======================================
| xx__-> [    9.798480][  T184] ------------[ cut here ]------------
| [    9.798707][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/184
| [    9.798989][  T184] Modules linked in:
| [    9.799431][  T184] Tainted: [W]=WARN
[    9.799578][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.799844][  T184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.800113][  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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.800702][  T184] RSP: 0018:ffa0000000917ab0 EFLAGS: 00010286
[    9.800894][  T184] RAX: 00000000ffffffa6 RBX: ff1100000c896c80 RCX: 1ff4000000122f1c
[    9.801101][  T184] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c896d38
[    9.801314][  T184] RBP: ff1100000a21c000 R08: 1fe2200001912da8 R09: ff11000008fd0b80
[    9.801524][  T184] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.801736][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a21c000
[    9.801950][  T184] FS:  00007f721729b840(0000) GS:ff11000087743000(0000) knlGS:0000000000000000
[    9.802202][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.802372][  T184] CR2: 0000000000479648 CR3: 000000000d8af005 CR4: 0000000000771ef0
[    9.802574][  T184] PKRU: 55555554
[    9.802681][  T184] Call Trace:
[    9.802781][  T184]  <TASK>
[    9.802857][  T184]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.803005][  T184]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.803156][  T184]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.803261][  T184]  register_netdevice (net/core/dev.c:11488)
[    9.803398][  T184]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.803569][  T184]  register_netdev (net/core/dev.c:11552)
[    9.803711][  T184]  loopback_net_init (drivers/net/loopback.c:218)
[    9.803855][  T184]  ops_init (net/core/net_namespace.c:137)
[    9.803962][  T184]  setup_net (net/core/net_namespace.c:446)
[    9.804066][  T184]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.804202][  T184]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.804338][  T184]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.804477][  T184]  copy_net_ns (net/core/net_namespace.c:579)
[    9.804613][  T184]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.804758][  T184]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.804900][  T184]  ksys_unshare (kernel/fork.c:3243)
[    9.805037][  T184]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.805175][  T184]  ? __ia32_sys_open (fs/open.c:1374)
[    9.805337][  T184]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.805468][  T184]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.805600][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.805752][  T184]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.805907][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.806043][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.806213][  T184] RIP: 0033:0x7f721755dbcb
[    9.806358][  T184] 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
[    9.806854][  T184] RSP: 002b:00007ffe871a0818 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.807060][  T184] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f721755dbcb
[    9.807263][  T184] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.807467][  T184] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.807695][  T184] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe871a2a40
[    9.807898][  T184] R13: 0000000000000001 R14: 00007f721729b6f8 R15: 00007ffe871a36d5
| [    9.843133][  T185] ------------[ cut here ]------------
| [    9.843305][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [    9.843543][  T185] Modules linked in:
| [    9.843936][  T185] Tainted: [W]=WARN
[    9.844038][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.844207][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.844387][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.845501][  T185] RSP: 0018:ffa0000000927030 EFLAGS: 00010286
[    9.845682][  T185] RAX: 00000000ffffffa6 RBX: ff1100000c897a80 RCX: 1ff4000000124dcc
[    9.846010][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c897b38
[    9.846206][  T185] RBP: ff1100000a21c000 R08: 1fe2200001912f68 R09: ff1100000d948b58
[    9.846400][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.846591][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a21ccd1
[    9.846793][  T185] FS:  00007f27bf408840(0000) GS:ff11000087743000(0000) knlGS:0000000000000000
[    9.847121][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.847290][  T185] CR2: 0000000026483988 CR3: 000000000d918001 CR4: 0000000000771ef0
[    9.847491][  T185] PKRU: 55555554
[    9.847593][  T185] Call Trace:
[    9.847722][  T185]  <TASK>
[    9.847793][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.848006][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.848105][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.848236][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.848367][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.848513][  T185]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.848668][  T185]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.848803][  T185]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.848949][  T185]  netif_change_flags (net/core/dev.c:9820)
[    9.849079][  T185]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.849220][  T185]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.849355][  T185]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.849530][  T185]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.849672][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.849809][  T185]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.849950][  T185]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.850106][  T185]  ? __kernel_text_address (kernel/extable.c:79)
