======================================
| xx__-> [    9.366109][  T174] ------------[ cut here ]------------
| [    9.366371][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/174
| [    9.366661][  T174] Modules linked in:
| [    9.367191][  T174] Tainted: [W]=WARN
[    9.367343][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.367560][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.367786][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.368380][  T174] RSP: 0018:ffa0000000817ab0 EFLAGS: 00010286
[    9.368601][  T174] RAX: 00000000ffffffa6 RBX: ff11000009a01000 RCX: 1ff4000000102f1c
[    9.368865][  T174] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a010bc
[    9.369115][  T174] RBP: ff11000007d41000 R08: 1fe2200001340219 R09: ff1100000c10d210
[    9.369375][  T174] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.369623][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007d41000
[    9.369890][  T174] FS:  00007f043a91e840(0000) GS:ff1100008aaac000(0000) knlGS:0000000000000000
[    9.370229][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.370451][  T174] CR2: 0000000000479648 CR3: 000000000ca95006 CR4: 0000000000771ef0
[    9.370706][  T174] PKRU: 55555554
[    9.370865][  T174] Call Trace:
[    9.371015][  T174]  <TASK>
[    9.371133][  T174]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.371328][  T174]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.371520][  T174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.371672][  T174]  register_netdevice (net/core/dev.c:11488)
[    9.371868][  T174]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.372089][  T174]  register_netdev (net/core/dev.c:11552)
[    9.372282][  T174]  loopback_net_init (drivers/net/loopback.c:218)
[    9.372469][  T174]  ops_init (net/core/net_namespace.c:137)
[    9.372623][  T174]  setup_net (net/core/net_namespace.c:446)
[    9.372775][  T174]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.372968][  T174]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.373156][  T174]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.373352][  T174]  copy_net_ns (net/core/net_namespace.c:579)
[    9.373540][  T174]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.373729][  T174]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.373927][  T174]  ksys_unshare (kernel/fork.c:3243)
[    9.374111][  T174]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.374304][  T174]  ? __ia32_sys_open (fs/open.c:1374)
[    9.374492][  T174]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.374708][  T174]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.374907][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.375087][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.375275][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.375454][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.375662][  T174] RIP: 0033:0x7f043abe0bcb
[    9.375858][  T174] 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
[    9.376376][  T174] RSP: 002b:00007ffcc6609418 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.376620][  T174] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f043abe0bcb
[    9.376874][  T174] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.377118][  T174] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.377371][  T174] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc660b640
[    9.377614][  T174] R13: 0000000000000001 R14: 00007f043a91e6f8 R15: 00007ffcc660d84e
| [    9.403692][  T175] ------------[ cut here ]------------
| [    9.403864][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/175
| [    9.404107][  T175] Modules linked in:
| [    9.404499][  T175] Tainted: [W]=WARN
[    9.404602][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.404771][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.404957][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.405445][  T175] RSP: 0018:ffa0000000827030 EFLAGS: 00010286
[    9.405616][  T175] RAX: 00000000ffffffa6 RBX: ff11000009a00900 RCX: 1ff4000000104dcc
[    9.405824][  T175] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a009bc
[    9.406026][  T175] RBP: ff11000007d41000 R08: 1fe2200001340139 R09: ff1100000be42ea8
[    9.406235][  T175] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.406435][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007d41ce1
[    9.406637][  T175] FS:  00007f7ae0288840(0000) GS:ff1100008ab2c000(0000) knlGS:0000000000000000
[    9.406878][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.407048][  T175] CR2: 000000000e742988 CR3: 000000000d2db003 CR4: 0000000000771ef0
[    9.407261][  T175] PKRU: 55555554
[    9.407362][  T175] Call Trace:
[    9.407463][  T175]  <TASK>
[    9.407532][  T175]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.407670][  T175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.407775][  T175]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.408409][  T175]  __dev_notify_flags (net/core/dev.c:9787)
[    9.408560][  T175]  ? netif_change_name (net/core/dev.c:1495)
[    9.408701][  T175]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.408847][  T175]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.408981][  T175]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.409120][  T175]  netif_change_flags (net/core/dev.c:9820)
[    9.409257][  T175]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.409392][  T175]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.409529][  T175]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.409696][  T175]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.409833][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.409968][  T175]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.410101][  T175]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.410242][  T175]  ? __kernel_text_address (kernel/extable.c:79)
[    9.410377][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.410512][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.410646][  T175]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.410783][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.410927][  T175]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.411060][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.411197][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.411330][  T175]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.411468][  T175]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.411603][  T175]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.411735][  T175]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.411876][  T175]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.412011][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.412183][  T175]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.412320][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.412453][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.412589][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.412724][  T175]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.412861][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.412998][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.413131][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.413271][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.413406][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.413542][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.413679][  T175]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.413821][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.413956][  T175]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.414092][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.414235][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.414370][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.414507][  T175]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.414645][  T175]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.414782][  T175]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.414927][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.415063][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.415205][  T175]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.415341][  T175]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.415478][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.415613][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.415751][  T175]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.415893][  T175]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.416028][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.416164][  T175]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.416305][  T175]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.416443][  T175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.416579][  T175]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.416715][  T175]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.416891][  T175]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.417029][  T175]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.417165][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.417309][  T175]  ___sys_sendmsg (net/socket.c:2752)
[    9.417444][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.417614][  T175]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.417763][  T175]  __sys_sendmsg (net/socket.c:2784)
[    9.417905][  T175]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.418040][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.418218][  T175]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.418354][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.418492][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.418628][  T175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.418765][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.418909][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.419076][  T175] RIP: 0033:0x7f7ae04c208e
[    9.419225][  T175] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.419707][  T175] RSP: 002b:00007ffe9fd896d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.419918][  T175] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7ae04c208e
[    9.420123][  T175] RDX: 0000000000000000 RSI: 00007ffe9fd89780 RDI: 0000000000000005
[    9.420330][  T175] RBP: 00007ffe9fd896e0 R08: 0000000000000000 R09: 0000000000000000
[    9.420534][  T175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d2
[    9.420739][  T175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9fd89e50
| [    9.549535][  T179] ------------[ cut here ]------------
| [    9.549738][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/179
| [    9.550012][  T179] Modules linked in:
| [    9.550397][  T179] Tainted: [W]=WARN
[    9.550498][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.550666][  T179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.550868][  T179] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.551349][  T179] RSP: 0018:ffa0000000867ab0 EFLAGS: 00010286
[    9.551517][  T179] RAX: 00000000ffffffa6 RBX: ff11000009ce3000 RCX: 1ff400000010cf1c
[    9.551716][  T179] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009ce30bc
[    9.551923][  T179] RBP: ff11000008471000 R08: 1fe220000139c619 R09: ff1100000cc95210
[    9.552122][  T179] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.552324][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008471000
[    9.552524][  T179] FS:  00007f98a0cf7840(0000) GS:ff1100008ab2c000(0000) knlGS:0000000000000000
[    9.552758][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.552928][  T179] CR2: 00007f98a0f017d0 CR3: 000000000d2db004 CR4: 0000000000771ef0
[    9.553131][  T179] PKRU: 55555554
[    9.553238][  T179] Call Trace:
[    9.553338][  T179]  <TASK>
[    9.553408][  T179]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.553543][  T179]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.553681][  T179]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.553784][  T179]  register_netdevice (net/core/dev.c:11488)
[    9.553927][  T179]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.554096][  T179]  register_netdev (net/core/dev.c:11552)
[    9.554233][  T179]  loopback_net_init (drivers/net/loopback.c:218)
[    9.554369][  T179]  ops_init (net/core/net_namespace.c:137)
[    9.554472][  T179]  setup_net (net/core/net_namespace.c:446)
[    9.554573][  T179]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.554704][  T179]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.554845][  T179]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.554986][  T179]  copy_net_ns (net/core/net_namespace.c:579)
[    9.555124][  T179]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.555266][  T179]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.555397][  T179]  ksys_unshare (kernel/fork.c:3243)
[    9.555531][  T179]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.555662][  T179]  ? __ia32_sys_open (fs/open.c:1374)
[    9.555798][  T179]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.555938][  T179]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.556071][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.556214][  T179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.556348][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.556485][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.556653][  T179] RIP: 0033:0x7f98a0fb9bcb
