186]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.041192][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.041329][  T186]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.041621][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.041756][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.041892][  T186]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.042032][  T186]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.042169][  T186]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.042326][  T186]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.042659][  T186]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.042804][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.042947][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.043084][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.043218][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.043354][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.043546][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.043738][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.043875][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.044048][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.044236][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.044370][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.044587][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.044721][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.044858][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.045031][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.045222][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.045359][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.045531][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.045666][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.045800][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.045984][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.046164][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.046300][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.046444][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.046580][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.046714][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.046850][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.046990][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.047181][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.047348][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.047493][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.047625][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.047791][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.047933][  T186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.048101][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.048310][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.048468][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.048642][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.048787][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.048938][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.049073][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.049246][  T186]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.049403][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.049574][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.049715][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.049916][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.050069][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.050237][  T186] RIP: 0033:0x7fa6e2bbf08e
[    9.050380][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.050868][  T186] RSP: 002b:00007ffeb3ce7860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.051156][  T186] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa6e2bbf08e
[    9.051364][  T186] RDX: 0000000000000000 RSI: 00007ffeb3ce7910 RDI: 0000000000000005
[    9.051572][  T186] RBP: 00007ffeb3ce7870 R08: 0000000000000000 R09: 0000000000000000
[    9.051775][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e569
[    9.052059][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb3ce7fe0
| [    9.166399][  T190] ------------[ cut here ]------------
| [    9.166617][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/190
| [    9.166899][  T190] Modules linked in:
| [    9.167397][  T190] Tainted: [W]=WARN
[    9.167555][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.167779][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.168008][  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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.168548][  T190] RSP: 0018:ffa0000000957ab0 EFLAGS: 00010286
[    9.168774][  T190] RAX: 00000000ffffffa6 RBX: ff1100000bc75e00 RCX: 1ff400000012af1c
[    9.169025][  T190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc75eb8
[    9.169267][  T190] RBP: ff110000088c9000 R08: 1fe220000178ebd8 R09: ff1100000d60ae80
[    9.169539][  T190] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.169782][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088c9000
[    9.170046][  T190] FS:  00007f6d47147840(0000) GS:ff11000099e43000(0000) knlGS:0000000000000000
[    9.170324][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.170548][  T190] CR2: 00007f6d473517d0 CR3: 000000000e47b002 CR4: 0000000000771ef0
[    9.170811][  T190] PKRU: 55555554
[    9.170964][  T190] Call Trace:
[    9.171121][  T190]  <TASK>
[    9.171237][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.171418][  T190]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.171612][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.171761][  T190]  register_netdevice (net/core/dev.c:11488)
[    9.171967][  T190]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.172180][  T190]  register_netdev (net/core/dev.c:11552)
[    9.172374][  T190]  loopback_net_init (drivers/net/loopback.c:218)
[    9.172568][  T190]  ops_init (net/core/net_namespace.c:137)
[    9.172716][  T190]  setup_net (net/core/net_namespace.c:446)
[    9.172862][  T190]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.173047][  T190]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.173245][  T190]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.173440][  T190]  copy_net_ns (net/core/net_namespace.c:579)
[    9.173618][  T190]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.173810][  T190]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.174001][  T190]  ksys_unshare (kernel/fork.c:3243)
[    9.174181][  T190]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.174377][  T190]  ? __ia32_sys_open (fs/open.c:1374)
[    9.174573][  T190]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.174749][  T190]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.174934][  T190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.175126][  T190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.175304][  T190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.175498][  T190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.175726][  T190] RIP: 0033:0x7f6d47409bcb
[    9.175916][  T190] 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
[    9.176449][  T190] RSP: 002b:00007ffd387e3f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.176710][  T190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6d47409bcb
[    9.176963][  T190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.177203][  T190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.177470][  T190] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd387e6140
[    9.177712][  T190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd387e6708
| [    9.212334][  T191] ------------[ cut here ]------------
| [    9.212511][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/191
| [    9.212752][  T191] Modules linked in:
| [    9.213152][  T191] Tainted: [W]=WARN
[    9.213255][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.213431][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.213609][  T191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.214095][  T191] RSP: 0018:ffa0000000957030 EFLAGS: 00010286
[    9.214268][  T191] RAX: 00000000ffffffa6 RBX: ff1100000bc75540 RCX: 1ff400000012adcc
[    9.214476][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc755f8
[    9.214678][  T191] RBP: ff110000088c9000 R08: 1fe220000178eac0 R09: ff1100000c6a8b58
[    9.214879][  T191] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.215085][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088c9cd1
[    9.215287][  T191] FS:  00007f3665674840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[    9.215532][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.215705][  T191] CR2: 0000000037f97988 CR3: 000000000cbc7003 CR4: 0000000000771ef0
[    9.215916][  T191] PKRU: 55555554
[    9.216018][  T191] Call Trace:
[    9.216121][  T191]  <TASK>
[    9.216191][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.216328][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.216441][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.216578][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[    9.216714][  T191]  ? netif_change_name (net/core/dev.c:1495)
[    9.216850][  T191]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.216991][  T191]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.217127][  T191]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.217267][  T191]  netif_change_flags (net/core/dev.c:9820)
[    9.217404][  T191]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.217548][  T191]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.217686][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.217857][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.218002][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.218138][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.218275][  T191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.218413][  T191]  ? __kernel_text_address (kernel/extable.c:79)
[    9.218559][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.218701][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.218837][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.218979][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.219115][  T191]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.219249][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.219384][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.219526][  T191]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.219662][  T191]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.219797][  T191]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.219939][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.220075][  T191]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.220213][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.220351][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.220496][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.220632][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.220768][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.220908][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.221044][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.221181][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.221316][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.221460][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.221595][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.221731][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.221866][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.222007][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.222142][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.222277][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.222415][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.222559][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.222696][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.222867][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.223009][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.223148][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.223282][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.223419][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.223563][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.223700][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.223837][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.223980][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.224117][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.224255][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.224389][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.224531][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.224699][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[    9.224835][  T191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.224976][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.225113][  T191]  ___sys_sendmsg (net/socket.c:2752)
[    9.225247][  T191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.225416][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.225570][  T191]  __sys_sendmsg (net/socket.c:2784)
[    9.225707][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.225842][  T191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.226020][  T191]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.226155][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.226291][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.226432][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.226570][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.226710][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.226880][  T191] RIP: 0033:0x7f36658ae08e
[    9.227026][  T191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.227516][  T191] RSP: 002b:00007ffebcc8e350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.227722][  T191] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f36658ae08e
[    9.227931][  T191] RDX: 0000000000000000 RSI: 00007ffebcc8e400 RDI: 0000000000000005
[    9.228133][  T191] RBP: 00007ffebcc8e360 R08: 0000000000000000 R09: 0000000000000000
[    9.228335][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e569
[    9.228542][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebcc8ead0
| [    9.455753][  T198] ------------[ cut here ]------------
| [    9.455966][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/198
| [    9.456213][  T198] Modules linked in:
| [    9.456664][  T198] Tainted: [W]=WARN
[    9.456772][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.456949][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.457129][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.457627][  T198] RSP: 0018:ffa00000009b6e30 EFLAGS: 00010286
[    9.457801][  T198] RAX: 00000000ffffffa6 RBX: ff1100000515e3c0 RCX: 1ff4000000136d8c
[    9.458010][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000515e478
[    9.458216][  T198] RBP: ff1100000c834000 R08: 1fe2200000a2bc90 R09: ff1100000c472e80
[    9.458450][  T198] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.458657][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be3d208
[    9.458856][  T198] FS:  00007f5eb8e4c840(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[    9.459159][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.459340][  T198] CR2: 000000000042ebe0 CR3: 000000000d5d7005 CR4: 0000000000771ef0
[    9.459552][  T198] PKRU: 55555554
[    9.459656][  T198] Call Trace:
[    9.459759][  T198]  <TASK>
[    9.459831][  T198]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.460012][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.460158][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.460262][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.460399][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.460539][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[    9.460678][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.460815][  T198]  ? netif_change_name (net/core/dev.c:1495)
[    9.460956][  T198]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.461096][  T198]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.461235][  T198]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.461372][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.461515][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.461652][  T198]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.461791][  T198]  veth_newlink (drivers/net/veth.c:1871)
[    9.461934][  T198]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.462070][  T198]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.462208][  T198]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.462344][  T198]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.462503][  T198]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.462639][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.462778][  T198]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.462918][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.463055][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.463195][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.463332][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.463474][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.463610][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.463752][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.463893][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.464039][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.464175][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.464313][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.464457][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.464597][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.464739][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.464877][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.465020][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.465157][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.465295][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.465437][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.465577][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.465713][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.465852][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.465993][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.466129][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.466270][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.466409][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.466553][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.466692][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.466828][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.466971][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.467111][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.467248][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.467387][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.467529][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.467665][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.467835][  T198]  ? move_addr_to_kernel (net/socket.c:258)
[    9.467979][  T198]  ___sys_sendmsg (net/socket.c:2752)
[    9.468116][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.468256][  T198]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.468438][  T198]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.468579][  T198]  __sys_sendmsg (net/socket.c:2784)
[    9.468716][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.468858][  T198]  ? 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)
[    9.469000][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.469141][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.469278][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.469414][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.469558][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.469728][  T198] RIP: 0033:0x7f5eb908608e
[    9.469873][  T198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.470367][  T198] RSP: 002b:00007ffed43c8960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.470579][  T198] RAX: ffffffffffffffda RBX: 00007ffed43c9108 RCX: 00007f5eb908608e
[    9.470784][  T198] RDX: 0000000000000000 RSI: 00007ffed43c8a10 RDI: 0000000000000005
[    9.470992][  T198] RBP: 00007ffed43c8970 R08: 0000000000000000 R09: 0000000000000000
[    9.471195][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e569
[    9.471402][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed43c90d0
| [    9.481237][  T198] ------------[ cut here ]------------
| [    9.481394][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/198
| [    9.481634][  T198] Modules linked in:
| [    9.482016][  T198] Tainted: [W]=WARN
[    9.482118][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.482289][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.482531][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.483078][  T198] RSP: 0018:ffa00000009b71b0 EFLAGS: 00010286
[    9.483246][  T198] RAX: 00000000ffffffa6 RBX: ff1100000bc971c0 RCX: 1ff4000000136dfc
[    9.483504][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc97278
[    9.483706][  T198] RBP: ff1100000c831000 R08: 1fe2200001792e50 R09: ff1100000c472e80
[    9.483913][  T198] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.484112][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.484313][  T198] FS:  00007f5eb8e4c840(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[    9.484605][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.484776][  T198] CR2: 000000000042ebe0 CR3: 000000000d5d7005 CR4: 0000000000771ef0
[    9.484982][  T198] PKRU: 55555554
[    9.485083][  T198] Call Trace:
[    9.485184][  T198]  <TASK>
[    9.485253][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.485390][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.485550][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[    9.485688][  T198]  ? netif_change_name (net/core/dev.c:1495)
[    9.485825][  T198]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.485964][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.486100][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.486237][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.486372][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.486581][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.486718][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.486858][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.487003][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.487139][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.487274][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.487409][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.487549][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.487684][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.487823][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.487964][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.488098][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.488234][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.488369][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.488508][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.488645][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.488779][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.488919][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.489057][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.489192][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.489331][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.489471][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.489608][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.489744][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.489879][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.490020][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.490158][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.490295][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.490437][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.490570][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.490704][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.490870][  T198]  ? move_addr_to_kernel (net/socket.c:258)
[    9.491013][  T198]  ___sys_sendmsg (net/socket.c:2752)
[    9.491149][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.491288][  T198]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.491466][  T198]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.491605][  T198]  __sys_sendmsg (net/socket.c:2784)
[    9.491740][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.491878][  T198]  ? 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)
[    9.492017][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.492155][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.492288][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.492422][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.492564][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.492731][  T198] RIP: 0033:0x7f5eb908608e
[    9.492871][  T198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.493357][  T198] RSP: 002b:00007ffed43c8960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.493567][  T198] RAX: ffffffffffffffda RBX: 00007ffed43c9108 RCX: 00007f5eb908608e
[    9.493769][  T198] RDX: 0000000000000000 RSI: 00007ffed43c8a10 RDI: 0000000000000005
[    9.493975][  T198] RBP: 00007ffed43c8970 R08: 0000000000000000 R09: 0000000000000000
[    9.494177][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e569
[    9.494377][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed43c90d0
| [    9.574888][  T202] ------------[ cut here ]------------
| [    9.575052][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
| [    9.575285][  T202] Modules linked in:
| [    9.575668][  T202] Tainted: [W]=WARN
[    9.575768][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.575936][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.576111][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.576585][  T202] RSP: 0018:ffa00000009e7030 EFLAGS: 00010286
[    9.576752][  T202] RAX: 00000000ffffffa6 RBX: ff11000005043700 RCX: 1ff400000013cdcc
[    9.576955][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000050437b8
[    9.577152][  T202] RBP: ff1100000c831000 R08: 1fe2200000a086f8 R09: ff1100000c5ed158
[    9.577349][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.577551][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c831cd1
[    9.577749][  T202] FS:  00007f8569e99840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[    9.577985][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.578153][  T202] CR2: 0000000028548988 CR3: 000000000e7c2003 CR4: 0000000000771ef0
[    9.578350][  T202] PKRU: 55555554
[    9.578510][  T202] Call Trace:
[    9.578610][  T202]  <TASK>
[    9.578678][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.578813][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.578972][  T202]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.579105][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[    9.579239][  T202]  ? netif_change_name (net/core/dev.c:1495)
[    9.579370][  T202]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.579553][  T202]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.579685][  T202]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.579821][  T202]  netif_change_flags (net/core/dev.c:9820)
[    9.579957][  T202]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.580089][  T202]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.580222][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.580387][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.580593][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.580724][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.580855][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.580994][  T202]  ? __kernel_text_address (kernel/extable.c:79)