[    9.850237][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.850369][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.850500][  T185]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.850648][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.850783][  T185]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.850926][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.851060][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.851195][  T185]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.851330][  T185]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.851475][  T185]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.851603][  T185]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.851739][  T185]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.851880][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.852013][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.852148][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.852280][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.852409][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.852538][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.852674][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.852806][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.852942][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.853071][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.853201][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.853355][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.853489][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.853653][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.853790][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.853926][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.854059][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.854189][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.854319][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.854470][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.854602][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.854768][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.854910][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.855044][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.855211][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.855342][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.855473][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.855604][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.855742][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.855881][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.856021][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.856155][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.856319][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.856450][  T185]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.856582][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.856720][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.856856][  T185]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.857021][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.857166][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.857300][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.857430][  T185]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.857596][  T185]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.857733][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.857870][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.858012][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.858174][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.858309][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.858472][  T185] RIP: 0033:0x7f27bf64208e
[    9.858611][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.859115][  T185] RSP: 002b:00007ffddb9590f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.859312][  T185] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f27bf64208e
[    9.859515][  T185] RDX: 0000000000000000 RSI: 00007ffddb9591a0 RDI: 0000000000000005
[    9.859713][  T185] RBP: 00007ffddb959100 R08: 0000000000000000 R09: 0000000000000000
[    9.859916][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da40
[    9.860114][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddb959870
| [    9.991076][  T189] ------------[ cut here ]------------
| [    9.991261][  T189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/189
| [    9.991497][  T189] Modules linked in:
| [    9.991887][  T189] Tainted: [W]=WARN
[    9.991990][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.992161][  T189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.992336][  T189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.992833][  T189] RSP: 0018:ffa0000000967ab0 EFLAGS: 00010286
[    9.993013][  T189] RAX: 00000000ffffffa6 RBX: ff1100000bc2a900 RCX: 1ff400000012cf1c
[    9.993217][  T189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc2a9b8
[    9.993415][  T189] RBP: ff1100000a2d1000 R08: 1fe2200001785538 R09: ff1100000d972e80
[    9.993610][  T189] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.993812][  T189] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2d1000
[    9.994019][  T189] FS:  00007fe46c4af840(0000) GS:ff11000087743000(0000) knlGS:0000000000000000
[    9.994257][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.994423][  T189] CR2: 00007fe46c6b6430 CR3: 000000000d8b7001 CR4: 0000000000771ef0
[    9.994621][  T189] PKRU: 55555554
[    9.994727][  T189] Call Trace:
[    9.994831][  T189]  <TASK>
[    9.994906][  T189]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.995064][  T189]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.995212][  T189]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.995314][  T189]  register_netdevice (net/core/dev.c:11488)
[    9.995449][  T189]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.995616][  T189]  register_netdev (net/core/dev.c:11552)
[    9.995754][  T189]  loopback_net_init (drivers/net/loopback.c:218)
[    9.995895][  T189]  ops_init (net/core/net_namespace.c:137)
[    9.995998][  T189]  setup_net (net/core/net_namespace.c:446)
[    9.996099][  T189]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.996230][  T189]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.996363][  T189]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.996497][  T189]  copy_net_ns (net/core/net_namespace.c:579)
[    9.996631][  T189]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.996772][  T189]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.996912][  T189]  ksys_unshare (kernel/fork.c:3243)
[    9.997048][  T189]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.997198][  T189]  ? __ia32_sys_open (fs/open.c:1374)
[    9.997335][  T189]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.997465][  T189]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.997598][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.997735][  T189]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.997875][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.998008][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.998174][  T189] RIP: 0033:0x7fe46c771bcb
[    9.998314][  T189] 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
[    9.998783][  T189] RSP: 002b:00007fffc5f5cfd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.999001][  T189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe46c771bcb
[    9.999194][  T189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.999400][  T189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.999593][  T189] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffc5f5f200
[    9.999790][  T189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc5f5f6d5
| [   10.030817][  T191] ------------[ cut here ]------------
| [   10.031002][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/191
| [   10.031233][  T191] Modules linked in:
| [   10.031607][  T191] Tainted: [W]=WARN
[   10.031717][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.031890][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.032063][  T191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.032530][  T191] RSP: 0018:ffa0000000977030 EFLAGS: 00010286
[   10.032701][  T191] RAX: 00000000ffffffa6 RBX: ff1100000bc2a200 RCX: 1ff400000012edcc
[   10.032896][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc2a2b8
[   10.033089][  T191] RBP: ff1100000a2d1000 R08: 1fe2200001785458 R09: ff1100000d9c8b58
[   10.033283][  T191] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.033477][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2d1cd1
[   10.033677][  T191] FS:  00007f753f557840(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[   10.033909][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.034074][  T191] CR2: 0000000002154988 CR3: 000000000d99e006 CR4: 0000000000771ef0
[   10.034269][  T191] PKRU: 55555554
[   10.034370][  T191] Call Trace:
[   10.034467][  T191]  <TASK>
[   10.034535][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.034673][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.034774][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.034912][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[   10.035043][  T191]  ? netif_change_name (net/core/dev.c:1495)
[   10.035173][  T191]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.035304][  T191]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.035434][  T191]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.035566][  T191]  netif_change_flags (net/core/dev.c:9820)
[   10.035700][  T191]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.035838][  T191]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.035967][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.036130][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.036260][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.036391][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.036520][  T191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.036656][  T191]  ? __kernel_text_address (kernel/extable.c:79)
[   10.036788][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.036980][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.037177][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.037309][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.037439][  T191]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.037570][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.037705][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.037914][  T191]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.038045][  T191]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.038176][  T191]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.038306][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.038438][  T191]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.038571][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.038709][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.038846][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.038976][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.039106][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.039239][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.039371][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.039505][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.039639][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.039769][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.039905][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.040038][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.040167][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.040296][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.040428][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.040557][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.040695][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.040829][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.040963][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.041093][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.041222][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.041353][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.041483][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.041614][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.041748][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.041885][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.042015][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.042145][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.042276][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.042410][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.042540][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.042675][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.042842][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[   10.042972][  T191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.043102][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.043232][  T191]  ___sys_sendmsg (net/socket.c:2752)
[   10.043363][  T191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.043525][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.043671][  T191]  __sys_sendmsg (net/socket.c:2784)
[   10.043803][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.043938][  T191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.044101][  T191]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.044229][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.044361][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.044490][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.044620][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.044755][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.044922][  T191] RIP: 0033:0x7f753f79108e
[   10.045061][  T191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.045521][  T191] RSP: 002b:00007ffdbc76ab10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.045785][  T191] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f753f79108e
[   10.045986][  T191] RDX: 0000000000000000 RSI: 00007ffdbc76abc0 RDI: 0000000000000005
[   10.046181][  T191] RBP: 00007ffdbc76ab20 R08: 0000000000000000 R09: 0000000000000000
[   10.046376][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da40
[   10.046569][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc76b290
| [   10.170205][  T195] ------------[ cut here ]------------
| [   10.170379][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/195
| [   10.170607][  T195] Modules linked in:
| [   10.170995][  T195] Tainted: [W]=WARN
[   10.171094][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.171259][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.171433][  T195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.172072][  T195] RSP: 0018:ffa00000009a7ab0 EFLAGS: 00010286