[    9.556797][  T179] 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
[    9.557290][  T179] RSP: 002b:00007ffe82b18198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.557520][  T179] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f98a0fb9bcb
[    9.557716][  T179] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.557918][  T179] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.558135][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe82b1a3c0
[    9.558336][  T179] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe82b1a84e
| [    9.589152][  T180] ------------[ cut here ]------------
| [    9.589398][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/180
| [    9.589677][  T180] Modules linked in:
| [    9.590714][  T180] Tainted: [W]=WARN
[    9.590873][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.591085][  T180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.591320][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.591851][  T180] RSP: 0018:ffa0000000877030 EFLAGS: 00010286
[    9.592065][  T180] RAX: 00000000ffffffa6 RBX: ff11000009ce2200 RCX: 1ff400000010edcc
[    9.592318][  T180] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009ce22bc
[    9.592558][  T180] RBP: ff11000008471000 R08: 1fe220000139c459 R09: ff1100000d020b68
[    9.592797][  T180] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.593051][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008471ce1
[    9.593307][  T180] FS:  00007f1683072840(0000) GS:ff1100008aaac000(0000) knlGS:0000000000000000
[    9.593586][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.593800][  T180] CR2: 00007f16833421a0 CR3: 0000000008a89002 CR4: 0000000000771ef0
[    9.594058][  T180] PKRU: 55555554
[    9.594211][  T180] Call Trace:
[    9.594360][  T180]  <TASK>
[    9.594475][  T180]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.594655][  T180]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.594805][  T180]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.595000][  T180]  __dev_notify_flags (net/core/dev.c:9787)
[    9.595189][  T180]  ? netif_change_name (net/core/dev.c:1495)
[    9.595367][  T180]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.595548][  T180]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.595726][  T180]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.595921][  T180]  netif_change_flags (net/core/dev.c:9820)
[    9.596104][  T180]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.596292][  T180]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.596470][  T180]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.596685][  T180]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.596876][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.597053][  T180]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.597241][  T180]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.597422][  T180]  ? __kernel_text_address (kernel/extable.c:79)
[    9.597602][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.597783][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.597975][  T180]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.598156][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.598345][  T180]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.598524][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.598702][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.598896][  T180]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.599076][  T180]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.599322][  T180]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.599506][  T180]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.599687][  T180]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.599881][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.600063][  T180]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.600253][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.600429][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.600609][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.600786][  T180]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.600980][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.601162][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.601348][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.601528][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.601707][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.601899][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.602078][  T180]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.602268][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.602447][  T180]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.602625][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.602807][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.602995][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.603184][  T180]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.603365][  T180]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.603577][  T180]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.603764][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.603956][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.604138][  T180]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.604327][  T180]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.604505][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.604683][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.604892][  T180]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.605076][  T180]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.605258][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.605438][  T180]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.605618][  T180]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.605799][  T180]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.605993][  T180]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.606171][  T180]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.606388][  T180]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.606570][  T180]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.606749][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.606943][  T180]  ___sys_sendmsg (net/socket.c:2752)
[    9.607121][  T180]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.607352][  T180]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.607543][  T180]  __sys_sendmsg (net/socket.c:2784)
[    9.607723][  T180]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.607916][  T180]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.608131][  T180]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.608334][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.608513][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.608692][  T180]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.608883][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.609063][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.609370][  T180] RIP: 0033:0x7f16832ac08e
[    9.609555][  T180] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.610079][  T180] RSP: 002b:00007ffcec8a6a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.610349][  T180] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f16832ac08e
[    9.610595][  T180] RDX: 0000000000000000 RSI: 00007ffcec8a6b30 RDI: 0000000000000005
[    9.610850][  T180] RBP: 00007ffcec8a6a90 R08: 0000000000000000 R09: 0000000000000000
[    9.611092][  T180] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d2
[    9.611431][  T180] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcec8a7200
| [    9.781640][  T184] ------------[ cut here ]------------
| [    9.782638][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/184
| [    9.782999][  T184] Modules linked in: veth
| [    9.783429][  T184] Tainted: [W]=WARN
[    9.783620][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.783805][  T184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.784074][  T184] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.784579][  T184] RSP: 0018:ffa0000000896e30 EFLAGS: 00010286
[    9.784758][  T184] RAX: 00000000ffffffa6 RBX: ff1100000bcc63c0 RCX: 1ff4000000112d8c
[    9.785050][  T184] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bcc647c
[    9.785271][  T184] RBP: ff11000008a61000 R08: 1fe2200001798c91 R09: ff1100000cc90b90
[    9.785492][  T184] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.785703][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009d55900
[    9.785994][  T184] FS:  00007f04f67a8840(0000) GS:ff1100008ab2c000(0000) knlGS:0000000000000000
[    9.786247][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.786422][  T184] CR2: 000056018ca56850 CR3: 000000000d2db005 CR4: 0000000000771ef0
[    9.786633][  T184] PKRU: 55555554
[    9.786739][  T184] Call Trace:
[    9.786924][  T184]  <TASK>
[    9.786998][  T184]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.787170][  T184]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.787323][  T184]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.787428][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.787567][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.787705][  T184]  __dev_notify_flags (net/core/dev.c:9787)
[    9.787928][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.788065][  T184]  ? netif_change_name (net/core/dev.c:1495)
[    9.788210][  T184]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.788348][  T184]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.788521][  T184]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[    9.788696][  T184]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.788930][  T184]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.789078][  T184]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.789222][  T184] veth_newlink (drivers/net/veth.c:1871) veth
[    9.789364][  T184]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.789537][  T184]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.789675][  T184]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.789946][  T184]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.790104][  T184]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.790249][  T184]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.790388][  T184]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.790526][  T184]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.790676][  T184]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.790890][  T184]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.791030][  T184]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.791168][  T184]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.791311][  T184]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.791456][  T184]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.791598][  T184]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.791739][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.791958][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.792098][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.792241][  T184]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.792379][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.792522][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.792661][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.792799][  T184]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.793008][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.793145][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.793290][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.793429][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.793565][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.793707][  T184]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.793929][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.794068][  T184]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.794217][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.794355][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.794497][  T184]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.794636][  T184]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.794773][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.794993][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.795132][  T184]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.795286][  T184]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.795425][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.795564][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.795702][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.795947][  T184]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.796086][  T184]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.796228][  T184]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.796398][  T184]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.796540][  T184]  ___sys_sendmsg (net/socket.c:2752)