[    9.581128][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.581262][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.581394][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.581600][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.581731][  T202]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.581861][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.581995][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.582125][  T202]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.582258][  T202]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.582391][  T202]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.582617][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.582749][  T202]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.582882][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.583020][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.583153][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.583283][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.583416][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.583621][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.583752][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.583885][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.584021][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.584152][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.584284][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.584417][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.584635][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.584767][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.584897][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.585032][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.585167][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.585300][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.585507][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.585638][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.585771][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.585910][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.586042][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.586176][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.586310][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.586512][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.586646][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.586779][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.586916][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.587050][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.587181][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.587313][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.587483][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[    9.587614][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.587747][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.587881][  T202]  ___sys_sendmsg (net/socket.c:2752)
[    9.588014][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.588177][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.588322][  T202]  __sys_sendmsg (net/socket.c:2784)
[    9.588462][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.588594][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.588761][  T202]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.588892][  T202]  ? 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)
[    9.589030][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.589161][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.589293][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.589431][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.589564][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.589727][  T202] RIP: 0033:0x7f856a0d308e
[    9.589865][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.590341][  T202] RSP: 002b:00007ffe08c5df80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.590546][  T202] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f856a0d308e
[    9.590743][  T202] RDX: 0000000000000000 RSI: 00007ffe08c5e030 RDI: 0000000000000005
[    9.590945][  T202] RBP: 00007ffe08c5df90 R08: 0000000000000000 R09: 0000000000000000
[    9.591142][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e569
[    9.591339][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe08c5e700
| [    9.681170][  T205] ------------[ cut here ]------------
| [    9.681339][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/205
| [    9.681584][  T205] Modules linked in:
| [    9.681968][  T205] Tainted: [W]=WARN
[    9.682069][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.682236][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.682411][  T205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.682886][  T205] RSP: 0018:ffa0000000a17030 EFLAGS: 00010286
[    9.683063][  T205] RAX: 00000000ffffffa6 RBX: ff1100000bc591c0 RCX: 1ff4000000142dcc
[    9.683261][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc59278
[    9.683466][  T205] RBP: ff1100000c834000 R08: 1fe220000178b250 R09: ff1100000cb5d158
[    9.683669][  T205] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.683864][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c834cd1
[    9.684069][  T205] FS:  00007f29ac88f840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[    9.684307][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.684483][  T205] CR2: 0000000006c33988 CR3: 000000000d4af005 CR4: 0000000000771ef0
[    9.684681][  T205] PKRU: 55555554
[    9.684780][  T205] Call Trace:
[    9.684879][  T205]  <TASK>
[    9.684953][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.685091][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.685193][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.685327][  T205]  __dev_notify_flags (net/core/dev.c:9787)
[    9.685466][  T205]  ? netif_change_name (net/core/dev.c:1495)
[    9.685598][  T205]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.685730][  T205]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.685865][  T205]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.686004][  T205]  netif_change_flags (net/core/dev.c:9820)
[    9.686137][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.686274][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.686408][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.686583][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.686719][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.686852][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.686989][  T205]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.687123][  T205]  ? __kernel_text_address (kernel/extable.c:79)
[    9.687258][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.687394][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.687600][  T205]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.687734][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.687867][  T205]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.688004][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.688135][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.688267][  T205]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.688402][  T205]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.688633][  T205]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.688769][  T205]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.688902][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.689044][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.689181][  T205]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.689315][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.689524][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.689659][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.689875][  T205]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.690011][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.690147][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.690280][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.690414][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.690624][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.690759][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.690891][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.691026][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.691157][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.691286][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.691419][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.691607][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.691741][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.691873][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.692011][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.692145][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.692277][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.692411][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.692600][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.692735][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.692869][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.693006][  T205]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.693140][  T205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.693275][  T205]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.693407][  T205]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.693594][  T205]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.693758][  T205]  ? move_addr_to_kernel (net/socket.c:258)
[    9.693892][  T205]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.694030][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.694165][  T205]  ___sys_sendmsg (net/socket.c:2752)
[    9.694296][  T205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.694516][  T205]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.694660][  T205]  __sys_sendmsg (net/socket.c:2784)
[    9.694795][  T205]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.694931][  T205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.695100][  T205]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.695232][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.695365][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.695527][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.695659][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.695792][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.695963][  T205] RIP: 0033:0x7f29acac908e
[    9.696101][  T205] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.696576][  T205] RSP: 002b:00007ffc9a458370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.696776][  T205] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f29acac908e
[    9.696978][  T205] RDX: 0000000000000000 RSI: 00007ffc9a458420 RDI: 0000000000000005
[    9.697175][  T205] RBP: 00007ffc9a458380 R08: 0000000000000000 R09: 0000000000000000
[    9.697373][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56a
[    9.697578][  T205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9a458af0
| [    9.700241][   T46] ------------[ cut here ]------------
| [    9.700416][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/46
| [    9.700690][   T46] Modules linked in:
| [    9.701093][   T46] Tainted: [W]=WARN
[    9.701185][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.701339][   T46] Workqueue: events_unbound linkwatch_event
[    9.701556][   T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.701715][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.702155][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[    9.702310][   T46] RAX: 00000000ffffffa6 RBX: ff1100000bc58c80 RCX: 1ff4000000065f02
[    9.702673][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc58d38
[    9.702860][   T46] RBP: ff1100000c831000 R08: 1fe220000178b1a8 R09: ff11000002408ba8
[    9.703047][   T46] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[    9.703230][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.703414][   T46] FS:  0000000000000000(0000) GS:ff11000099dc3000(0000) knlGS:0000000000000000
[    9.703638][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.703791][   T46] CR2: 00007f6edfb45574 CR3: 000000001c35d006 CR4: 0000000000771ef0
[    9.703979][   T46] PKRU: 55555554
[    9.704070][   T46] Call Trace:
[    9.704163][   T46]  <TASK>
[    9.704273][   T46]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.704400][   T46]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.704530][   T46]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.704630][   T46]  netif_state_change (net/core/dev.c:1605)
[    9.704754][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.704914][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    9.705039][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    9.705163][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.705289][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    9.705415][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[    9.705547][   T46]  process_one_work (kernel/workqueue.c:3314)
[    9.705674][   T46]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[    9.705797][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.705930][   T46]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    9.706055][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.706178][   T46]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[    9.706304][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.706433][   T46]  kthread (kernel/kthread.c:436)
[    9.706530][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.706687][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.706810][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[    9.706940][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[    9.707094][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[    9.707216][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.707339][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    9.740575][  T206] ------------[ cut here ]------------
| [    9.740779][  T206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/206
| [    9.741061][  T206] Modules linked in:
| [    9.741531][  T206] Tainted: [W]=WARN
[    9.741676][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.741886][  T206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.742111][  T206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.742806][  T206] RSP: 0018:ffa0000000a27150 EFLAGS: 00010286
[    9.743024][  T206] RAX: 00000000ffffffa6 RBX: ff1100000bd7f8c0 RCX: 1ff4000000144df0
[    9.743263][  T206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bd7f978
[    9.743516][  T206] RBP: ff1100000c834000 R08: 1fe22000017aff30 R09: ff1100000cb5ae58
[    9.743769][  T206] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.744016][  T206] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000564f840
[    9.744256][  T206] FS:  00007f2cdd2ef840(0000) GS:ff11000099e43000(0000) knlGS:0000000000000000
[    9.744541][  T206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.744751][  T206] CR2: 00000000004ecd10 CR3: 000000000f06b002 CR4: 0000000000771ef0
[    9.745001][  T206] PKRU: 55555554
[    9.745144][  T206] Call Trace:
[    9.745288][  T206]  <TASK>
[    9.745401][  T206]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.745592][  T206]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.745771][  T206]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.745928][  T206]  netif_state_change (net/core/dev.c:1605)
[    9.746107][  T206]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.746318][  T206]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[    9.746542][  T206]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    9.746720][  T206]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    9.746899][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.747083][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.747260][  T206]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[    9.747450][  T206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.747627][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.747805][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.748003][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.748178][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.748356][  T206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.748543][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.748721][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.748914][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.749092][  T206]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[    9.749268][  T206]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.749457][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.749635][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.749811][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.749999][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.750179][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.750359][  T206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.750548][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.750724][  T206]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.750913][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.751088][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.751268][  T206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.751460][  T206]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.751640][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.751819][  T206]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.752040][  T206]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.752221][  T206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.752399][  T206]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.752591][  T206]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.752768][  T206]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.752984][  T206]  ? move_addr_to_kernel (net/socket.c:258)
[    9.753162][  T206]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.753344][  T206]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.753568][  T206]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.753745][  T206]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.753962][  T206]  ___sys_sendmsg (net/socket.c:2752)
[    9.754141][  T206]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.754320][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.754516][  T206]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[    9.754692][  T206]  ? do_getsockname (net/socket.c:2192)
[    9.754872][  T206]  __sys_sendmsg (net/socket.c:2784)
[    9.755054][  T206]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.755234][  T206]  ? __sys_getsockname (net/socket.c:2210)
[    9.755412][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.755619][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.755801][  T206]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.755983][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.756161][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.756368][  T206] RIP: 0033:0x7f2cdd52908e
[    9.756564][  T206] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.757080][  T206] RSP: 002b:00007ffdcfa045b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.757342][  T206] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2cdd52908e
[    9.757589][  T206] RDX: 0000000000000000 RSI: 00007ffdcfa04660 RDI: 0000000000000006
[    9.757823][  T206] RBP: 00007ffdcfa045c0 R08: 0000000000000000 R09: 0000000000000000
[    9.758064][  T206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56a
[    9.758299][  T206] R13: 00007ffdcfa04710 R14: 00007ffdcfa07704 R15: 0000000000000000
| [    9.931457][  T211] ------------[ cut here ]------------
| [    9.931665][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/211
| [    9.931917][  T211] Modules linked in:
| [    9.932304][  T211] Tainted: [W]=WARN
[    9.932407][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.932585][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.932770][  T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.933285][  T211] RSP: 0018:ffa0000000a66e30 EFLAGS: 00010286
[    9.933469][  T211] RAX: 00000000ffffffa6 RBX: ff11000004f758c0 RCX: 1ff400000014cd8c
[    9.933674][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f75978
[    9.933880][  T211] RBP: ff11000005161000 R08: 1fe22000009eeb30 R09: ff1100000d702e80
[    9.934089][  T211] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.934294][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bce3508
[    9.934507][  T211] FS:  00007f3e376d5840(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[    9.934752][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.934937][  T211] CR2: 000000000042ebe0 CR3: 000000000c737001 CR4: 0000000000771ef0
[    9.935141][  T211] PKRU: 55555554
[    9.935245][  T211] Call Trace:
[    9.935349][  T211]  <TASK>
[    9.935422][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.935573][  T211]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.935714][  T211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.935820][  T211]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.935967][  T211]  __dev_notify_flags (net/core/dev.c:9787)
[    9.936106][  T211]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.936241][  T211]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[    9.936378][  T211]  ? netif_change_name (net/core/dev.c:1495)
[    9.936516][  T211]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.936650][  T211]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.936782][  T211]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.936922][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.937060][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.937196][  T211]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.937336][  T211]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.937478][  T211]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.937618][  T211]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.937757][  T211]  veth_newlink (drivers/net/veth.c:1871)
[    9.937898][  T211]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.938040][  T211]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.938178][  T211]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.938317][  T211]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.938476][  T211]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.938614][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.938750][  T211]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.938887][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.939030][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.939167][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.939306][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.939448][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.939582][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.939724][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.939866][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.940013][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.940154][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.940295][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.940438][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.940576][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.940715][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.940852][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.941022][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.941163][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.941302][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.941443][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.941593][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.941727][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.941864][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.942003][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.942137][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.942275][  T211]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.942410][  T211]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.942552][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.942687][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.942823][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.942966][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.943103][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.943238][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.943376][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.943517][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.944213][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.944382][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[    9.944532][  T211]  ___sys_sendmsg (net/socket.c:2752)
[    9.944671][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.944896][  T211]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.945082][  T211]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.945225][  T211]  __sys_sendmsg (net/socket.c:2784)
[    9.945366][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.945514][  T211]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.945654][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.945794][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.946053][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.946192][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.946330][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.946506][  T211] RIP: 0033:0x7f3e3790f08e
[    9.946655][  T211] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.947149][  T211] RSP: 002b:00007ffd981b7960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.947432][  T211] RAX: ffffffffffffffda RBX: 00007ffd981b8108 RCX: 00007f3e3790f08e
[    9.947633][  T211] RDX: 0000000000000000 RSI: 00007ffd981b7a10 RDI: 0000000000000005
[    9.947834][  T211] RBP: 00007ffd981b7970 R08: 0000000000000000 R09: 0000000000000000
[    9.948041][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56a
[    9.948340][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd981b80d0
| [    9.981029][  T211] ------------[ cut here ]------------
| [    9.981219][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/211
| [    9.981493][  T211] Modules linked in:
| [    9.981868][  T211] Tainted: [W]=WARN
[    9.981972][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.982154][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.982328][  T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.982815][  T211] RSP: 0018:ffa0000000a671b0 EFLAGS: 00010286
[    9.983007][  T211] RAX: 00000000ffffffa6 RBX: ff1100000e54b8c0 RCX: 1ff400000014cdfc
[    9.983221][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e54b978
[    9.983420][  T211] RBP: ff11000007fa1000 R08: 1fe2200001ca9730 R09: ff1100000d702e80
[    9.983645][  T211] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.983844][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.984076][  T211] FS:  00007f3e376d5840(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[    9.984327][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.984499][  T211] CR2: 00005603ff5fbc38 CR3: 000000000c737001 CR4: 0000000000771ef0
[    9.984697][  T211] PKRU: 55555554
[    9.984798][  T211] Call Trace:
[    9.984898][  T211]  <TASK>
[    9.984995][  T211]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.985131][  T211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.985236][  T211]  __dev_notify_flags (net/core/dev.c:9787)
[    9.985370][  T211]  ? netif_change_name (net/core/dev.c:1495)
[    9.985506][  T211]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.985640][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.985775][  T211]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.985951][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.986088][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.986220][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.986353][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.986495][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.986630][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.986766][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.986899][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.987035][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.987167][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.987300][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.987441][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.987575][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.987707][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.987838][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.987975][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.988108][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.988271][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.988404][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.988557][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.988690][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.988823][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.988976][  T211]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.989106][  T211]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.989240][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.989375][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.989513][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.989647][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.989780][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.989917][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.990054][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.990190][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.990327][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.990502][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[    9.990643][  T211]  ___sys_sendmsg (net/socket.c:2752)