[   10.172235][  T195] RAX: 00000000ffffffa6 RBX: ff11000004bc5700 RCX: 1ff4000000134f1c
[   10.172432][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bc57b8
[   10.172625][  T195] RBP: ff1100000a2f4000 R08: 1fe2200000978af8 R09: ff1100000d2ad180
[   10.172876][  T195] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.173066][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2f4000
[   10.173315][  T195] FS:  00007f5a47b91840(0000) GS:ff11000087743000(0000) knlGS:0000000000000000
[   10.173540][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.173707][  T195] CR2: 00007f5a47d98430 CR3: 000000000d883002 CR4: 0000000000771ef0
[   10.173955][  T195] PKRU: 55555554
[   10.174051][  T195] Call Trace:
[   10.174147][  T195]  <TASK>
[   10.174215][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.174343][  T195]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.174475][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.174573][  T195]  register_netdevice (net/core/dev.c:11488)
[   10.174707][  T195]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.174943][  T195]  register_netdev (net/core/dev.c:11552)
[   10.175071][  T195]  loopback_net_init (drivers/net/loopback.c:218)
[   10.175199][  T195]  ops_init (net/core/net_namespace.c:137)
[   10.175296][  T195]  setup_net (net/core/net_namespace.c:446)
[   10.175391][  T195]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.175518][  T195]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.175649][  T195]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.175778][  T195]  copy_net_ns (net/core/net_namespace.c:579)
[   10.175982][  T195]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.176112][  T195]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.176239][  T195]  ksys_unshare (kernel/fork.c:3243)
[   10.176366][  T195]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.176494][  T195]  ? __ia32_sys_open (fs/open.c:1374)
[   10.176623][  T195]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.176753][  T195]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.176951][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.177077][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.177205][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.177334][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.177492][  T195] RIP: 0033:0x7f5a47e53bcb
[   10.177629][  T195] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.178141][  T195] RSP: 002b:00007ffc1017cef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.178334][  T195] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a47e53bcb
[   10.178526][  T195] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.178723][  T195] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.178985][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc1017f120
[   10.179176][  T195] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc101806d5
| [   10.204501][  T196] ------------[ cut here ]------------
| [   10.204666][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/196
| [   10.205496][  T196] Modules linked in:
| [   10.205886][  T196] Tainted: [W]=WARN
[   10.205988][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.206152][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.206325][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.206805][  T196] RSP: 0018:ffa00000009b7030 EFLAGS: 00010286
[   10.206981][  T196] RAX: 00000000ffffffa6 RBX: ff11000004bc51c0 RCX: 1ff4000000136dcc
[   10.207177][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bc5278
[   10.207373][  T196] RBP: ff1100000a2f4000 R08: 1fe2200000978a50 R09: ff11000005ccae58
[   10.207569][  T196] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.207766][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2f4cd1
[   10.207966][  T196] FS:  00007ff34cf2f840(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[   10.208193][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.208359][  T196] CR2: 00000000293b2988 CR3: 000000000d027003 CR4: 0000000000771ef0
[   10.208553][  T196] PKRU: 55555554
[   10.208655][  T196] Call Trace:
[   10.208753][  T196]  <TASK>
[   10.208826][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.208958][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.209058][  T196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.209193][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   10.209324][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   10.209453][  T196]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.209582][  T196]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.209715][  T196]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.209852][  T196]  netif_change_flags (net/core/dev.c:9820)
[   10.209982][  T196]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.210115][  T196]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.210247][  T196]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.210410][  T196]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.210540][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.210677][  T196]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.210806][  T196]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.210945][  T196]  ? __kernel_text_address (kernel/extable.c:79)
[   10.211076][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.211209][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.211342][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.211472][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.211601][  T196]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.211738][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.211876][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.212005][  T196]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.212136][  T196]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.212268][  T196]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.212397][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.212529][  