[    9.796675][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.796897][  T184]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.797051][  T184]  __sys_sendmsg (net/socket.c:2784)
[    9.797222][  T184]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.797361][  T184]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.797500][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.797642][  T184]  ? 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)
[    9.797784][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.798222][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.798364][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.798503][  T184]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.798640][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.798777][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.799065][  T184] RIP: 0033:0x7f04f69e208e
[    9.799218][  T184] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.799710][  T184] RSP: 002b:00007ffcb9168ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.800037][  T184] RAX: ffffffffffffffda RBX: 00007ffcb9169250 RCX: 00007f04f69e208e
[    9.800248][  T184] RDX: 0000000000000000 RSI: 00007ffcb9168b60 RDI: 0000000000000005
[    9.800455][  T184] RBP: 00007ffcb9168ac0 R08: 0000000000000000 R09: 0000000000000000
[    9.800662][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d3
[    9.800987][  T184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb9169220
| [    9.819296][  T184] ------------[ cut here ]------------
| [    9.819486][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/184
| [    9.819769][  T184] Modules linked in: veth
| [    9.820275][  T184] Tainted: [W]=WARN
[    9.820425][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.820641][  T184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.820967][  T184] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.821494][  T184] RSP: 0018:ffa00000008971b0 EFLAGS: 00010286
[    9.821711][  T184] RAX: 00000000ffffffa6 RBX: ff11000005718740 RCX: 1ff4000000112dfc
[    9.822021][  T184] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057187fc
[    9.822277][  T184] RBP: ff1100000a3fc000 R08: 1fe2200000ae3101 R09: ff1100000cc90b90
[    9.822524][  T184] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.822771][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.823033][  T184] FS:  00007f04f67a8840(0000) GS:ff1100008aaac000(0000) knlGS:0000000000000000
[    9.823325][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.823540][  T184] CR2: 00007f6d03392808 CR3: 000000000d2db005 CR4: 0000000000771ef0
[    9.823787][  T184] PKRU: 55555554
[    9.823945][  T184] Call Trace:
[    9.824092][  T184]  <TASK>
[    9.824215][  T184]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.824405][  T184]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.824556][  T184]  __dev_notify_flags (net/core/dev.c:9787)
[    9.824740][  T184]  ? netif_change_name (net/core/dev.c:1495)
[    9.824932][  T184]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.825113][  T184]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.825304][  T184]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.825488][  T184]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.825674][  T184]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.825865][  T184]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.826047][  T184]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.826243][  T184]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.826429][  T184]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.826611][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.826791][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.826987][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.827167][  T184]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.827356][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.827542][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.827725][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.827921][  T184]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.828104][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.828294][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.828476][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.828659][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.828851][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.829036][  T184]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.829226][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.829411][  T184]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.829600][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.829779][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.829974][  T184]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.830157][  T184]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.830347][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.830529][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.830711][  T184]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.830907][  T184]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.831089][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.831278][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.831461][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.831644][  T184]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.831839][  T184]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.832020][  T184]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.832238][  T184]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.832427][  T184]  ___sys_sendmsg (net/socket.c:2752)
[    9.832608][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.832790][  T184]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.832998][  T184]  __sys_sendmsg (net/socket.c:2784)
[    9.833189][  T184]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.833368][  T184]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.833548][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.833736][  T184]  ? 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)
[    9.833930][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.834113][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.834305][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.834486][  T184]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.834667][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.834862][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.835079][  T184] RIP: 0033:0x7f04f69e208e
[    9.835277][  T184] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.835796][  T184] RSP: 002b:00007ffcb9168ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.836056][  T184] RAX: ffffffffffffffda RBX: 00007ffcb9169250 RCX: 00007f04f69e208e
[    9.836315][  T184] RDX: 0000000000000000 RSI: 00007ffcb9168b60 RDI: 0000000000000005
[    9.836561][  T184] RBP: 00007ffcb9168ac0 R08: 0000000000000000 R09: 0000000000000000
[    9.836807][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d3
[    9.837067][  T184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb9169220
| [    9.888141][  T187] ------------[ cut here ]------------
| [    9.888322][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [    9.888557][  T187] Modules linked in: veth
| [    9.888939][  T187] Tainted: [W]=WARN
[    9.889040][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.889210][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.889380][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.889847][  T187] RSP: 0018:ffa0000000597000 EFLAGS: 00010286
[    9.890009][  T187] RAX: 00000000ffffffa6 RBX: ff110000057198c0 RCX: 1ff40000000b2dc6
[    9.890206][  T187] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000571997c
[    9.890397][  T187] RBP: ff11000008a61000 R08: 1fe2200000ae3331 R09: ff1100000581aea8
[    9.890589][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.890780][  T187] R13: 0000000000000000 R14: ffa0000000597148 R15: ff1100000cd78040
[    9.890978][  T187] FS:  00007fe47dfed840(0000) GS:ff1100008ab2c000(0000) knlGS:0000000000000000
[    9.891212][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.891376][  T187] CR2: 000000000f741988 CR3: 000000000330f003 CR4: 0000000000771ef0
[    9.891570][  T187] PKRU: 55555554
[    9.891665][  T187] Call Trace:
[    9.891762][  T187]  <TASK>
[    9.891832][  T187]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    9.891964][  T187]  __dev_change_net_namespace (net/core/dev.c:12635)
[    9.892123][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.892256][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.892387][  T187]  ? default_device_exit_batch (net/core/dev.c:13091)
[    9.892544][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.892669][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.892797][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.892930][  T187]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.893060][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.893192][  T187]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[    9.893321][  T187]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[    9.893451][  T187]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    9.893581][  T187]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.893710][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.893874][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.894001][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.894129][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.894261][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.894391][  T187]  ? __kernel_text_address (kernel/extable.c:79)
[    9.894518][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.894647][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.894774][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.894907][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.895037][  T187]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.895164][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.895297][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.895425][  T187]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.895553][  T187]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.895682][  T187]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.895810][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.895943][  T187]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.896072][  T187]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.896210][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.896341][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.896470][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.896596][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.896724][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.896856][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.896981][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.897113][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.897246][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.897375][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.897504][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.897633][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.897761][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.897895][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.898024][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.898152][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.898287][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.898414][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.898543][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.898672][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.898802][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.898940][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.899069][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.899204][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.899333][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.899462][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.899590][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.899718][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.899853][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.899980][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.900108][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.900246][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.900376][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.900503][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.900630][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.900787][  T187]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.900921][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.901049][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.901184][  T187]  ___sys_sendmsg (net/socket.c:2752)
[    9.901312][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.901472][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.901613][  T187]  __sys_sendmsg (net/socket.c:2784)