[    9.990792][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.990935][  T211]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.991107][  T211]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.991242][  T211]  __sys_sendmsg (net/socket.c:2784)
[    9.991395][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.991536][  T211]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.991669][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.991806][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.991949][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.992084][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.992217][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.992381][  T211] RIP: 0033:0x7f3e3790f08e
[    9.992528][  T211] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.993072][  T211] RSP: 002b:00007ffd981b7960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.993278][  T211] RAX: ffffffffffffffda RBX: 00007ffd981b8108 RCX: 00007f3e3790f08e
[    9.993482][  T211] RDX: 0000000000000000 RSI: 00007ffd981b7a10 RDI: 0000000000000005
[    9.993705][  T211] RBP: 00007ffd981b7970 R08: 0000000000000000 R09: 0000000000000000
[    9.993918][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56a
[    9.994116][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd981b80d0
| [   10.077965][  T214] ------------[ cut here ]------------
| [   10.078168][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/214
| [   10.078466][  T214] Modules linked in:
| [   10.078997][  T214] Tainted: [W]=WARN
[   10.079147][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.079360][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.079681][  T214] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.080262][  T214] RSP: 0018:ffa0000000737030 EFLAGS: 00010286
[   10.080551][  T214] RAX: 00000000ffffffa6 RBX: ff1100000bc74c80 RCX: 1ff40000000e6dcc
[   10.080849][  T214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc74d38
[   10.081151][  T214] RBP: ff11000007fa1000 R08: 1fe220000178e9a8 R09: ff1100000c56ae58
[   10.081456][  T214] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.081753][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007fa1cd1
[   10.082063][  T214] FS:  00007ff405428840(0000) GS:ff11000099e43000(0000) knlGS:0000000000000000
[   10.082413][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.082723][  T214] CR2: 0000000032cf4988 CR3: 000000000a88c004 CR4: 0000000000771ef0
[   10.083047][  T214] PKRU: 55555554
[   10.083259][  T214] Call Trace:
[   10.083479][  T214]  <TASK>
[   10.083590][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.083771][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.083925][  T214]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.084105][  T214]  __dev_notify_flags (net/core/dev.c:9787)
[   10.084284][  T214]  ? netif_change_name (net/core/dev.c:1495)
[   10.084472][  T214]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.084659][  T214]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.084840][  T214]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.085027][  T214]  netif_change_flags (net/core/dev.c:9820)
[   10.085206][  T214]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.085387][  T214]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.085579][  T214]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.085792][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.085980][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.086160][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.086340][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.086535][  T214]  ? __kernel_text_address (kernel/extable.c:79)
[   10.086719][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.086901][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.087086][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.087266][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.087459][  T214]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.087637][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.087815][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.088002][  T214]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.088183][  T214]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.088362][  T214]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.088557][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.088739][  T214]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.088929][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.089111][  T214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.089294][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.089484][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.089666][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.089845][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.090033][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.090215][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.090392][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.090583][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.090761][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.090953][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.091133][  T214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.091312][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.091505][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.091682][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.091863][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.092050][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.092231][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.092413][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.092628][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.092811][  T214]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.092993][  T214]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.093170][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.093346][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.093535][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.093730][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.093920][  T214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.094100][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.094282][  T214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.094477][  T214]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.094655][  T214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.094864][  T214]  ? move_addr_to_kernel (net/socket.c:258)
[   10.095053][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.095235][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.095416][  T214]  ___sys_sendmsg (net/socket.c:2752)
[   10.095607][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.095819][  T214]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.096018][  T214]  __sys_sendmsg (net/socket.c:2784)
[   10.096199][  T214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.096376][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.096611][  T214]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.096790][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.096977][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.097157][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.097335][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.097532][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.097742][  T214] RIP: 0033:0x7ff40566208e
[   10.097936][  T214] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.098466][  T214] RSP: 002b:00007ffe43fa3330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.098710][  T214] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff40566208e
[   10.098961][  T214] RDX: 0000000000000000 RSI: 00007ffe43fa33e0 RDI: 0000000000000005
[   10.099205][  T214] RBP: 00007ffe43fa3340 R08: 0000000000000000 R09: 0000000000000000
[   10.099462][  T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56a
[   10.099703][  T214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe43fa3ab0
| [   10.186009][  T217] ------------[ cut here ]------------
| [   10.186193][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/217
| [   10.186422][  T217] Modules linked in:
| [   10.186794][  T217] Tainted: [W]=WARN
[   10.186893][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.187069][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.187240][  T217] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.187704][  T217] RSP: 0018:ffa0000000a77030 EFLAGS: 00010286
[   10.187867][  T217] RAX: 00000000ffffffa6 RBX: ff11000004b1de00 RCX: 1ff400000014edcc
[   10.188068][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b1deb8
[   10.188293][  T217] RBP: ff11000005161000 R08: 1fe2200000963bd8 R09: ff1100000be85158
[   10.188492][  T217] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.188685][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005161cd1
[   10.188883][  T217] FS:  00007f4f46716840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   10.189117][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.189281][  T217] CR2: 0000000010495988 CR3: 000000000a88f006 CR4: 0000000000771ef0
[   10.189568][  T217] PKRU: 55555554
[   10.189684][  T217] Call Trace:
[   10.189784][  T217]  <TASK>
[   10.189862][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.190002][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.190100][  T217]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.190230][  T217]  __dev_notify_flags (net/core/dev.c:9787)
[   10.190360][  T217]  ? netif_change_name (net/core/dev.c:1495)
[   10.190574][  T217]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.190705][  T217]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.190834][  T217]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.190971][  T217]  netif_change_flags (net/core/dev.c:9820)
[   10.191101][  T217]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.191231][  T217]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.191361][  T217]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.191607][  T217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.191736][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.191864][  T217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.191999][  T217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.192129][  T217]  ? __kernel_text_address (kernel/extable.c:79)
[   10.192258][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.192388][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.192604][  T217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.192731][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.192859][  T217]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.192991][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.193118][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.193245][  T217]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.193373][  T217]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.193519][  T217]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.193646][  T217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.193776][  T217]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.193904][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.194064][  T217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.194193][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.194322][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.194462][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.194595][  T217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.194725][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.194855][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.194997][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.195124][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.195253][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.195383][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.195518][  T217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.195648][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.195775][  T217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.195903][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.196038][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.196167][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.196298][  T217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.196434][  T217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.196563][  T217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.196697][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.196825][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.196987][  T217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.197117][  T217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.197247][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.197377][  T217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.197514][  T217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.197650][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.197783][  T217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.197918][  T217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.198047][  T217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.198211][  T217]  ? move_addr_to_kernel (net/socket.c:258)
[   10.198343][  T217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.198479][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.198612][  T217]  ___sys_sendmsg (net/socket.c:2752)
[   10.198739][  T217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.198899][  T217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.199045][  T217]  __sys_sendmsg (net/socket.c:2784)
[   10.199175][  T217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.199304][  T217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.199473][  T217]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.199602][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.199731][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.199873][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.200013][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.200143][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.200301][  T217] RIP: 0033:0x7f4f4695008e
[   10.200440][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.200914][  T217] RSP: 002b:00007ffe11477c30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.201108][  T217] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4f4695008e
[   10.201297][  T217] RDX: 0000000000000000 RSI: 00007ffe11477ce0 RDI: 0000000000000005
[   10.201496][  T217] RBP: 00007ffe11477c40 R08: 0000000000000000 R09: 0000000000000000
[   10.201688][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56a
[   10.201878][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe114783b0
| [   10.204658][   T46] ------------[ cut here ]------------
| [   10.204826][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/46
| [   10.205112][   T46] Modules linked in:
| [   10.205585][   T46] Tainted: [W]=WARN
[   10.205719][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.205932][   T46] Workqueue: events_unbound linkwatch_event
[   10.206136][   T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.206337][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.206861][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   10.207064][   T46] RAX: 00000000ffffffa6 RBX: ff11000004b1ce40 RCX: 1ff4000000065f02
[   10.207285][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b1cef8
[   10.207532][   T46] RBP: ff11000007fa1000 R08: 1fe22000009639e0 R09: ff11000002408ba8
[   10.207754][   T46] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.207981][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.208205][   T46] FS:  0000000000000000(0000) GS:ff11000099e43000(0000) knlGS:0000000000000000
[   10.208475][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.208670][   T46] CR2: 000055c4572d7398 CR3: 000000001c35d002 CR4: 0000000000771ef0
[   10.208924][   T46] PKRU: 55555554
[   10.209063][   T46] Call Trace:
[   10.209198][   T46]  <TASK>
[   10.209305][   T46]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.209493][   T46]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.209663][   T46]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.209802][   T46]  netif_state_change (net/core/dev.c:1605)
[   10.209979][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.210177][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.210342][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.210525][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.210695][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.210862][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.211039][   T46]  process_one_work (kernel/workqueue.c:3314)
[   10.211209][   T46]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.211374][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.211559][   T46]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.211727][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.211892][   T46]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.212069][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.212238][   T46]  kthread (kernel/kthread.c:436)
[   10.212375][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.212586][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.212753][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.212943][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.213140][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.213305][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.213489][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.237992][  T218] ------------[ cut here ]------------
| [   10.238172][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/218
| [   10.238400][  T218] Modules linked in:
| [   10.238776][  T218] Tainted: [W]=WARN
[   10.238873][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.239039][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.239208][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.239669][  T218] RSP: 0018:ffa0000000a77150 EFLAGS: 00010286
[   10.239831][  T218] RAX: 00000000ffffffa6 RBX: ff1100000515f1c0 RCX: 1ff400000014edf0
[   10.240031][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000515f278
[   10.240223][  T218] RBP: ff11000005161000 R08: 1fe2200000a2be50 R09: ff1100000be82e58
[   10.240670][  T218] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.240863][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e53b840
[   10.241061][  T218] FS:  00007f3aa54c3840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   10.241285][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.241456][  T218] CR2: 00000000004ecd18 CR3: 0000000004d7b002 CR4: 0000000000771ef0
[   10.241649][  T218] PKRU: 55555554
[   10.241747][  T218] Call Trace:
[   10.241844][  T218]  <TASK>
[   10.241914][  T218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.242046][  T218]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.242176][  T218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.242275][  T218]  netif_state_change (net/core/dev.c:1605)
[   10.242407][  T218]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.242574][  T218]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   10.242737][  T218]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   10.242866][  T218]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   10.242997][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.243125][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.243254][  T218]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   10.243383][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.243519][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.243647][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.243793][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.243924][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.244051][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.244177][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.244305][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.244443][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.244574][  T218]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   10.244702][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.244831][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.244963][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.245092][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.245221][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.245371][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.245599][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.245807][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.245945][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.246077][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.246204][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.246335][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.246543][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.246672][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.246803][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.246937][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.247065][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.247196][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.247325][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.247551][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.247712][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   10.247839][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.247974][  T218]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.248132][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.248259][  T218]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.248419][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   10.248625][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.248753][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.248889][  T218]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   10.249033][  T218]  ? do_getsockname (net/socket.c:2192)
[   10.249163][  T218]  __sys_sendmsg (net/socket.c:2784)
[   10.249291][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.249421][  T218]  ? __sys_getsockname (net/socket.c:2210)
[   10.249613][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.249740][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.249867][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.249999][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.250127][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.250286][  T218] RIP: 0033:0x7f3aa56fd08e
[   10.250420][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.250975][  T218] RSP: 002b:00007ffc6c43a350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.251192][  T218] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3aa56fd08e
[   10.251381][  T218] RDX: 0000000000000000 RSI: 00007ffc6c43a400 RDI: 0000000000000006
[   10.251577][  T218] RBP: 00007ffc6c43a360 R08: 0000000000000000 R09: 0000000000000000
[   10.251769][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56a
[   10.251964][  T218] R13: 00007ffc6c43a4b0 R14: 00007ffc6c43d704 R15: 0000000000000000
| [   10.425213][  T223] ------------[ cut here ]------------
| [   10.425391][  T223] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/223
| [   10.425663][  T223] Modules linked in:
| [   10.426048][  T223] Tainted: [W]=WARN
[   10.426150][  T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.426316][  T223] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.426498][  T223] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.426981][  T223] RSP: 0018:ffa0000000ac6e30 EFLAGS: 00010286
[   10.427150][  T223] RAX: 00000000ffffffa6 RBX: ff11000005042ac0 RCX: 1ff4000000158d8c
[   10.427349][  T223] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005042b78
[   10.427556][  T223] RBP: ff1100000e7e9000 R08: 1fe2200000a08570 R09: ff1100000c472e80
[   10.427760][  T223] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.427963][  T223] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ca56008
[   10.428163][  T223] FS:  00007fbdbb53c840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   10.428400][  T223] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.428575][  T223] CR2: 000000000042ebe0 CR3: 000000000bfe7002 CR4: 0000000000771ef0
[   10.428776][  T223] PKRU: 55555554
[   10.428877][  T223] Call Trace:
[   10.428982][  T223]  <TASK>
[   10.429052][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.429189][  T223]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.429325][  T223]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.429432][  T223]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.429569][  T223]  __dev_notify_flags (net/core/dev.c:9787)
[   10.429707][  T223]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.429841][  T223]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   10.429981][  T223]  ? netif_change_name (net/core/dev.c:1495)
[   10.430112][  T223]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.430247][  T223]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.430380][  T223]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.430520][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.430656][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.430789][  T223]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.430928][  T223]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.431061][  T223]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.431195][  T223]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.431331][  T223]  veth_newlink (drivers/net/veth.c:1871)
[   10.431543][  T223]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   10.431676][  T223]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.431810][  T223]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.431945][  T223]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.432094][  T223]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.432231][  T223]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.432365][  T223]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.432568][  T223]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.432705][  T223]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.432840][  T223]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.432981][  T223]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.433114][  T223]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.433248][  T223]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.433388][  T223]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.433580][  T223]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.433715][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.433850][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.433989][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.434122][  T223]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.434257][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.434396][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.434544][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.434678][  T223]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.434815][  T223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.434953][  T223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.435087][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.435223][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.435356][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.435499][  T223]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.435633][  T223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.435768][  T223]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.435905][  T223]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.436040][  T223]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.436175][  T223]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.436310][  T223]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.436453][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.436587][  T223]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.436722][  T223]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.436860][  T223]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.437001][  T223]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.437136][  T223]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.437272][  T223]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.437443][  T223]  ? move_addr_to_kernel (net/socket.c:258)