[    9.901741][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.901873][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.902038][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.902166][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.902300][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.902430][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.902558][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.902687][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.902850][  T187] RIP: 0033:0x7fe47e22708e
[    9.902988][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.903450][  T187] RSP: 002b:00007ffe1f93a470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.903644][  T187] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe47e22708e
[    9.903841][  T187] RDX: 0000000000000000 RSI: 00007ffe1f93a520 RDI: 0000000000000005
[    9.904032][  T187] RBP: 00007ffe1f93a480 R08: 0000000000000000 R09: 0000000000000000
[    9.904227][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d3
[    9.904419][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1f93abe0
| [    9.907145][  T187] ------------[ cut here ]------------
| [    9.907284][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [    9.907506][  T187] Modules linked in: veth
| [    9.907893][  T187] Tainted: [W]=WARN
[    9.907992][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.908183][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.908356][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.908841][  T187] RSP: 0018:ffa0000000596fc8 EFLAGS: 00010286
[    9.909006][  T187] RAX: 00000000ffffffa6 RBX: ff110000052a8580 RCX: 1ff40000000b2dbf
[    9.909207][  T187] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052a863c
[    9.909403][  T187] RBP: ff11000008a61000 R08: 1fe2200000a550c9 R09: ff1100000581aea8
[    9.909598][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.909793][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd78040
[    9.909999][  T187] FS:  00007fe47dfed840(0000) GS:ff1100008ab2c000(0000) knlGS:0000000000000000
[    9.910236][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.910401][  T187] CR2: 000000000f741988 CR3: 000000000330f003 CR4: 0000000000771ef0
[    9.910601][  T187] PKRU: 55555554
[    9.910702][  T187] Call Trace:
[    9.910799][  T187]  <TASK>
[    9.910871][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.911004][  T187]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.911138][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.911244][  T187]  __dev_change_net_namespace (net/core/dev.c:12695)
[    9.911408][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.911539][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.911672][  T187]  ? default_device_exit_batch (net/core/dev.c:13091)
[    9.911846][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.911978][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.912112][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.912252][  T187]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.912386][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.912518][  T187]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[    9.912649][  T187]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[    9.912783][  T187]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    9.912922][  T187]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.913057][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.913224][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.913357][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.913493][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.913628][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.913764][  T187]  ? __kernel_text_address (kernel/extable.c:79)
[    9.913905][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.914044][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.914185][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.914320][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.914451][  T187]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.914580][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.914709][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.914845][  T187]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.914975][  T187]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.915123][  T187]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.915265][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.915398][  T187]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.915530][  T187]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.915664][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.915800][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.915941][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.916073][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.916210][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.916339][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.916466][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.916599][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.916729][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.916861][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.917002][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.917138][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.917276][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.917406][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.917535][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.917664][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.917795][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.917930][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.918084][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.918226][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.918359][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.918494][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.918626][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.918758][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.918896][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.919028][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.919160][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.919297][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.919452][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.919582][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.919714][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.919849][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.919981][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.920112][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.920247][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.920407][  T187]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.920539][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.920669][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.920801][  T187]  ___sys_sendmsg (net/socket.c:2752)
[    9.920936][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.921099][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.921249][  T187]  __sys_sendmsg (net/socket.c:2784)
[    9.921381][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.921510][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.921676][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.921807][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.921943][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.922077][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.922214][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.922344][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.922506][  T187] RIP: 0033:0x7fe47e22708e
[    9.922645][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.923121][  T187] RSP: 002b:00007ffe1f93a470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.923323][  T187] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe47e22708e
[    9.923518][  T187] RDX: 0000000000000000 RSI: 00007ffe1f93a520 RDI: 0000000000000005
[    9.923714][  T187] RBP: 00007ffe1f93a480 R08: 0000000000000000 R09: 0000000000000000
[    9.923942][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d3
[    9.924136][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1f93abe0
| [    9.971090][  T188] ------------[ cut here ]------------
| [    9.971264][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/188
| [    9.971494][  T188] Modules linked in: veth
| [    9.971880][  T188] Tainted: [W]=WARN
[    9.971979][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.972144][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.972322][  T188] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.972793][  T188] RSP: 0018:ffa0000000577000 EFLAGS: 00010286
[    9.972966][  T188] RAX: 00000000ffffffa6 RBX: ff110000052a9a80 RCX: 1ff40000000aedc6
[    9.973168][  T188] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052a9b3c
[    9.973371][  T188] RBP: ff1100000a3fc000 R08: 1fe2200000a55369 R09: ff11000005818b68
[    9.973573][  T188] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.973773][  T188] R13: 0000000000000000 R14: ffa0000000577148 R15: ff1100000cd79d40
[    9.973982][  T188] FS:  00007f889fb98840(0000) GS:ff1100008ab2c000(0000) knlGS:0000000000000000
[    9.974229][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.974403][  T188] CR2: 000056018ca45280 CR3: 000000000330f006 CR4: 0000000000771ef0
[    9.974608][  T188] PKRU: 55555554
[    9.974710][  T188] Call Trace:
[    9.974819][  T188]  <TASK>
[    9.974890][  T188]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    9.975029][  T188]  __dev_change_net_namespace (net/core/dev.c:12635)
[    9.975203][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.975339][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.975471][  T188]  ? default_device_exit_batch (net/core/dev.c:13091)
[    9.975633][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.975763][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.975909][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.976044][  T188]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.976180][  T188]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.976312][  T188]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[    9.976441][  T188]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[    9.976572][  T188]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    9.976705][  T188]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.976842][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.977009][  T188]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.977144][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.977280][  T188]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.977410][  T188]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.977545][  T188]  ? __kernel_text_address (kernel/extable.c:79)
[    9.977675][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.977809][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.977946][  T188]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.978080][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.978218][  T188]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.978348][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.978485][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.978616][  T188]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.978745][  T188]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.978881][  T188]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.979009][  T188]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.979141][  T188]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.979278][  T188]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.979409][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.979546][  T188]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.979682][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.979809][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.980120][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.980283][  T188]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.980417][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.980550][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.980677][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.980807][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.981021][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.981161][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.981298][  T188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.981429][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.981559][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.981689][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.981896][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.982026][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.982158][  T188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.982294][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.982424][  T188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.982561][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.982699][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.982911][  T188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.983044][  T188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.983173][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.983308][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.983440][  T188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.983574][  T188]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.983707][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.983913][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.984080][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.984217][  T188]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.984354][  T188]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.984491][  T188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.984652][  T188]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.984785][  T188]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.985009][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.985143][  T188]  ___sys_sendmsg (net/socket.c:2752)