[   10.437582][  T223]  ___sys_sendmsg (net/socket.c:2752)
[   10.437715][  T223]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.437852][  T223]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.438025][  T223]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.438163][  T223]  __sys_sendmsg (net/socket.c:2784)
[   10.438299][  T223]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.438445][  T223]  ? 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)
[   10.438580][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.438716][  T223]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.438850][  T223]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.438989][  T223]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.439124][  T223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.439293][  T223] RIP: 0033:0x7fbdbb77608e
[   10.439442][  T223] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.439921][  T223] RSP: 002b:00007ffeeb9b11d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.440124][  T223] RAX: ffffffffffffffda RBX: 00007ffeeb9b1978 RCX: 00007fbdbb77608e
[   10.440326][  T223] RDX: 0000000000000000 RSI: 00007ffeeb9b1280 RDI: 0000000000000005
[   10.440534][  T223] RBP: 00007ffeeb9b11e0 R08: 0000000000000000 R09: 0000000000000000
[   10.440733][  T223] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56a
[   10.440938][  T223] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeeb9b1940
| [   10.449978][  T223] ------------[ cut here ]------------
| [   10.450146][  T223] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/223
| [   10.450413][  T223] Modules linked in:
| [   10.450870][  T223] Tainted: [W]=WARN
[   10.450973][  T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.451139][  T223] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.451311][  T223] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.451788][  T223] RSP: 0018:ffa0000000ac71b0 EFLAGS: 00010286
[   10.451958][  T223] RAX: 00000000ffffffa6 RBX: ff1100000bc59e00 RCX: 1ff4000000158dfc
[   10.452156][  T223] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc59eb8
[   10.452376][  T223] RBP: ff1100000e7fc000 R08: 1fe220000178b3d8 R09: ff1100000c472e80
[   10.452582][  T223] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.452779][  T223] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.452982][  T223] FS:  00007fbdbb53c840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   10.453214][  T223] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.453379][  T223] CR2: 000000000042ebe0 CR3: 000000000bfe7002 CR4: 0000000000771ef0
[   10.453585][  T223] PKRU: 55555554
[   10.453689][  T223] Call Trace:
[   10.453792][  T223]  <TASK>
[   10.453862][  T223]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.454000][  T223]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.454103][  T223]  __dev_notify_flags (net/core/dev.c:9787)
[   10.454236][  T223]  ? netif_change_name (net/core/dev.c:1495)
[   10.454370][  T223]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.454505][  T223]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.454639][  T223]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.454774][  T223]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.454906][  T223]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.455042][  T223]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.455175][  T223]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.455312][  T223]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.455455][  T223]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.455588][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.455726][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.455862][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.455997][  T223]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.456129][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.456265][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.456397][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.456595][  T223]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.456786][  T223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.456923][  T223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.457056][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.457188][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.457320][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.457487][  T223]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.457619][  T223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.457751][  T223]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.457888][  T223]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.458024][  T223]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.458162][  T223]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.458298][  T223]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.458438][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.458573][  T223]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.458707][  T223]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.458839][  T223]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.458977][  T223]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.459112][  T223]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.459243][  T223]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.459405][  T223]  ? move_addr_to_kernel (net/socket.c:258)
[   10.459545][  T223]  ___sys_sendmsg (net/socket.c:2752)
[   10.459678][  T223]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.459814][  T223]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.459987][  T223]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.460123][  T223]  __sys_sendmsg (net/socket.c:2784)
[   10.460256][  T223]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.460392][  T223]  ? 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)
[   10.460534][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.460668][  T223]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.460800][  T223]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.460933][  T223]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.461066][  T223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.461228][  T223] RIP: 0033:0x7fbdbb77608e
[   10.461366][  T223] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.461842][  T223] RSP: 002b:00007ffeeb9b11d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.462045][  T223] RAX: ffffffffffffffda RBX: 00007ffeeb9b1978 RCX: 00007fbdbb77608e
[   10.462242][  T223] RDX: 0000000000000000 RSI: 00007ffeeb9b1280 RDI: 0000000000000005
[   10.462448][  T223] RBP: 00007ffeeb9b11e0 R08: 0000000000000000 R09: 0000000000000000
[   10.462671][  T223] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56a
[   10.462874][  T223] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeeb9b1940
| [   10.549792][  T226] ------------[ cut here ]------------
| [   10.549986][  T226] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/226
| [   10.550219][  T226] Modules linked in:
| [   10.550594][  T226] Tainted: [W]=WARN
[   10.550696][  T226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.550868][  T226] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.551049][  T226] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.552189][  T226] RSP: 0018:ffa00000005d7030 EFLAGS: 00010286
[   10.552358][  T226] RAX: 00000000ffffffa6 RBX: ff11000008d0da80 RCX: 1ff40000000badcc
[   10.552646][  T226] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008d0db38
[   10.552845][  T226] RBP: ff1100000e7fc000 R08: 1fe22000011a1b68 R09: ff1100000d79d158
[   10.553044][  T226] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.553235][  T226] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e7fccd1
[   10.553505][  T226] FS:  00007fb61f9bc840(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[   10.553808][  T226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.554004][  T226] CR2: 00000000196e2988 CR3: 000000000d49f005 CR4: 0000000000771ef0
[   10.554201][  T226] PKRU: 55555554
[   10.554323][  T226] Call Trace:
[   10.554422][  T226]  <TASK>
[   10.554607][  T226]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.554745][  T226]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.554844][  T226]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.554980][  T226]  __dev_notify_flags (net/core/dev.c:9787)
[   10.555111][  T226]  ? netif_change_name (net/core/dev.c:1495)
[   10.555240][  T226]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.555368][  T226]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.555581][  T226]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.555713][  T226]  netif_change_flags (net/core/dev.c:9820)
[   10.555842][  T226]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.555979][  T226]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.556109][  T226]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.556272][  T226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.556403][  T226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.556539][  T226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.556669][  T226]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.556800][  T226]  ? __kernel_text_address (kernel/extable.c:79)
[   10.556937][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.557069][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.557198][  T226]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.557329][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.557465][  T226]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.557593][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.557720][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.557850][  T226]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.557982][  T226]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.558112][  T226]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.558256][  T226]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.558393][  T226]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.558535][  T226]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.558686][  T226]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.558823][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.558975][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.559107][  T226]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.559237][  T226]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.559366][  T226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.559504][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.559634][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.559784][  T226]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.559916][  T226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.560050][  T226]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.560180][  T226]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.560310][  T226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.560443][  T226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.560574][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.560706][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.560855][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.561053][  T226]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.561183][  T226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.561314][  T226]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.561452][  T226]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.561581][  T226]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.561712][  T226]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.561842][  T226]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.561977][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.562108][  T226]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.562238][  T226]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.562369][  T226]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.562507][  T226]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.562639][  T226]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.562768][  T226]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.562933][  T226]  ? move_addr_to_kernel (net/socket.c:258)
[   10.563065][  T226]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.563195][  T226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.563326][  T226]  ___sys_sendmsg (net/socket.c:2752)
[   10.563461][  T226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.563622][  T226]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.563763][  T226]  __sys_sendmsg (net/socket.c:2784)
[   10.563893][  T226]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.564027][  T226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.564191][  T226]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.564321][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.564482][  T226]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.564620][  T226]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.564753][  T226]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.564885][  T226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.565054][  T226] RIP: 0033:0x7fb61fbf608e
[   10.565194][  T226] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.565674][  T226] RSP: 002b:00007ffdb1cd8330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.565873][  T226] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb61fbf608e
[   10.566071][  T226] RDX: 0000000000000000 RSI: 00007ffdb1cd83e0 RDI: 0000000000000005
[   10.566265][  T226] RBP: 00007ffdb1cd8340 R08: 0000000000000000 R09: 0000000000000000
[   10.566465][  T226] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56a
[   10.566658][  T226] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb1cd8ab0
| [   10.647537][  T229] ------------[ cut here ]------------
| [   10.647713][  T229] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/229
| [   10.647956][  T229] Modules linked in:
| [   10.648333][  T229] Tainted: [W]=WARN
[   10.648449][  T229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.648624][  T229] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.648798][  T229] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.649276][  T229] RSP: 0018:ffa0000000af7030 EFLAGS: 00010286
[   10.649455][  T229] RAX: 00000000ffffffa6 RBX: ff1100000bc59a80 RCX: 1ff400000015edcc
[   10.649654][  T229] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc59b38
[   10.649852][  T229] RBP: ff1100000e7e9000 R08: 1fe220000178b368 R09: ff11000008980b58
[   10.650054][  T229] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   10.650253][  T229] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e7e9cd1
[   10.650460][  T229] FS:  00007f089f471840(0000) GS:ff11000099dc3000(0000) knlGS:0000000000000000
[   10.650696][  T229] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.650863][  T229] CR2: 00007f089f7411a0 CR3: 000000000d4fe006 CR4: 0000000000771ef0
[   10.651069][  T229] PKRU: 55555554
[   10.651171][  T229] Call Trace:
[   10.651274][  T229]  <TASK>
[   10.651343][  T229]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.651486][  T229]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.651587][  T229]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.651722][  T229]  __dev_notify_flags (net/core/dev.c:9787)
[   10.651856][  T229]  ? netif_change_name (net/core/dev.c:1495)
[   10.651993][  T229]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.652127][  T229]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.652260][  T229]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.652393][  T229]  netif_change_flags (net/core/dev.c:9820)
[   10.652535][  T229]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.652669][  T229]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.652802][  T229]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.652972][  T229]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.653107][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.653239][  T229]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.653371][  T229]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.653511][  T229]  ? __kernel_text_address (kernel/extable.c:79)
[   10.653663][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.653796][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.653932][  T229]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.654064][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.654195][  T229]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.654326][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.654464][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.654597][  T229]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.654729][  T229]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.654861][  T229]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.655001][  T229]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.655135][  T229]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.655269][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.655404][  T229]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.655543][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.655677][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.655811][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.655948][  T229]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.656081][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.656217][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.656349][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.656487][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.656619][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.656752][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.656884][  T229]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.657021][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.657155][  T229]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.657287][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.657422][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.657560][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.657693][  T229]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.657826][  T229]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.657962][  T229]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.658101][  T229]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.658234][  T229]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.658369][  T229]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.658506][  T229]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.658639][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.658771][  T229]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.658905][  T229]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.659044][  T229]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.659180][  T229]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.659313][  T229]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.659509][  T229]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.659698][  T229]  ? move_addr_to_kernel (net/socket.c:258)
[   10.659831][  T229]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.659968][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.660103][  T229]  ___sys_sendmsg (net/socket.c:2752)
[   10.660237][  T229]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.660405][  T229]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.660553][  T229]  __sys_sendmsg (net/socket.c:2784)
[   10.660688][  T229]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.660821][  T229]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.660993][  T229]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.661126][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.661261][  T229]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.661393][  T229]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.661533][  T229]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.661667][  T229]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.661833][  T229] RIP: 0033:0x7f089f6ab08e
[   10.661978][  T229] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.662458][  T229] RSP: 002b:00007ffc4a1b3fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.662656][  T229] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f089f6ab08e
[   10.662854][  T229] RDX: 0000000000000000 RSI: 00007ffc4a1b4070 RDI: 0000000000000005
[   10.663056][  T229] RBP: 00007ffc4a1b3fd0 R08: 0000000000000000 R09: 0000000000000000
[   10.663254][  T229] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56b
[   10.663458][  T229] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4a1b4740
| [   10.684970][   T37] ------------[ cut here ]------------
| [   10.685155][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/37
| [   10.685392][   T37] Modules linked in:
| [   10.685771][   T37] Tainted: [W]=WARN
[   10.685860][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.686014][   T37] Workqueue: events_unbound linkwatch_event
[   10.686168][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.686321][   T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.686753][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   10.686906][   T37] RAX: 00000000ffffffa6 RBX: ff1100000bd7ec80 RCX: 1ff4000000053f02
[   10.687089][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bd7ed38
[   10.687597][   T37] RBP: ff1100000e7fc000 R08: 1fe22000017afda8 R09: ff11000001d88ba8
[   10.687773][   T37] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.687956][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.688157][   T37] FS:  0000000000000000(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   10.688382][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.688543][   T37] CR2: 00007f089f79b600 CR3: 000000001c35d005 CR4: 0000000000771ef0
[   10.688724][   T37] PKRU: 55555554
[   10.688823][   T37] Call Trace:
[   10.688968][   T37]  <TASK>
[   10.689035][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.689156][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.689278][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.689392][   T37]  netif_state_change (net/core/dev.c:1605)
[   10.689524][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.689676][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.689799][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.689928][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.690055][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.690174][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.690303][   T37]  process_one_work (kernel/workqueue.c:3314)
[   10.690437][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.690560][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.690685][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.690807][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.690930][   T37]  kthread (kernel/kthread.c:436)
[   10.691020][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.691175][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.691300][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.691435][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.691586][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.691709][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.691828][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.714490][  T230] ------------[ cut here ]------------
| [   10.714690][  T230] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/230
| [   10.714923][  T230] Modules linked in:
| [   10.715281][  T230] Tainted: [W]=WARN
[   10.715377][  T230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.716062][  T230] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.716261][  T230] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.716736][  T230] RSP: 0018:ffa0000000b07150 EFLAGS: 00010286
[   10.716895][  T230] RAX: 00000000ffffffa6 RBX: ff1100000e5878c0 RCX: 1ff4000000160df0
[   10.717088][  T230] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e587978
[   10.717275][  T230] RBP: ff1100000e7e9000 R08: 1fe2200001cb0f30 R09: ff11000008982e58
[   10.717472][  T230] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.717659][  T230] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bce18c0
[   10.717847][  T230] FS:  00007f70f88c0840(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[   10.718078][  T230] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.718238][  T230] CR2: 00000000004ecd20 CR3: 000000000a897004 CR4: 0000000000771ef0
[   10.718436][  T230] PKRU: 55555554
[   10.718532][  T230] Call Trace:
[   10.718626][  T230]  <TASK>
[   10.718692][  T230]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.718825][  T230]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.718958][  T230]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.719056][  T230]  netif_state_change (net/core/dev.c:1605)
[   10.719184][  T230]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.719342][  T230]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   10.719507][  T230]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   10.719634][  T230]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   10.719763][  T230]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.719890][  T230]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.720024][  T230]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   10.720150][  T230]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.720276][  T230]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.720403][  T230]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.720550][  T230]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.720676][  T230]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.720805][  T230]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.720938][  T230]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.721065][  T230]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.721195][  T230]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.721323][  T230]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   10.721457][  T230]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.721584][  T230]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.721713][  T230]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.721838][  T230]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.721970][  T230]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.722095][  T230]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.722222][  T230]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.722351][  T230]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.722483][  T230]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.722614][  T230]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.722740][  T230]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.722868][  T230]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.723028][  T230]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.723155][  T230]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.723283][  T230]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.723412][  T230]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.723606][  T230]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.723737][  T230]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.723864][  T230]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.723995][  T230]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.724152][  T230]  ? move_addr_to_kernel (net/socket.c:258)
[   10.724277][  T230]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.724405][  T230]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.724617][  T230]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.724746][  T230]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.724903][  T230]  ___sys_sendmsg (net/socket.c:2752)
[   10.725035][  T230]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.725161][  T230]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.725296][  T230]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   10.725421][  T230]  ? do_getsockname (net/socket.c:2192)