[    9.985280][  T188]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.985445][  T188]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.985590][  T188]  __sys_sendmsg (net/socket.c:2784)
[    9.985722][  T188]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.985944][  T188]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.986112][  T188]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.986248][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.986378][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.986509][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.986639][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.986769][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.986956][  T188] RIP: 0033:0x7f889fdd208e
[    9.987094][  T188] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.987562][  T188] RSP: 002b:00007ffef82ca090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.987762][  T188] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f889fdd208e
[    9.987961][  T188] RDX: 0000000000000000 RSI: 00007ffef82ca140 RDI: 0000000000000005
[    9.988159][  T188] RBP: 00007ffef82ca0a0 R08: 0000000000000000 R09: 0000000000000000
[    9.988366][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d3
[    9.988562][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef82ca800
| [    9.991191][  T188] ------------[ cut here ]------------
| [    9.991330][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/188
| [    9.991557][  T188] Modules linked in: veth
| [    9.991935][  T188] Tainted: [W]=WARN
[    9.992035][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.992213][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.992388][  T188] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.992861][  T188] RSP: 0018:ffa0000000576fc8 EFLAGS: 00010286
[    9.993027][  T188] RAX: 00000000ffffffa6 RBX: ff11000009efe740 RCX: 1ff40000000aedbf
[    9.993230][  T188] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009efe7fc
[    9.993426][  T188] RBP: ff1100000a3fc000 R08: 1fe22000013dfd01 R09: ff11000005818b68
[    9.993625][  T188] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.993830][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd79d40
[    9.994030][  T188] FS:  00007f889fb98840(0000) GS:ff1100008ab2c000(0000) knlGS:0000000000000000
[    9.994266][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.994433][  T188] CR2: 000056018ca45280 CR3: 000000000330f006 CR4: 0000000000771ef0
[    9.994661][  T188] PKRU: 55555554
[    9.994761][  T188] Call Trace:
[    9.994863][  T188]  <TASK>
[    9.994935][  T188]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.995068][  T188]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.995207][  T188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.995309][  T188]  __dev_change_net_namespace (net/core/dev.c:12695)
[    9.995476][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.995608][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.995740][  T188]  ? default_device_exit_batch (net/core/dev.c:13091)
[    9.995910][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.996042][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.996175][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.996311][  T188]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.996446][  T188]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.996580][  T188]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[    9.996712][  T188]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[    9.996855][  T188]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    9.996994][  T188]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.997127][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.997299][  T188]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.997431][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.997565][  T188]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.997697][  T188]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.997858][  T188]  ? __kernel_text_address (kernel/extable.c:79)
[    9.997997][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.998132][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.998273][  T188]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.998410][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.998543][  T188]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.998676][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.998809][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.998948][  T188]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.999084][  T188]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.999229][  T188]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.999374][  T188]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.999516][  T188]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.999649][  T188]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.999785][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.999929][  T188]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.000067][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.000206][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.000337][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.000470][  T188]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.000600][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.000734][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.000869][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.001004][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.001137][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.001276][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.001408][  T188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.001543][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.001677][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.001818][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.001954][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.002085][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.002221][  T188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.002355][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.002491][  T188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.002635][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.002769][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.002908][  T188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.003041][  T188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.003173][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.003311][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.003443][  T188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.003579][  T188]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.003712][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.003850][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.003981][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.004116][  T188]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.004268][  T188]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.004408][  T188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.004579][  T188]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.004713][  T188]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.004882][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.005027][  T188]  ___sys_sendmsg (net/socket.c:2752)
[   10.005166][  T188]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.005340][  T188]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.005493][  T188]  __sys_sendmsg (net/socket.c:2784)
[   10.005629][  T188]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.005764][  T188]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.005940][  T188]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.006077][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.006222][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.006360][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.006498][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.006631][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.006799][  T188] RIP: 0033:0x7f889fdd208e
[   10.006948][  T188] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.007440][  T188] RSP: 002b:00007ffef82ca090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.007650][  T188] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f889fdd208e
[   10.007855][  T188] RDX: 0000000000000000 RSI: 00007ffef82ca140 RDI: 0000000000000005
[   10.008060][  T188] RBP: 00007ffef82ca0a0 R08: 0000000000000000 R09: 0000000000000000
[   10.008271][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d3
[   10.008478][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef82ca800
| [   10.146408][  T201] ------------[ cut here ]------------
| [   10.146588][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/201
| [   10.146848][  T201] Modules linked in: veth
| [   10.147251][  T201] Tainted: [W]=WARN
[   10.147356][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.147534][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.147717][  T201] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.148218][  T201] RSP: 0018:ffa0000000897030 EFLAGS: 00010286
[   10.148397][  T201] RAX: 00000000ffffffa6 RBX: ff11000009a003c0 RCX: 1ff4000000112dcc
[   10.148607][  T201] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a0047c
[   10.148810][  T201] RBP: ff11000008a61000 R08: 1fe2200001340091 R09: ff1100000c1e8b68
[   10.149085][  T201] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.149298][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a61ce1
[   10.149504][  T201] FS:  00007fbf90bba840(0000) GS:ff1100008ab2c000(0000) knlGS:0000000000000000
[   10.149749][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.149929][  T201] CR2: 000000001eaab988 CR3: 000000000c023006 CR4: 0000000000771ef0
[   10.150139][  T201] PKRU: 55555554
[   10.150249][  T201] Call Trace:
[   10.150354][  T201]  <TASK>
[   10.150426][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.150570][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.150678][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.150825][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[   10.150969][  T201]  ? netif_change_name (net/core/dev.c:1495)
[   10.151108][  T201]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.151251][  T201]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.151390][  T201]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.151536][  T201]  netif_change_flags (net/core/dev.c:9820)
[   10.151674][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.151820][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.151963][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.152134][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.152276][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.152413][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.152554][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.152693][  T201]  ? __kernel_text_address (kernel/extable.c:79)