[   10.725633][  T230]  __sys_sendmsg (net/socket.c:2784)
[   10.725898][  T230]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.726034][  T230]  ? __sys_getsockname (net/socket.c:2210)
[   10.726159][  T230]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.726286][  T230]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.726413][  T230]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.726605][  T230]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.726731][  T230]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.726888][  T230] RIP: 0033:0x7f70f8afa08e
[   10.727028][  T230] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.727535][  T230] RSP: 002b:00007ffdee0e7390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.727726][  T230] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f70f8afa08e
[   10.727933][  T230] RDX: 0000000000000000 RSI: 00007ffdee0e7440 RDI: 0000000000000006
[   10.728122][  T230] RBP: 00007ffdee0e73a0 R08: 0000000000000000 R09: 0000000000000000
[   10.728310][  T230] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56b
[   10.728503][  T230] R13: 00007ffdee0e74f0 R14: 00007ffdee0ea704 R15: 0000000000000000
| [   10.897067][  T235] ------------[ cut here ]------------
| [   10.897261][  T235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/235
| [   10.897510][  T235] Modules linked in:
| [   10.898005][  T235] Tainted: [W]=WARN
[   10.898109][  T235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.898282][  T235] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.898469][  T235] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.898963][  T235] RSP: 0018:ffa0000000b36e30 EFLAGS: 00010286
[   10.899137][  T235] RAX: 00000000ffffffa6 RBX: ff1100000bc75a80 RCX: 1ff4000000166d8c
[   10.899343][  T235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc75b38
[   10.899554][  T235] RBP: ff11000007f54000 R08: 1fe220000178eb68 R09: ff1100000c5ed180
[   10.899758][  T235] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.899969][  T235] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a77888
[   10.900176][  T235] FS:  00007f85c498d840(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[   10.900420][  T235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.900601][  T235] CR2: 000000000042ebe0 CR3: 000000000d69f005 CR4: 0000000000771ef0
[   10.900808][  T235] PKRU: 55555554
[   10.900918][  T235] Call Trace:
[   10.901020][  T235]  <TASK>
[   10.901091][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.901230][  T235]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.901369][  T235]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.901477][  T235]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.901616][  T235]  __dev_notify_flags (net/core/dev.c:9787)
[   10.901754][  T235]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.901893][  T235]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   10.902035][  T235]  ? netif_change_name (net/core/dev.c:1495)
[   10.902172][  T235]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.902308][  T235]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.902451][  T235]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.902590][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.902729][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.902867][  T235]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.903013][  T235]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.903149][  T235]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.903288][  T235]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.903435][  T235]  veth_newlink (drivers/net/veth.c:1871)
[   10.903616][  T235]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   10.903753][  T235]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.903891][  T235]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.904036][  T235]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.904188][  T235]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.904325][  T235]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.904470][  T235]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.904607][  T235]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.904749][  T235]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.904889][  T235]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.905034][  T235]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.905171][  T235]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.905310][  T235]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.905461][  T235]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.905602][  T235]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.905742][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.905879][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.906021][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.906157][  T235]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.906294][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.906442][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.906581][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.906720][  T235]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.906860][  T235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.907003][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.907139][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.907280][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.907416][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.907560][  T235]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.907699][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.907837][  T235]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.907986][  T235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.908123][  T235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.908262][  T235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.908400][  T235]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.908542][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.908680][  T235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.908819][  T235]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.908963][  T235]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.909104][  T235]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.909241][  T235]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.909379][  T235]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.909554][  T235]  ? move_addr_to_kernel (net/socket.c:258)
[   10.909694][  T235]  ___sys_sendmsg (net/socket.c:2752)
[   10.909833][  T235]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.909982][  T235]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.910161][  T235]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.910302][  T235]  __sys_sendmsg (net/socket.c:2784)
[   10.910445][  T235]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.910589][  T235]  ? 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)
[   10.910729][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.910872][  T235]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.911016][  T235]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.911153][  T235]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.911293][  T235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.911471][  T235] RIP: 0033:0x7f85c4bc708e
[   10.911617][  T235] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.912119][  T235] RSP: 002b:00007ffd1d2e7460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.912326][  T235] RAX: ffffffffffffffda RBX: 00007ffd1d2e7c08 RCX: 00007f85c4bc708e
[   10.912541][  T235] RDX: 0000000000000000 RSI: 00007ffd1d2e7510 RDI: 0000000000000005
[   10.912750][  T235] RBP: 00007ffd1d2e7470 R08: 0000000000000000 R09: 0000000000000000
[   10.912964][  T235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56b
[   10.913176][  T235] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1d2e7bd0
| [   10.921169][  T235] ------------[ cut here ]------------
| [   10.921338][  T235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/235
| [   10.922407][  T235] Modules linked in:
| [   10.922974][  T235] Tainted: [W]=WARN
[   10.923081][  T235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.923254][  T235] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.923506][  T235] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.923999][  T235] RSP: 0018:ffa0000000b371b0 EFLAGS: 00010286
[   10.924172][  T235] RAX: 00000000ffffffa6 RBX: ff1100000aa25e00 RCX: 1ff4000000166dfc
[   10.924383][  T235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aa25eb8
[   10.924649][  T235] RBP: ff1100000bfc9000 R08: 1fe2200001544bd8 R09: ff1100000c5ed180
[   10.924854][  T235] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.925062][  T235] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.925271][  T235] FS:  00007f85c498d840(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[   10.925572][  T235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.925745][  T235] CR2: 000000000042ebe0 CR3: 000000000d69f005 CR4: 0000000000771ef0
[   10.925956][  T235] PKRU: 55555554
[   10.926059][  T235] Call Trace:
[   10.926163][  T235]  <TASK>
[   10.926235][  T235]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.926374][  T235]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.926538][  T235]  __dev_notify_flags (net/core/dev.c:9787)
[   10.926676][  T235]  ? netif_change_name (net/core/dev.c:1495)
[   10.926813][  T235]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.926955][  T235]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.927093][  T235]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.927235][  T235]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.927373][  T235]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.927558][  T235]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.927696][  T235]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.927837][  T235]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.927983][  T235]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.928121][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.928261][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.928398][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.928539][  T235]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.928677][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.928819][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.928961][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.929122][  T235]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.929260][  T235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.929397][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.929539][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.929678][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.929815][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.929958][  T235]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.930094][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.930232][  T235]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.930373][  T235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.930516][  T235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.930656][  T235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.930796][  T235]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.930939][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.931076][  T235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.931214][  T235]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.931351][  T235]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.931499][  T235]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.931637][  T235]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.931774][  T235]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.931948][  T235]  ? move_addr_to_kernel (net/socket.c:258)
[   10.932090][  T235]  ___sys_sendmsg (net/socket.c:2752)
[   10.932228][  T235]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.932369][  T235]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.932548][  T235]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.932687][  T235]  __sys_sendmsg (net/socket.c:2784)
[   10.932824][  T235]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.932972][  T235]  ? 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)
[   10.933110][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.933249][  T235]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.933386][  T235]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.933529][  T235]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.933668][  T235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.933836][  T235] RIP: 0033:0x7f85c4bc708e
[   10.933986][  T235] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.934477][  T235] RSP: 002b:00007ffd1d2e7460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.934687][  T235] RAX: ffffffffffffffda RBX: 00007ffd1d2e7c08 RCX: 00007f85c4bc708e
[   10.934891][  T235] RDX: 0000000000000000 RSI: 00007ffd1d2e7510 RDI: 0000000000000005
[   10.935100][  T235] RBP: 00007ffd1d2e7470 R08: 0000000000000000 R09: 0000000000000000
[   10.935303][  T235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56b
[   10.935513][  T235] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1d2e7bd0
| [   11.018563][  T238] ------------[ cut here ]------------
| [   11.018737][  T238] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/238
| [   11.018985][  T238] Modules linked in:
| [   11.019368][  T238] Tainted: [W]=WARN
[   11.020063][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.020264][  T238] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.020452][  T238] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.020939][  T238] RSP: 0018:ffa0000000b37030 EFLAGS: 00010286
[   11.021113][  T238] RAX: 00000000ffffffa6 RBX: ff1100000560a740 RCX: 1ff4000000166dcc
[   11.021315][  T238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000560a7f8
[   11.021522][  T238] RBP: ff1100000bfc9000 R08: 1fe2200000ac1500 R09: ff11000009ac0b58
[   11.021721][  T238] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.021927][  T238] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bfc9cd1
[   11.022134][  T238] FS:  00007ff201777840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   11.022375][  T238] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.022558][  T238] CR2: 0000000012373988 CR3: 000000000d68f004 CR4: 0000000000771ef0
[   11.022760][  T238] PKRU: 55555554
[   11.022861][  T238] Call Trace:
[   11.022969][  T238]  <TASK>
[   11.023039][  T238]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.023178][  T238]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.023283][  T238]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.023430][  T238]  __dev_notify_flags (net/core/dev.c:9787)
[   11.023566][  T238]  ? netif_change_name (net/core/dev.c:1495)
[   11.023701][  T238]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.023837][  T238]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.023976][  T238]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.024113][  T238]  netif_change_flags (net/core/dev.c:9820)
[   11.024249][  T238]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.024387][  T238]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.024529][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.024696][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.024831][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.024969][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.025104][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.025241][  T238]  ? __kernel_text_address (kernel/extable.c:79)
[   11.025378][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.025521][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.025655][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.025788][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.025927][  T238]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.026059][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.026192][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.026327][  T238]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.026470][  T238]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.026603][  T238]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.026738][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.026873][  T238]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.027011][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.027149][  T238]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.027285][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.027421][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.027631][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.027763][  T238]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.027897][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.028038][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.028172][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.028306][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.028448][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.028582][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.028716][  T238]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.028850][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.028988][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.029121][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.029258][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.029394][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.029537][  T238]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.029671][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.029804][  T238]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.029946][  T238]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.030078][  T238]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.030212][  T238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.030347][  T238]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.030490][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.030626][  T238]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.030761][  T238]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.030898][  T238]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.031040][  T238]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.031173][  T238]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.031307][  T238]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.031477][  T238]  ? move_addr_to_kernel (net/socket.c:258)
[   11.031614][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.031748][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.031883][  T238]  ___sys_sendmsg (net/socket.c:2752)
[   11.032019][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.032185][  T238]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.032329][  T238]  __sys_sendmsg (net/socket.c:2784)
[   11.032470][  T238]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.032605][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.032774][  T238]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.032912][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.033047][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.033181][  T238]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.033316][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.033457][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.033627][  T238] RIP: 0033:0x7ff2019b108e
[   11.033769][  T238] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.034259][  T238] RSP: 002b:00007ffeb59d8560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.034473][  T238] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff2019b108e
[   11.034678][  T238] RDX: 0000000000000000 RSI: 00007ffeb59d8610 RDI: 0000000000000005
[   11.034880][  T238] RBP: 00007ffeb59d8570 R08: 0000000000000000 R09: 0000000000000000
[   11.035087][  T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56b
[   11.035290][  T238] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb59d8ce0
| [   11.131021][  T241] ------------[ cut here ]------------
| [   11.131200][  T241] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/241
| [   11.131989][  T241] Modules linked in:
| [   11.132375][  T241] Tainted: [W]=WARN
[   11.132486][  T241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.132658][  T241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.132836][  T241] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.133325][  T241] RSP: 0018:ffa0000000b57030 EFLAGS: 00010286
[   11.133504][  T241] RAX: 00000000ffffffa6 RBX: ff1100000515ec80 RCX: 1ff400000016adcc
[   11.133706][  T241] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000515ed38
[   11.133905][  T241] RBP: ff11000007f54000 R08: 1fe2200000a2bda8 R09: ff1100000a2bae58
[   11.134111][  T241] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.134311][  T241] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f54cd1
[   11.134522][  T241] FS:  00007fd57255a840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   11.134759][  T241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.134937][  T241] CR2: 000000002c17c988 CR3: 000000000cad3002 CR4: 0000000000771ef0
[   11.135139][  T241] PKRU: 55555554
[   11.135238][  T241] Call Trace:
[   11.135338][  T241]  <TASK>
[   11.135408][  T241]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.135556][  T241]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.135658][  T241]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.135793][  T241]  __dev_notify_flags (net/core/dev.c:9787)
[   11.135931][  T241]  ? netif_change_name (net/core/dev.c:1495)
[   11.136066][  T241]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.136201][  T241]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.136335][  T241]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.136478][  T241]  netif_change_flags (net/core/dev.c:9820)
[   11.136615][  T241]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.136752][  T241]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.136887][  T241]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.137059][  T241]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.137195][  T241]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.137328][  T241]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.137471][  T241]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.137608][  T241]  ? __kernel_text_address (kernel/extable.c:79)
[   11.137747][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.137885][  T241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.138022][  T241]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.138158][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.138293][  T241]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.138436][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.138570][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.138703][  T241]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.138838][  T241]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.138979][  T241]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.139113][  T241]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.139247][  T241]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.139384][  T241]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.139528][  T241]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.139664][  T241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.139798][  T241]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.139938][  T241]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.140094][  T241]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.140226][  T241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.140362][  T241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.140504][  T241]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.140638][  T241]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.140772][  T241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.140907][  T241]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.141049][  T241]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.141184][  T241]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.141318][  T241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.141460][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.141597][  T241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.141732][  T241]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.141866][  T241]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.142007][  T241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.142143][  T241]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.142280][  T241]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.142412][  T241]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.142555][  T241]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.142691][  T241]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.142825][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.142967][  T241]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.143102][  T241]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.143236][  T241]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.143369][  T241]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.143504][  T241]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.143632][  T241]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.143792][  T241]  ? move_addr_to_kernel (net/socket.c:258)
[   11.143926][  T241]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.144057][  T241]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.144188][  T241]  ___sys_sendmsg (net/socket.c:2752)
[   11.144316][  T241]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.144486][  T241]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.144627][  T241]  __sys_sendmsg (net/socket.c:2784)
[   11.144756][  T241]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.144884][  T241]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.145051][  T241]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.145183][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.145314][  T241]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.145451][  T241]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.145580][  T241]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.145711][  T241]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.145873][  T241] RIP: 0033:0x7fd57279408e
[   11.146016][  T241] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.146489][  T241] RSP: 002b:00007ffcdc665bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.146684][  T241] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd57279408e
[   11.146878][  T241] RDX: 0000000000000000 RSI: 00007ffcdc665ca0 RDI: 0000000000000005
[   11.147077][  T241] RBP: 00007ffcdc665c00 R08: 0000000000000000 R09: 0000000000000000
[   11.147270][  T241] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56b
[   11.147471][  T241] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdc666370
| [   11.150274][   T46] ------------[ cut here ]------------
| [   11.150411][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/46
| [   11.150764][   T46] Modules linked in:
| [   11.151144][   T46] Tainted: [W]=WARN
[   11.151236][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.151391][   T46] Workqueue: events_unbound linkwatch_event
[   11.151559][   T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.151716][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.152160][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   11.152313][   T46] RAX: 00000000ffffffa6 RBX: ff1100000560b8c0 RCX: 1ff4000000065f02
[   11.152539][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000560b978
[   11.152731][   T46] RBP: ff1100000bfc9000 R08: 1fe2200000ac1730 R09: ff11000002408ba8
[   11.152919][   T46] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.153102][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.153289][   T46] FS:  0000000000000000(0000) GS:ff11000099dc3000(0000) knlGS:0000000000000000
[   11.153517][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.153672][   T46] CR2: 00007f8236a46574 CR3: 000000001c35d003 CR4: 0000000000771ef0
[   11.153857][   T46] PKRU: 55555554
[   11.153952][   T46] Call Trace:
[   11.154044][   T46]  <TASK>
[   11.154111][   T46]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.154235][   T46]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.154365][   T46]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.154468][   T46]  netif_state_change (net/core/dev.c:1605)
[   11.154593][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.154748][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.154870][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.154998][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.155124][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.155247][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.155372][   T46]  process_one_work (kernel/workqueue.c:3314)
[   11.155503][   T46]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.155623][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.155751][   T46]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.155874][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.155999][   T46]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.156124][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.156249][   T46]  kthread (kernel/kthread.c:436)
[   11.156341][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.156499][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.156621][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.156746][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.156900][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.157026][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.157149][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.187676][  T242] ------------[ cut here ]------------
| [   11.187838][  T242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/242
| [   11.188102][  T242] Modules linked in:
| [   11.189164][  T242] Tainted: [W]=WARN
[   11.189278][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.189508][  T242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.189680][  T242] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.190148][  T242] RSP: 0018:ffa0000000b67150 EFLAGS: 00010286
[   11.190333][  T242] RAX: 00000000ffffffa6 RBX: ff1100000e54b380 RCX: 1ff400000016cdf0
[   11.190537][  T242] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e54b438
[   11.190728][  T242] RBP: ff11000007f54000 R08: 1fe2200001ca9688 R09: ff1100000c568b58
[   11.190925][  T242] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.191117][  T242] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e49d540
[   11.191315][  T242] FS:  00007f3557aee840(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   11.191562][  T242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.191725][  T242] CR2: 00000000004ecd28 CR3: 000000000be0c005 CR4: 0000000000771ef0
[   11.191925][  T242] PKRU: 55555554
[   11.192021][  T242] Call Trace:
[   11.192116][  T242]  <TASK>
[   11.192184][  T242]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.192323][  T242]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.192459][  T242]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.192558][  T242]  netif_state_change (net/core/dev.c:1605)
[   11.192696][  T242]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.192858][  T242]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   11.193028][  T242]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   11.193159][  T242]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   11.193291][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.193420][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.193555][  T242]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   11.193682][  T242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.193810][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.193941][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.194086][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.194214][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.194342][  T242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.194473][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.194600][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.194750][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.194885][  T242]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   11.195019][  T242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.195149][  T242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.195277][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.195405][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.195541][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.195670][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.195800][  T242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.195935][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.196064][  T242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.196197][  T242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.196325][  T242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.196461][  T242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.196591][  T242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.196721][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.196851][  T242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.196985][  T242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.197116][  T242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.197250][  T242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.197378][  T242]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.197515][  T242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.197675][  T242]  ? move_addr_to_kernel (net/socket.c:258)
[   11.197803][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.197937][  T242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.198127][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.198256][  T242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.198417][  T242]  ___sys_sendmsg (net/socket.c:2752)
[   11.198553][  T242]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.198681][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.198820][  T242]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   11.198955][  T242]  ? do_getsockname (net/socket.c:2192)
[   11.199103][  T242]  __sys_sendmsg (net/socket.c:2784)
[   11.199238][  T242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.199373][  T242]  ? __sys_getsockname (net/socket.c:2210)
[   11.199506][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.199636][  T242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.199769][  T242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.199901][  T242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.200040][  T242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.200207][  T242] RIP: 0033:0x7f3557d2808e
[   11.200349][  T242] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.200821][  T242] RSP: 002b:00007ffd0aa8e190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.201023][  T242] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3557d2808e
[   11.201219][  T242] RDX: 0000000000000000 RSI: 00007ffd0aa8e240 RDI: 0000000000000006
[   11.201414][  T242] RBP: 00007ffd0aa8e1a0 R08: 0000000000000000 R09: 0000000000000000
[   11.201611][  T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e56b
[   11.201807][  T242] R13: 00007ffd0aa8e2f0 R14: 00007ffd0aa91704 R15: 0000000000000000
| [   42.399758][   T12] ------------[ cut here ]------------
| [   42.399969][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   42.400288][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.400817][   T12] Tainted: [W]=WARN
[   42.400913][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.401076][   T12] Workqueue: netns cleanup_net
[   42.401211][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.401414][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.401888][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   42.402090][   T12] RAX: 00000000ffffffa6 RBX: ff1100000e6b2e40 RCX: 1ff4000000018eaf
[   42.402298][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e6b2ef8
[   42.402497][   T12] RBP: ff1100000bfc9000 R08: 1fe2200001cd65e0 R09: ff11000001b051d0
[   42.402688][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   42.402879][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f54000
[   42.403076][   T12] FS:  0000000000000000(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[   42.403305][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.403561][   T12] CR2: 00007f37350ac2a0 CR3: 000000001c35d004 CR4: 0000000000771ef0
[   42.403756][   T12] PKRU: 55555554
[   42.403852][   T12] Call Trace:
[   42.403949][   T12]  <TASK>
[   42.404019][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.404151][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.404248][   T12]  netif_close_many (net/core/dev.c:1804)
[   42.404374][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.404572][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.404700][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.404828][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   42.404957][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.405119][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.405248][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.405409][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.405611][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.405768][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.405897][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.406105][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.406266][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   42.406397][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.406603][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.406732][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.406863][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.406995][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.407126][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.407258][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.407391][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.407567][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.407698][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.407827][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.407954][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.408092][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.408220][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.408348][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.408487][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.408616][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.408751][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.408883][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.409017][   T12]  kthread (kernel/kthread.c:436)
[   42.409119][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.409282][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.409413][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.409553][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.409715][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.409843][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.409972][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.413630][   T12] ------------[ cut here ]------------
| [   42.413773][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   42.414029][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.414489][   T12] Tainted: [W]=WARN
[   42.414586][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.414745][   T12] Workqueue: netns cleanup_net
[   42.414879][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.415048][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.415507][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   42.415668][   T12] RAX: 00000000ffffffa6 RBX: ff1100000512b700 RCX: 1ff4000000018eaf
[   42.415858][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000512b7b8
[   42.416052][   T12] RBP: ff11000007f54000 R08: 1fe2200000a256f8 R09: ff11000001b051d0
[   42.416239][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   42.416486][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e7fc000
[   42.416780][   T12] FS:  0000000000000000(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[   42.417005][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.417170][   T12] CR2: 00007f37350ac2a0 CR3: 000000001c35d004 CR4: 0000000000771ef0
[   42.417365][   T12] PKRU: 55555554
[   42.417571][   T12] Call Trace:
[   42.417667][   T12]  <TASK>
[   42.417734][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.417863][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   42.417993][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.418096][   T12]  netif_close_many (net/core/dev.c:1804)
[   42.418225][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.418353][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.418566][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.418695][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   42.418821][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.418979][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.419114][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.419276][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.419405][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.419641][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.419770][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.419897][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.420058][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   42.420189][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.420319][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.420515][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.420644][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.420772][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.420897][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.421032][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.421163][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.421292][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.421514][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.421644][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.421771][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.421903][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.422035][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.422164][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.422295][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.422509][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.422641][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.422772][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.422900][   T12]  kthread (kernel/kthread.c:436)
[   42.422996][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.423169][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.423296][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.423503][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.423662][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.423791][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.423918][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.432237][   T12] ------------[ cut here ]------------
| [   42.432389][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   42.432662][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.433136][   T12] Tainted: [W]=WARN
[   42.433234][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.433397][   T12] Workqueue: netns cleanup_net
[   42.433542][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.433713][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.434181][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   42.434343][   T12] RAX: 00000000ffffffa6 RBX: ff1100000555bc40 RCX: 1ff4000000018eaf
[   42.434538][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000555bcf8
[   42.434727][   T12] RBP: ff1100000e7fc000 R08: 1fe2200000aab7a0 R09: ff11000001b051d0
[   42.434922][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   42.435123][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e7e9000
[   42.435316][   T12] FS:  0000000000000000(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   42.435574][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.435735][   T12] CR2: 000055c41a122d5c CR3: 0000000004ea0001 CR4: 0000000000771ef0
[   42.435935][   T12] PKRU: 55555554
[   42.436037][   T12] Call Trace:
[   42.436133][   T12]  <TASK>
[   42.436201][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.436333][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   42.436468][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.436566][   T12]  netif_close_many (net/core/dev.c:1804)
[   42.436695][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.436823][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.436953][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.437086][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   42.437214][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.437371][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.437505][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.437687][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.437819][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.437980][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.438113][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.438241][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.438401][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   42.438535][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.438664][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.438791][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.438924][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.439058][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.439185][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.439314][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.439450][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.439576][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.439707][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.439835][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.439962][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.440098][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.440227][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.440356][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.440494][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.440621][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.440754][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.440887][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.441019][   T12]  kthread (kernel/kthread.c:436)
[   42.441116][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.441276][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.441404][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.441538][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.441698][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.441826][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.441954][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.444551][   T12] ------------[ cut here ]------------
| [   42.444692][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   42.444941][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.445457][   T12] Tainted: [W]=WARN
[   42.445556][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.445719][   T12] Workqueue: netns cleanup_net
[   42.445852][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.446022][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.446487][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   42.446649][   T12] RAX: 00000000ffffffa6 RBX: ff1100000e54be00 RCX: 1ff4000000018eaf
[   42.446839][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e54beb8
[   42.447034][   T12] RBP: ff1100000e7e9000 R08: 1fe2200001ca97d8 R09: ff11000001b051d0
[   42.447224][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   42.447414][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007fa1000
[   42.447617][   T12] FS:  0000000000000000(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   42.447843][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.448004][   T12] CR2: 000055c41a122d5c CR3: 0000000004ea0001 CR4: 0000000000771ef0
[   42.448204][   T12] PKRU: 55555554
[   42.448300][   T12] Call Trace:
[   42.448396][   T12]  <TASK>
[   42.448468][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.448598][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   42.448727][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.448825][   T12]  netif_close_many (net/core/dev.c:1804)
[   42.448952][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.449085][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.449214][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.449342][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   42.449476][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.449634][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.449765][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.449925][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.450055][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.450216][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.450344][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.450477][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.450636][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   42.450765][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.450892][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.451022][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.451152][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.451279][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.451404][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.451539][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.451667][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.451793][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.451923][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.452057][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.452181][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.452311][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.452442][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.452571][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.452702][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.452828][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.452962][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.453101][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.453227][   T12]  kthread (kernel/kthread.c:436)
[   42.453325][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.453489][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.453618][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.453745][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.453905][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.454039][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.454167][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.456595][   T12] ------------[ cut here ]------------
| [   42.456732][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   42.456982][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.458307][   T12] Tainted: [W]=WARN
[   42.458409][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.458625][   T12] Workqueue: netns cleanup_net
[   42.458759][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.458925][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.459379][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   42.459590][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bc75000 RCX: 1ff4000000018eaf
[   42.459781][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc750b8
[   42.459971][   T12] RBP: ff11000007fa1000 R08: 1fe220000178ea18 R09: ff11000001b051d0
[   42.460164][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   42.460354][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005161000
[   42.460597][   T12] FS:  0000000000000000(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   42.460870][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.461037][   T12] CR2: 000055c41a122d5c CR3: 0000000004ea0001 CR4: 0000000000771ef0
[   42.461229][   T12] PKRU: 55555554
[   42.461324][   T12] Call Trace:
[   42.461418][   T12]  <TASK>
[   42.461534][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.461661][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   42.461790][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.461888][   T12]  netif_close_many (net/core/dev.c:1804)
[   42.462020][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.462148][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.462324][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.462501][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   42.462629][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.462786][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.462915][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.463131][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.463260][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.463423][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.463602][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.463728][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.463889][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   42.464025][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.464152][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.464280][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.464413][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.464589][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.464718][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.464849][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.464979][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.465114][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.465247][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.465380][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.465559][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.465690][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.465824][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.465953][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.466090][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.466218][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.466357][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.466544][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.466672][   T12]  kthread (kernel/kthread.c:436)
[   42.466769][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.466929][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.467067][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.467198][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.467359][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.467544][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.467673][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.470370][   T12] ------------[ cut here ]------------
| [   42.470530][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   42.470784][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.471253][   T12] Tainted: [W]=WARN
[   42.471348][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.471515][   T12] Workqueue: netns cleanup_net
[   42.471646][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.471812][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.472272][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   42.472445][   T12] RAX: 00000000ffffffa6 RBX: ff1100000515f1c0 RCX: 1ff4000000018eaf
[   42.472636][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000515f278
[   42.472824][   T12] RBP: ff11000005161000 R08: 1fe2200000a2be50 R09: ff11000001b051d0
[   42.473019][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   42.473208][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c831000
[   42.473403][   T12] FS:  0000000000000000(0000) GS:ff11000099dc3000(0000) knlGS:0000000000000000
[   42.473628][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.473787][   T12] CR2: 000055c4572d7398 CR3: 000000000c6b8005 CR4: 0000000000771ef0
[   42.473981][   T12] PKRU: 55555554
[   42.474089][   T12] Call Trace:
[   42.474186][   T12]  <TASK>
[   42.474254][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.474383][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   42.474517][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.474614][   T12]  netif_close_many (net/core/dev.c:1804)