[   10.152836][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.152974][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.153110][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.153252][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.153388][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.153526][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.153663][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.153805][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.153948][  T201]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.154085][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.154226][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.154365][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.154506][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.154647][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.154795][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.154937][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.155073][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.155217][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.155354][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.155496][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.155633][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.155770][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.155912][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.156050][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.156190][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.156327][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.156464][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.156602][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.156742][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.156883][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.157021][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.157160][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.157302][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.157444][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.157580][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.157720][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.157862][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.157999][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.158136][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.158280][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.158420][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.158556][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.158694][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.158839][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.158977][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.159118][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.159260][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.159430][  T201]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.159569][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.159705][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.159848][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   10.159983][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.160155][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.160318][  T201]  __sys_sendmsg (net/socket.c:2784)
[   10.160455][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.160591][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.160779][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.160923][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.161062][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.161204][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.161342][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.161480][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.161649][  T201] RIP: 0033:0x7fbf90df408e
[   10.161794][  T201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.162301][  T201] RSP: 002b:00007ffe372045e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.162509][  T201] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbf90df408e
[   10.162715][  T201] RDX: 0000000000000000 RSI: 00007ffe37204690 RDI: 0000000000000005
[   10.162925][  T201] RBP: 00007ffe372045f0 R08: 0000000000000000 R09: 0000000000000000
[   10.163131][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d3
[   10.163338][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe37204d50
| [   10.383742][  T219] ------------[ cut here ]------------
| [   10.384065][  T219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/219
| [   10.384462][  T219] Modules linked in: veth
| [   10.385134][  T219] Tainted: [W]=WARN
[   10.385337][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.385630][  T219] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.385959][  T219] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.386705][  T219] RSP: 0018:ffa0000000627030 EFLAGS: 00010286
[   10.387152][  T219] RAX: 00000000ffffffa6 RBX: ff1100000c85dc40 RCX: 1ff40000000c4dcc
[   10.387665][  T219] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c85dcfc
[   10.388174][  T219] RBP: ff1100000a3fc000 R08: 1fe220000190bba1 R09: ff1100000c81d1e8
[   10.388607][  T219] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.388950][  T219] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3fcce1
[   10.389295][  T219] FS:  00007fd57e6ad840(0000) GS:ff1100008aaac000(0000) knlGS:0000000000000000
[   10.389695][  T219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.389996][  T219] CR2: 000000000eb84988 CR3: 000000000d164003 CR4: 0000000000771ef0
[   10.390332][  T219] PKRU: 55555554
[   10.390523][  T219] Call Trace:
[   10.390716][  T219]  <TASK>
[   10.390881][  T219]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.391128][  T219]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.391334][  T219]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.391575][  T219]  __dev_notify_flags (net/core/dev.c:9787)
[   10.391834][  T219]  ? netif_change_name (net/core/dev.c:1495)
[   10.392077][  T219]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.392326][  T219]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.392569][  T219]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.392886][  T219]  netif_change_flags (net/core/dev.c:9820)
[   10.393129][  T219]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.393382][  T219]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.393627][  T219]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.393922][  T219]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.394170][  T219]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.394416][  T219]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.394654][  T219]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.394911][  T219]  ? __kernel_text_address (kernel/extable.c:79)
[   10.395170][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.395427][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.395668][  T219]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.395926][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.396169][  T219]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.396418][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.396659][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.396920][  T219]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.397163][  T219]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.397412][  T219]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.397654][  T219]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.397911][  T219]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.398159][  T219]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.398429][  T219]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.398673][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.398928][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.399174][  T219]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.399427][  T219]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.399674][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.399936][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.400187][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.400431][  T219]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.400669][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.400923][  T219]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.401167][  T219]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.401422][  T219]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.401661][  T219]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.401917][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.402161][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.402407][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.402649][  T219]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.402905][  T219]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.403149][  T219]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.403409][  T219]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.403649][  T219]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.403912][  T219]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.404168][  T219]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.404425][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.404670][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.404932][  T219]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.405187][  T219]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.405428][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.405672][  T219]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.405936][  T219]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.406195][  T219]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.406440][  T219]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.406684][  T219]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.406989][  T219]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.407257][  T219]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.407503][  T219]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.407749][  T219]  ___sys_sendmsg (net/socket.c:2752)
[   10.408011][  T219]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.408309][  T219]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.408576][  T219]  __sys_sendmsg (net/socket.c:2784)
[   10.408840][  T219]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.409080][  T219]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.409384][  T219]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.409628][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.409897][  T219]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.410141][  T219]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.410396][  T219]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.410675][  T219]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.410986][  T219] RIP: 0033:0x7fd57e8e708e
[   10.411248][  T219] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.412000][  T219] RSP: 002b:00007fff7fba4f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.412353][  T219] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd57e8e708e
[   10.412693][  T219] RDX: 0000000000000000 RSI: 00007fff7fba5040 RDI: 0000000000000005
[   10.413049][  T219] RBP: 00007fff7fba4fa0 R08: 0000000000000000 R09: 0000000000000000
[   10.413395][  T219] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d3
[   10.413738][  T219] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7fba5700
| [   10.417678][  T102] ------------[ cut here ]------------
| [   10.418569][  T102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/102
| [   10.419052][  T102] Modules linked in: veth
| [   10.420009][  T102] Tainted: [W]=WARN
[   10.420209][  T102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.420492][  T102] Workqueue: events_unbound linkwatch_event
[   10.420804][  T102] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.421178][  T102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.421918][  T102] RSP: 0018:ffa00000006479e0 EFLAGS: 00010286
[   10.422236][  T102] RAX: 00000000ffffffa6 RBX: ff1100000c85d1c0 RCX: 1ff40000000c8f02
[   10.422568][  T102] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c85d27c
[   10.422921][  T102] RBP: ff1100000a3fc000 R08: 1fe220000190ba51 R09: ff1100000c1eaef8
[   10.423274][  T102] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.423612][  T102] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.423969][  T102] FS:  0000000000000000(0000) GS:ff1100008aaac000(0000) knlGS:0000000000000000
[   10.424368][  T102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.424663][  T102] CR2: 000000000eb84988 CR3: 000000002c339004 CR4: 0000000000771ef0
[   10.425016][  T102] PKRU: 55555554
[   10.425215][  T102] Call Trace:
[   10.425412][  T102]  <TASK>
[   10.425566][  T102]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.425808][  T102]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.426070][  T102]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.426306][  T102]  netif_state_change (net/core/dev.c:1605)
[   10.426561][  T102]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.426870][  T102]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.427112][  T102]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.427367][  T102]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.427621][  T102]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.427878][  T102]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.428129][  T102]  process_one_work (kernel/workqueue.c:3314)
[   10.428414][  T102]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.428654][  T102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.428928][  T102]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.429177][  T102]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.429426][  T102]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.429676][  T102]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.429933][  T102]  kthread (kernel/kthread.c:436)