[   42.474743][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.474869][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.474998][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.475134][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   42.475262][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.475421][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.475556][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.475717][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.475847][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.476006][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.476138][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.476264][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.476483][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   42.476612][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.476740][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.476866][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.476997][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.477128][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.477253][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.477383][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.477581][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.477707][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.477837][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.477967][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.478099][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.478227][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.478355][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.478560][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.478691][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.478817][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.478949][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.479089][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.479219][   T12]  kthread (kernel/kthread.c:436)
[   42.479314][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.479543][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.479669][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.479797][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.479955][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.480089][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.480216][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.487531][   T12] ------------[ cut here ]------------
| [   42.487677][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   42.487929][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.488388][   T12] Tainted: [W]=WARN
[   42.488507][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.488667][   T12] Workqueue: netns cleanup_net
[   42.488798][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.488965][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.489422][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   42.489588][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a920740 RCX: 1ff4000000018eaf
[   42.489776][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a9207f8
[   42.489964][   T12] RBP: ff1100000c831000 R08: 1fe2200001524100 R09: ff11000001b051d0
[   42.490161][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   42.490352][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c834000
[   42.490548][   T12] FS:  0000000000000000(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[   42.490769][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.490928][   T12] CR2: 000055c41a122d5c CR3: 000000000f030001 CR4: 0000000000771ef0
[   42.491129][   T12] PKRU: 55555554
[   42.491224][   T12] Call Trace:
[   42.491320][   T12]  <TASK>
[   42.491387][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.491523][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   42.491653][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.491750][   T12]  netif_close_many (net/core/dev.c:1804)
[   42.491878][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.492012][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.492141][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.492268][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   42.492397][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.492561][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.492690][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.492850][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.492979][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.493143][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.493269][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.493395][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.493563][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   42.493693][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.493819][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.493947][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.494082][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.494210][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.494337][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.494471][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.494602][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.494728][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.494860][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.494987][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.495118][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.495246][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.495375][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.495522][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.495654][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.495787][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.495922][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.496063][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.496191][   T12]  kthread (kernel/kthread.c:436)
[   42.496287][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.496451][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.496578][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.496706][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.496867][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.496994][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.497129][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.499547][   T12] ------------[ cut here ]------------
| [   42.499682][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   42.499932][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.500389][   T12] Tainted: [W]=WARN
[   42.500496][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.500658][   T12] Workqueue: netns cleanup_net
[   42.500791][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.500956][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.501418][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   42.501586][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a16d000 RCX: 1ff4000000018eaf
[   42.501776][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a16d0b8
[   42.501964][   T12] RBP: ff1100000c834000 R08: 1fe220000142da18 R09: ff11000001b051d0
[   42.502165][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   42.502354][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a1ac000
[   42.502551][   T12] FS:  0000000000000000(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[   42.502774][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.502933][   T12] CR2: 000055c41a122d5c CR3: 000000000f030001 CR4: 0000000000771ef0
[   42.503133][   T12] PKRU: 55555554
[   42.503229][   T12] Call Trace:
[   42.503324][   T12]  <TASK>
[   42.503390][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.503522][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   42.503650][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.503749][   T12]  netif_close_many (net/core/dev.c:1804)
[   42.503876][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.504003][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.504138][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.504263][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   42.504388][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.504555][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.504684][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.504845][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.504975][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.505137][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.505264][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.505390][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.505555][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   42.505685][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.505814][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.505943][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.506076][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.506204][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.506331][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.506465][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.506595][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.506721][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.506854][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.506981][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.507111][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.507238][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.507364][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.507496][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.507626][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.507752][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.507886][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.508021][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.508148][   T12]  kthread (kernel/kthread.c:436)
[   42.508244][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.508401][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.508531][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.508659][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.508821][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.508946][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.509080][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.511482][   T12] ------------[ cut here ]------------
| [   42.511610][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   42.511859][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.512312][   T12] Tainted: [W]=WARN
[   42.512410][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.513377][   T12] Workqueue: netns cleanup_net
[   42.513568][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.513736][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.514200][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   42.514361][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bc51e00 RCX: 1ff4000000018eaf
[   42.514601][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc51eb8
[   42.514840][   T12] RBP: ff1100000a1ac000 R08: 1fe220000178a3d8 R09: ff11000001b051d0
[   42.515038][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   42.515228][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   42.515419][   T12] FS:  0000000000000000(0000) GS:ff11000099ec3000(0000) knlGS:0000000000000000
[   42.515697][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.515858][   T12] CR2: 000055c41a122d5c CR3: 000000000f030001 CR4: 0000000000771ef0
[   42.516055][   T12] PKRU: 55555554
[   42.516153][   T12] Call Trace:
[   42.516248][   T12]  <TASK>
[   42.516314][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.516493][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   42.516621][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.516719][   T12]  netif_close_many (net/core/dev.c:1804)
[   42.516846][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.516975][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.517108][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.517237][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   42.517363][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.517570][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.517700][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.517859][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.517989][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.518153][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.518278][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.518403][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.518610][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   42.518738][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.518866][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.518996][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.519128][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.519256][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.519384][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.519564][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.519693][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.519820][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.519952][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.520085][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.520210][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.520338][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.520513][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.520642][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.520772][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.520898][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.521037][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.521169][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.521299][   T12]  kthread (kernel/kthread.c:436)
[   42.521395][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.521603][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.521730][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.521858][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.522025][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.522181][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.522309][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.526090][   T12] ------------[ cut here ]------------
| [   42.526231][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   42.526489][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.526925][   T12] Tainted: [W]=WARN
[   42.527022][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.527176][   T12] Workqueue: netns cleanup_net
[   42.527302][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.527469][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.527902][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   42.528067][   T12] RAX: 00000000ffffffa6 RBX: ff11000009092900 RCX: 1ff4000000018ed5
[   42.528284][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090929b8
[   42.528501][   T12] RBP: ff1100000bfc9000 R08: 1fe2200001212538 R09: ff11000001b051d0
[   42.528685][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   42.528866][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.529057][   T12] FS:  0000000000000000(0000) GS:ff11000099dc3000(0000) knlGS:0000000000000000
[   42.529272][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.529433][   T12] CR2: 000055c4572d7398 CR3: 000000001c35d006 CR4: 0000000000771ef0
[   42.529616][   T12] PKRU: 55555554
[   42.529707][   T12] Call Trace:
[   42.529797][   T12]  <TASK>
[   42.529862][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.530024][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.530177][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.530300][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.530432][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.530590][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.530714][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.530836][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.530959][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.531090][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.531212][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.531339][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.531468][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.531589][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.531715][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.531838][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.531960][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.532091][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.532215][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.532339][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.532470][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.532592][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.532720][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.532850][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.532973][   T12]  kthread (kernel/kthread.c:436)
[   42.533073][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.533227][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.533350][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.533486][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.533639][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.533764][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.533887][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.537419][   T12] ------------[ cut here ]------------
| [   42.537572][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   42.537815][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.538279][   T12] Tainted: [W]=WARN
[   42.538371][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.538528][   T12] Workqueue: netns cleanup_net
[   42.538655][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.538814][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.539256][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   42.539410][   T12] RAX: 00000000ffffffa6 RBX: ff11000009092740 RCX: 1ff4000000018ed5
[   42.539598][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090927f8
[   42.539778][   T12] RBP: ff11000007f54000 R08: 1fe2200001212500 R09: ff11000001b051d0
[   42.539964][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   42.540156][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.540340][   T12] FS:  0000000000000000(0000) GS:ff11000099dc3000(0000) knlGS:0000000000000000
[   42.540612][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.540765][   T12] CR2: 000055c4572d7398 CR3: 000000001c35d006 CR4: 0000000000771ef0
[   42.540948][   T12] PKRU: 55555554
[   42.541044][   T12] Call Trace:
[   42.541135][   T12]  <TASK>
[   42.541200][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.541359][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.541597][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.541719][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.541842][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.541998][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.542166][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.542288][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.542412][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.542583][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.542704][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.542830][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.542956][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.543083][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.543209][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.543334][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.543504][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.543630][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.543753][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.543876][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.544004][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.544135][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.544263][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.544392][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.544561][   T12]  kthread (kernel/kthread.c:436)
[   42.544654][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.544806][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.544928][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.545057][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.545211][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.545336][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.545507][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.555104][   T12] ------------[ cut here ]------------
| [   42.555280][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   42.556324][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.556877][   T12] Tainted: [W]=WARN
[   42.557024][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.557223][   T12] Workqueue: netns cleanup_net
[   42.557398][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.557618][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.558112][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   42.558315][   T12] RAX: 00000000ffffffa6 RBX: ff1100000e556740 RCX: 1ff4000000018ed5
[   42.558562][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e5567f8
[   42.558790][   T12] RBP: ff1100000e7fc000 R08: 1fe2200001caad00 R09: ff11000001b051d0
[   42.559030][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   42.559258][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.559501][   T12] FS:  0000000000000000(0000) GS:ff11000099e43000(0000) knlGS:0000000000000000
[   42.559763][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.559964][   T12] CR2: 00007fcebadde310 CR3: 0000000004e1e005 CR4: 0000000000771ef0
[   42.560225][   T12] PKRU: 55555554
[   42.560375][   T12] Call Trace:
[   42.560538][   T12]  <TASK>
[   42.560659][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.560864][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.561072][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.561244][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.561415][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.561636][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.561809][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.561979][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.562157][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.562327][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.562506][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.562677][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.562854][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.563031][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.563210][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.563381][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.563564][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.563737][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.563908][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.564087][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.564261][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.564446][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.564621][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.564795][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.564964][   T12]  kthread (kernel/kthread.c:436)
[   42.565111][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.565315][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.565499][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.565672][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.565872][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.566049][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.566222][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.569139][   T12] ------------[ cut here ]------------
| [   42.569315][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   42.569621][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.570170][   T12] Tainted: [W]=WARN
[   42.570309][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.570522][   T12] Workqueue: netns cleanup_net
[   42.570701][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.570916][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.571412][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   42.571634][   T12] RAX: 00000000ffffffa6 RBX: ff1100000e54b540 RCX: 1ff4000000018ed5
[   42.571866][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e54b5f8
[   42.572113][   T12] RBP: ff1100000e7e9000 R08: 1fe2200001ca96c0 R09: ff11000001b051d0
[   42.572467][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   42.572700][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.572934][   T12] FS:  0000000000000000(0000) GS:ff11000099e43000(0000) knlGS:0000000000000000
[   42.573289][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.573507][   T12] CR2: 00007fcebadde310 CR3: 000000001c35d003 CR4: 0000000000771ef0
[   42.573740][   T12] PKRU: 55555554
[   42.573881][   T12] Call Trace:
[   42.574029][   T12]  <TASK>
[   42.574168][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.574376][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.574591][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.574767][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.574938][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.575147][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.575321][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.575586][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.575761][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.575934][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.576112][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.576365][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.576552][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.576721][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.576977][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.577152][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.577322][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.577506][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.577680][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.577855][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.578066][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.578315][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.578508][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.578714][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.578885][   T12]  kthread (kernel/kthread.c:436)
[   42.579035][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.579235][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.579407][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.579626][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.579829][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.580000][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.580180][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.584143][   T12] ------------[ cut here ]------------
| [   42.584387][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   42.584691][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.585230][   T12] Tainted: [W]=WARN
[   42.585372][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.585659][   T12] Workqueue: netns cleanup_net
[   42.585836][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.586049][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.586625][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   42.586824][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bc74200 RCX: 1ff4000000018ed5
[   42.587066][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc742b8
[   42.587299][   T12] RBP: ff11000007fa1000 R08: 1fe220000178e858 R09: ff11000001b051d0
[   42.587538][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   42.587767][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.587997][   T12] FS:  0000000000000000(0000) GS:ff11000099e43000(0000) knlGS:0000000000000000
[   42.588273][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.588564][   T12] CR2: 00007fcebadde310 CR3: 000000001c35d003 CR4: 0000000000771ef0
[   42.588795][   T12] PKRU: 55555554
[   42.588934][   T12] Call Trace:
[   42.589080][   T12]  <TASK>