[   10.430132][  T102]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.430424][  T102]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.430666][  T102]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.430927][  T102]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.431220][  T102]  ? trace_x86_fpu_regs_deactivated (./arch/x86/include/asm/trace/fpu.h:52 (discriminator 22))
[   10.431506][  T102]  ? save_fpregs_to_fpstate (arch/x86/kernel/fpu/core.c:144)
[   10.431754][  T102]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.432011][  T102]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.432261][  T102]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.435299][  T102] ------------[ cut here ]------------
| [   10.435435][  T102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/102
| [   10.435673][  T102] Modules linked in: veth
| [   10.436058][  T102] Tainted: [W]=WARN
[   10.436149][  T102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.436304][  T102] Workqueue: events_unbound linkwatch_event
[   10.436462][  T102] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.436622][  T102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.437060][  T102] RSP: 0018:ffa00000006479e0 EFLAGS: 00010286
[   10.437215][  T102] RAX: 00000000ffffffa6 RBX: ff1100000c85c3c0 RCX: 1ff40000000c8f02
[   10.437396][  T102] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c85c47c
[   10.437612][  T102] RBP: ff11000008a61000 R08: 1fe220000190b891 R09: ff1100000c1eaef8
[   10.437789][  T102] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.437974][  T102] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.438152][  T102] FS:  0000000000000000(0000) GS:ff1100008a9ac000(0000) knlGS:0000000000000000
[   10.438367][  T102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.438518][  T102] CR2: 0000560194cf9478 CR3: 00000000099d9005 CR4: 0000000000771ef0
[   10.438712][  T102] PKRU: 55555554
[   10.438804][  T102] Call Trace:
[   10.438903][  T102]  <TASK>
[   10.438967][  T102]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.439088][  T102]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.439220][  T102]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.439314][  T102]  netif_state_change (net/core/dev.c:1605)
[   10.439437][  T102]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.439600][  T102]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.439722][  T102]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.439850][  T102]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.439974][  T102]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.440095][  T102]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.440220][  T102]  process_one_work (kernel/workqueue.c:3314)
[   10.440344][  T102]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.440465][  T102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.440594][  T102]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.440717][  T102]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.440844][  T102]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.440968][  T102]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.441099][  T102]  kthread (kernel/kthread.c:436)
[   10.441202][  T102]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.441351][  T102]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.441479][  T102]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.441601][  T102]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.441752][  T102]  ? trace_x86_fpu_regs_deactivated (./arch/x86/include/asm/trace/fpu.h:52 (discriminator 22))
[   10.441909][  T102]  ? save_fpregs_to_fpstate (arch/x86/kernel/fpu/core.c:144)
[   10.442031][  T102]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.442151][  T102]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.442287][  T102]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.855263][   T12] ------------[ cut here ]------------
| [   11.855471][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   11.855781][   T12] Modules linked in: nf_conntrack_netlink xt_REDIRECT tcp_diag inet_diag nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xt_tcpudp nft_compat nf_tables x_tables veth
| [   11.856606][   T12] Tainted: [W]=WARN
[   11.856703][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.856875][   T12] Workqueue: netns cleanup_net
[   11.857041][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.857214][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.857659][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   11.857827][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bc2fa80 RCX: 1ff4000000018eaf
[   11.858017][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bc2fb3c
[   11.858213][   T12] RBP: ff11000008a61000 R08: 1fe2200001785f69 R09: ff11000001afd260
[   11.858399][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   11.858587][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3fc000
[   11.858776][   T12] FS:  0000000000000000(0000) GS:ff1100008aa2c000(0000) knlGS:0000000000000000
[   11.859006][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.859165][   T12] CR2: 00007f25afb94000 CR3: 000000002c339004 CR4: 0000000000771ef0
[   11.859357][   T12] PKRU: 55555554
[   11.859453][   T12] Call Trace:
[   11.859549][   T12]  <TASK>
[   11.859617][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.859748][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.859855][   T12]  netif_close_many (net/core/dev.c:1804)
[   11.859988][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.860122][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.860262][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.860389][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   11.860517][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   11.860672][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   11.860801][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   11.860978][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.861109][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.861276][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.861405][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.861530][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.861687][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   11.861856][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.861985][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   11.862109][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.862242][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.862367][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.862493][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.862621][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.862749][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   11.862907][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.863041][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.863167][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.863298][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.863426][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.863549][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.863675][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.863808][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.863965][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.864095][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.864230][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.864354][   T12]  kthread (kernel/kthread.c:436)
[   11.864450][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.864606][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.864733][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.864871][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.865033][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.865161][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.865292][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.867901][   T12] ------------[ cut here ]------------
| [   11.868030][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   11.868278][   T12] Modules linked in: nf_conntrack_netlink xt_REDIRECT tcp_diag inet_diag nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xt_tcpudp nft_compat nf_tables x_tables veth
| [   11.869062][   T12] Tainted: [W]=WARN
[   11.869158][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.869315][   T12] Workqueue: netns cleanup_net
[   11.869445][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.869609][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.870076][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   11.870236][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bc2e740 RCX: 1ff4000000018eaf
[   11.870425][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bc2e7fc
[   11.870619][   T12] RBP: ff1100000a3fc000 R08: 1fe2200001785d01 R09: ff11000001afd260
[   11.870807][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   11.871001][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007d41000
[   11.871197][   T12] FS:  0000000000000000(0000) GS:ff1100008aa2c000(0000) knlGS:0000000000000000
[   11.871416][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.871575][   T12] CR2: 00007f25afb94000 CR3: 000000002c339004 CR4: 0000000000771ef0
[   11.871765][   T12] PKRU: 55555554
[   11.871866][   T12] Call Trace:
[   11.871962][   T12]  <TASK>
[   11.872029][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.872160][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.872294][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.872393][   T12]  netif_close_many (net/core/dev.c:1804)
[   11.872520][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.872645][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.872773][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.872904][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   11.873033][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   11.873191][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   11.873322][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   11.873486][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.873616][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.873774][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.873907][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.874049][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.874216][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   11.874349][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.874479][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   11.874607][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.874734][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.874869][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.874995][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.875126][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.875259][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   11.875386][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.875515][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.875641][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.875784][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.875919][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.876047][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.876176][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.876311][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.876436][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.876569][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.876700][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.876829][   T12]  kthread (kernel/kthread.c:436)
[   11.876925][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.877082][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.877216][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.877347][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.877504][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.877631][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.877756][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.880900][   T12] ------------[ cut here ]------------
| [   11.881046][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   11.881324][   T12] Modules linked in: nf_conntrack_netlink xt_REDIRECT tcp_diag inet_diag nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xt_tcpudp nft_compat nf_tables x_tables veth
| [   11.882071][   T12] Tainted: [W]=WARN
[   11.882223][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.882400][   T12] Workqueue: netns cleanup_net
[   11.882536][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.882705][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.883178][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   11.883349][   T12] RAX: 00000000ffffffa6 RBX: ff110000095b43c0 RCX: 1ff4000000018eaf
[   11.883536][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095b447c
[   11.883720][   T12] RBP: ff11000007d41000 R08: 1fe22000012b6891 R09: ff11000001afd260
[   11.883915][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   11.884101][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   11.884293][   T12] FS:  0000000000000000(0000) GS:ff1100008aa2c000(0000) knlGS:0000000000000000
[   11.884513][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.884671][   T12] CR2: 00007f25afb94000 CR3: 000000002c339004 CR4: 0000000000771ef0
[   11.884871][   T12] PKRU: 55555554
[   11.884969][   T12] Call Trace:
[   11.885065][   T12]  <TASK>
[   11.885134][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.885268][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.885398][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.885497][   T12]  netif_close_many (net/core/dev.c:1804)
[   11.885624][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.885747][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.885880][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.886006][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   11.886134][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   11.886296][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   11.886423][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   11.886582][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.886710][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.886873][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.886999][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.887122][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.887282][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   11.887410][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.887535][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   11.887665][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.887791][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.887921][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.888047][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.888175][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.888307][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   11.888432][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.888560][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.888688][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.888810][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.888944][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.889068][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.889197][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.889327][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.889456][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.889590][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.889727][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.889858][   T12]  kthread (kernel/kthread.c:436)
[   11.889956][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.890116][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.890247][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.890377][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.890536][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.890667][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.890793][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.893584][   T12] ------------[ cut here ]------------
| [   11.893728][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   11.893995][   T12] Modules linked in: nf_conntrack_netlink xt_REDIRECT tcp_diag inet_diag nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xt_tcpudp nft_compat nf_tables x_tables veth
| [   11.894717][   T12] Tainted: [W]=WARN
[   11.894810][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.894969][   T12] Workqueue: netns cleanup_net
[   11.895096][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.895257][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.895697][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   11.895860][   T12] RAX: 00000000ffffffa6 RBX: ff110000095b5c40 RCX: 1ff4000000018ed5
[   11.896040][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095b5cfc
[   11.896227][   T12] RBP: ff11000008a61000 R08: 1fe22000012b6ba1 R09: ff11000001afd260
[   11.896413][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.896593][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.896773][   T12] FS:  0000000000000000(0000) GS:ff1100008a9ac000(0000) knlGS:0000000000000000
[   11.896986][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.897139][   T12] CR2: 00007ffc2eba4e68 CR3: 0000000009a3d002 CR4: 0000000000771ef0
[   11.897329][   T12] PKRU: 55555554
[   11.897419][   T12] Call Trace:
[   11.897508][   T12]  <TASK>
[   11.897572][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.897728][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.897884][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.898009][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.898130][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.898291][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.898413][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   11.898533][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.898658][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.898782][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.898916][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.899045][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.899173][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   11.899299][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.899428][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.899554][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.899679][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.899808][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.899939][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.900065][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.900193][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.900319][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.900451][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.900580][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.900705][   T12]  kthread (kernel/kthread.c:436)
[   11.900800][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.900954][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.901077][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.901223][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.901375][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.901496][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.901618][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.904272][   T12] ------------[ cut here ]------------
| [   11.904401][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   11.904646][   T12] Modules linked in: nf_conntrack_netlink xt_REDIRECT tcp_diag inet_diag nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xt_tcpudp nft_compat nf_tables x_tables veth
| [   11.905400][   T12] Tainted: [W]=WARN
[   11.905496][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.905651][   T12] Workqueue: netns cleanup_net
[   11.905779][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.905948][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.906396][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   11.906552][   T12] RAX: 00000000ffffffa6 RBX: ff11000005718740 RCX: 1ff4000000018ed5
[   11.906736][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057187fc
[   11.906932][   T12] RBP: ff1100000a3fc000 R08: 1fe2200000ae3101 R09: ff11000001afd260
[   11.907117][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.907306][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.907493][   T12] FS:  0000000000000000(0000) GS:ff1100008a9ac000(0000) knlGS:0000000000000000
[   11.907711][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.907873][   T12] CR2: 00007ffc2eba4e68 CR3: 0000000009a3d002 CR4: 0000000000771ef0
[   11.908060][   T12] PKRU: 55555554
[   11.908152][   T12] Call Trace:
[   11.908248][   T12]  <TASK>
[   11.908314][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.908477][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.908631][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.908756][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.908885][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.909047][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.909171][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   11.909297][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.909422][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.909548][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.909672][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.909799][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.909935][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   11.910059][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.910190][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.910316][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.910440][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.910566][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.910690][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.910823][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.910953][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.911078][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.911215][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.911347][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.911471][   T12]  kthread (kernel/kthread.c:436)
[   11.911564][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.911718][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.911850][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.911975][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.912132][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.912261][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.912386][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.921653][   T12] ------------[ cut here ]------------
| [   11.921780][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   11.922614][   T12] Modules linked in: nf_conntrack_netlink xt_REDIRECT tcp_diag inet_diag nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xt_tcpudp nft_compat nf_tables x_tables veth
| [   11.923394][   T12] Tainted: [W]=WARN
[   11.923492][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.923648][   T12] Workqueue: netns cleanup_net
[   11.923777][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.923995][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.924484][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   11.924635][   T12] RAX: 00000000ffffffa6 RBX: ff110000052a98c0 RCX: 1ff4000000018ed5
[   11.924866][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052a997c
[   11.925048][   T12] RBP: ff11000007d41000 R08: 1fe2200000a55331 R09: ff11000001afd260
[   11.925241][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.925423][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.925608][   T12] FS:  0000000000000000(0000) GS:ff1100008a9ac000(0000) knlGS:0000000000000000
[   11.925872][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.926022][   T12] CR2: 00007ffc2eba4e68 CR3: 0000000009a3d002 CR4: 0000000000771ef0
[   11.926220][   T12] PKRU: 55555554
[   11.926311][   T12] Call Trace:
[   11.926401][   T12]  <TASK>
[   11.926465][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.926624][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.926776][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.926948][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.927071][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.927235][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.927358][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   11.927483][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.927605][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.927728][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.927899][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.928025][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.928151][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   11.928275][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.928400][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.928523][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.928643][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.928766][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.928934][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.929059][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.929191][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.929314][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.929443][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.929572][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.929692][   T12]  kthread (kernel/kthread.c:436)
[   11.929787][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.929988][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.930118][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.930248][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.930400][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.930520][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


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