[   42.589191][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.589489][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.589691][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.589939][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.590113][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.590393][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.590577][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.590820][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.590995][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.591252][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.591501][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.591679][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.591852][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.592029][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.592204][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.592377][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.592565][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.592738][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.592909][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.593086][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.593260][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.593442][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.593618][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.593870][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.594127][   T12]  kthread (kernel/kthread.c:436)
[   42.594270][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.594486][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.594657][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.594830][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.595039][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.595214][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.595386][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.599098][   T12] ------------[ cut here ]------------
| [   42.599274][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   42.599654][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.600189][   T12] Tainted: [W]=WARN
[   42.600326][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.600538][   T12] Workqueue: netns cleanup_net
[   42.600712][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.600919][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.601503][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   42.601708][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bc75a80 RCX: 1ff4000000018ed5
[   42.602020][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc75b38
[   42.602249][   T12] RBP: ff11000005161000 R08: 1fe220000178eb68 R09: ff11000001b051d0
[   42.602489][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   42.602720][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.603034][   T12] FS:  0000000000000000(0000) GS:ff11000099e43000(0000) knlGS:0000000000000000
[   42.603297][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.603506][   T12] CR2: 00007fcebadde310 CR3: 000000001c35d003 CR4: 0000000000771ef0
[   42.603737][   T12] PKRU: 55555554
[   42.603879][   T12] Call Trace:
[   42.604025][   T12]  <TASK>
[   42.604135][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.604502][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.604702][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.604874][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.605052][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.605332][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.605593][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.605764][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.605935][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.606115][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.606283][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.606481][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.606656][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.606826][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.607086][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.607262][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.607447][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.607621][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.607791][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.607971][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.608152][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.608321][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.608514][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.608720][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.608890][   T12]  kthread (kernel/kthread.c:436)
[   42.609199][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.609444][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.609615][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.609892][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.610181][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.610440][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.610687][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.616333][   T12] ------------[ cut here ]------------
| [   42.616979][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   42.617329][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.617968][   T12] Tainted: [W]=WARN
[   42.618172][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.618531][   T12] Workqueue: netns cleanup_net
[   42.618753][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.619018][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.619557][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   42.619808][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bc50040 RCX: 1ff4000000018ed5
[   42.620093][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc500f8
[   42.620367][   T12] RBP: ff1100000c831000 R08: 1fe220000178a020 R09: ff11000001b051d0
[   42.620652][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   42.620925][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.621212][   T12] FS:  0000000000000000(0000) GS:ff11000099e43000(0000) knlGS:0000000000000000
[   42.621536][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.621786][   T12] CR2: 00007fcebadde310 CR3: 000000001c35d003 CR4: 0000000000771ef0
[   42.622069][   T12] PKRU: 55555554
[   42.622265][   T12] Call Trace:
[   42.622464][   T12]  <TASK>
[   42.622649][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.622906][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.623158][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.623375][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.623603][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.623851][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.624074][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.624294][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.624523][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.624755][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.625019][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.625273][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.625560][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.625821][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.626097][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.626362][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.626637][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.626899][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.627166][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.627484][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.627709][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.627965][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.628200][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.628444][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.628657][   T12]  kthread (kernel/kthread.c:436)
[   42.628842][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.629127][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.629342][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.629574][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.629825][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.630049][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.630267][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.635080][   T12] ------------[ cut here ]------------
| [   42.635225][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   42.636235][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.636876][   T12] Tainted: [W]=WARN
[   42.636972][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.637133][   T12] Workqueue: netns cleanup_net
[   42.637265][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.637529][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.637976][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   42.638140][   T12] RAX: 00000000ffffffa6 RBX: ff110000115ed000 RCX: 1ff4000000018ed5
[   42.638327][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115ed0b8
[   42.638612][   T12] RBP: ff1100000c834000 R08: 1fe22000022bda18 R09: ff11000001b051d0
[   42.638802][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   42.638987][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.639178][   T12] FS:  0000000000000000(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   42.639399][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.639639][   T12] CR2: 00007fe3e6787680 CR3: 000000001c35d003 CR4: 0000000000771ef0
[   42.639829][   T12] PKRU: 55555554
[   42.639923][   T12] Call Trace:
[   42.640021][   T12]  <TASK>
[   42.640085][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.640245][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.640399][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.640575][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.640705][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.640861][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.640985][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.641112][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.641237][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.641362][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.641491][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.641618][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.641746][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.641869][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.641996][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.642125][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.642248][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.642372][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.642501][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.642629][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.642756][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.642878][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.643014][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.643143][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.643267][   T12]  kthread (kernel/kthread.c:436)
[   42.643361][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.643522][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.643646][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.643771][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.643928][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.644060][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.644183][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.646721][   T12] ------------[ cut here ]------------
| [   42.646852][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   42.647098][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.647543][   T12] Tainted: [W]=WARN
[   42.647638][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.647789][   T12] Workqueue: netns cleanup_net
[   42.647918][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.648083][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.648528][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   42.648683][   T12] RAX: 00000000ffffffa6 RBX: ff110000115ec3c0 RCX: 1ff4000000018ed5
[   42.648866][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115ec478
[   42.649053][   T12] RBP: ff1100000a1ac000 R08: 1fe22000022bd890 R09: ff11000001b051d0
[   42.649238][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   42.649419][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.649608][   T12] FS:  0000000000000000(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   42.649823][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.649976][   T12] CR2: 00007fe3e6787680 CR3: 000000001c35d003 CR4: 0000000000771ef0
[   42.650165][   T12] PKRU: 55555554
[   42.650256][   T12] Call Trace:
[   42.650347][   T12]  <TASK>
[   42.650411][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.650572][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.650726][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.650847][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.650969][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.651131][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.651255][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.651378][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.651506][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.651633][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.651753][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.651879][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.652004][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.652130][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.652255][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.652378][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.652508][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.652632][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.652753][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.652877][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.653003][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.653131][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.653260][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.653388][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.653516][   T12]  kthread (kernel/kthread.c:436)
[   42.653609][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.653760][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.653882][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.654011][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.654174][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.654299][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.654422][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.690258][   T12] ------------[ cut here ]------------
| [   42.690406][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   42.690670][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.691132][   T12] Tainted: [W]=WARN
[   42.691227][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.691387][   T12] Workqueue: netns cleanup_net
[   42.691528][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.691695][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.692157][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   42.692318][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c461a80 RCX: 1ff4000000018eaf
[   42.692566][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c461b38
[   42.692758][   T12] RBP: ff110000096fc000 R08: 1fe220000188c368 R09: ff11000001b051d0
[   42.692951][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   42.693144][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   42.693335][   T12] FS:  0000000000000000(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   42.693611][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.693774][   T12] CR2: 00007fe3e6787680 CR3: 000000001c35d003 CR4: 0000000000771ef0
[   42.693968][   T12] PKRU: 55555554
[   42.694068][   T12] Call Trace:
[   42.694164][   T12]  <TASK>
[   42.694231][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.694360][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.694510][   T12]  netif_close_many (net/core/dev.c:1804)
[   42.694689][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.694820][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.694948][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.695080][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   42.695209][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.695367][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.695512][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.695678][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.695809][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.695936][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   42.696068][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.696230][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   42.696362][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.696496][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.696624][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.696752][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.696880][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.697006][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.697140][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.697269][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.697397][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.697535][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.697665][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.697792][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.697920][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.698050][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.698180][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.698312][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.698444][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.698580][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.698711][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.698838][   T12]  kthread (kernel/kthread.c:436)
[   42.698933][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.699096][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.699225][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.699354][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.699522][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.699650][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.699777][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.709227][   T12] ------------[ cut here ]------------
| [   42.709365][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   42.709614][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.710062][   T12] Tainted: [W]=WARN
[   42.710157][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.710312][   T12] Workqueue: netns cleanup_net
[   42.710448][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.710608][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.711054][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   42.711209][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4618c0 RCX: 1ff4000000018ed5
[   42.711395][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c461978
[   42.711842][   T12] RBP: ff110000096fc000 R08: 1fe220000188c330 R09: ff11000001b051d0
[   42.712033][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   42.712227][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.712417][   T12] FS:  0000000000000000(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   42.712640][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.712795][   T12] CR2: 00007fe3e6787680 CR3: 000000001c35d003 CR4: 0000000000771ef0
[   42.712981][   T12] PKRU: 55555554
[   42.713078][   T12] Call Trace:
[   42.713173][   T12]  <TASK>
[   42.713238][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.713395][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.713557][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   42.713686][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.713811][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.713936][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.714068][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.714191][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.714313][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.714443][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.714569][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.714691][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.714818][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.714945][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.715073][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.715196][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.715319][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.715450][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.715578][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.715701][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.715831][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.715960][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.716086][   T12]  kthread (kernel/kthread.c:436)
[   42.716178][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.716330][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.716460][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.716586][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.716742][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.716865][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.716988][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.770123][   T12] ------------[ cut here ]------------
| [   42.770273][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   42.770544][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.771004][   T12] Tainted: [W]=WARN
[   42.771106][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.771266][   T12] Workqueue: netns cleanup_net
[   42.771399][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.771577][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.772037][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   42.772198][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c460e40 RCX: 1ff4000000018eaf
[   42.772391][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c460ef8
[   42.772594][   T12] RBP: ff110000088c9000 R08: 1fe220000188c1e0 R09: ff11000001b051d0
[   42.772785][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   42.772980][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   42.773180][   T12] FS:  0000000000000000(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   42.773407][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.773573][   T12] CR2: 000055c41a122d5c CR3: 000000000d641006 CR4: 0000000000771ef0
[   42.773765][   T12] PKRU: 55555554
[   42.773862][   T12] Call Trace:
[   42.773959][   T12]  <TASK>
[   42.774030][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.774163][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.774262][   T12]  netif_close_many (net/core/dev.c:1804)
[   42.774391][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.774527][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.774655][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.774788][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   42.774921][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.775085][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.775215][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.775375][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.775509][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.775636][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   42.775765][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.775925][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   42.776058][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.776189][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.776315][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.776451][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.776580][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.776707][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.776836][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.776965][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.777096][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.777226][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.777354][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.777487][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.777615][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.777742][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.777870][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.778002][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.778133][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.778264][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.778394][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.778529][   T12]  kthread (kernel/kthread.c:436)
[   42.778625][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.778782][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.778912][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.779046][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.779206][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.779331][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.779463][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.781796][   T12] ------------[ cut here ]------------
| [   42.781924][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   42.782165][   T12] Modules linked in: xt_mark nft_compat nf_tables
| [   42.782679][   T12] Tainted: [W]=WARN
[   42.782771][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.782924][   T12] Workqueue: netns cleanup_net
[   42.783057][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.783218][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.783663][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   42.783816][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a822580 RCX: 1ff4000000018ed5
[   42.783998][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a822638
[   42.784184][   T12] RBP: ff110000088c9000 R08: 1fe22000015044c8 R09: ff11000001b051d0
[   42.784369][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   42.784556][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.784739][   T12] FS:  0000000000000000(0000) GS:ff11000099d43000(0000) knlGS:0000000000000000
[   42.784954][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.785113][   T12] CR2: 000055c41a122d5c CR3: 000000001c35d003 CR4: 0000000000771ef0
[   42.785297][   T12] PKRU: 55555554
[   42.785391][   T12] Call Trace:
[   42.785488][   T12]  <TASK>
[   42.785552][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.785706][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.785860][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   42.785988][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.786115][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   42.786237][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   42.786361][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   42.786489][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.786611][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   42.786736][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.786863][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   42.786984][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.787113][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   42.787234][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   42.787356][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   42.787485][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.787606][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.787733][   T12]  process_one_work (kernel/workqueue.c:3314)
[   42.787859][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   42.787981][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.788113][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.788239][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   42.788361][   T12]  kthread (kernel/kthread.c:436)
[   42.788459][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.788612][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   42.788738][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.788863][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   42.789021][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   42.789144][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:linkwatch_sync_dev:rtnl_getlink