T196]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.212671][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.212804][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.212940][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.213069][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.213199][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.213328][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.213457][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.213591][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.213726][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.213864][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.213994][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.214125][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.214254][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.214386][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.214515][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.214651][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.214785][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.214919][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.215050][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.215181][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.215312][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.215445][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.215573][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.215711][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.215846][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.215975][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.216108][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.216239][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.216370][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.216501][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.216631][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.216766][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.216931][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[   10.217061][  T196]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.217193][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.217326][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   10.217456][  T196]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.217618][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.217767][  T196]  __sys_sendmsg (net/socket.c:2784)
[   10.217903][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.218033][  T196]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.218199][  T196]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.218329][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.218460][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.218589][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.218725][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.218862][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.219023][  T196] RIP: 0033:0x7ff34d16908e
[   10.219161][  T196] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.219623][  T196] RSP: 002b:00007ffde42988d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.219829][  T196] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff34d16908e
[   10.220025][  T196] RDX: 0000000000000000 RSI: 00007ffde4298980 RDI: 0000000000000005
[   10.220218][  T196] RBP: 00007ffde42988e0 R08: 0000000000000000 R09: 0000000000000000
[   10.220413][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da40
[   10.220606][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde4299050
| [   10.348263][  T200] ------------[ cut here ]------------
| [   10.348445][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/200
| [   10.348689][  T200] Modules linked in:
| [   10.349100][  T200] Tainted: [W]=WARN
[   10.349204][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.349441][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.349719][  T200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.350476][  T200] RSP: 0018:ffa00000009f7ab0 EFLAGS: 00010286
[   10.350698][  T200] RAX: 00000000ffffffa6 RBX: ff1100000a30de00 RCX: 1ff400000013ef1c
[   10.350899][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a30deb8
[   10.351093][  T200] RBP: ff11000007fb4000 R08: 1fe2200001461bd8 R09: ff1100000c4f0b80
[   10.351319][  T200] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.351514][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007fb4000
[   10.351733][  T200] FS:  00007efe0395e840(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[   10.351967][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.352132][  T200] CR2: 00007efe03b5fc20 CR3: 000000000d967005 CR4: 0000000000771ef0
[   10.352326][  T200] PKRU: 55555554
[   10.352426][  T200] Call Trace:
[   10.352531][  T200]  <TASK>
[   10.352599][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.352738][  T200]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.352878][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.353000][  T200]  register_netdevice (net/core/dev.c:11488)
[   10.353133][  T200]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.353365][  T200]  register_netdev (net/core/dev.c:11552)
[   10.353541][  T200]  loopback_net_init (drivers/net/loopback.c:218)
[   10.353678][  T200]  ops_init (net/core/net_namespace.c:137)
[   10.353778][  T200]  setup_net (net/core/net_namespace.c:446)
[   10.353933][  T200]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.354126][  T200]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.354325][  T200]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.354524][  T200]  copy_net_ns (net/core/net_namespace.c:579)
[   10.354699][  T200]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.354850][  T200]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.354980][  T200]  ksys_unshare (kernel/fork.c:3243)
[   10.355110][  T200]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.355240][  T200]  ? __ia32_sys_open (fs/open.c:1374)
[   10.355374][  T200]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.355510][  T200]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.355673][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.355830][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.355965][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.356095][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.356255][  T200] RIP: 0033:0x7efe03c20bcb
[   10.356393][  T200] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.356904][  T200] RSP: 002b:00007fff29ea5008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.357135][  T200] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efe03c20bcb
[   10.357330][  T200] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.357529][  T200] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.357730][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff29ea7230
[   10.357926][  T200] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff29ea86d5
| [   10.391308][  T201] ------------[ cut here ]------------
| [   10.391475][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
| [   10.391735][  T201] Modules linked in:
| [   10.392331][  T201] Tainted: [W]=WARN
[   10.392433][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.392595][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.392781][  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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.393249][  T201] RSP: 0018:ffa0000000a07030 EFLAGS: 00010286
[   10.393413][  T201] RAX: 00000000ffffffa6 RBX: ff1100000bd1a740 RCX: 1ff4000000140dcc
[   10.393606][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bd1a7f8
[   10.393806][  T201] RBP: ff11000007fb4000 R08: 1fe22000017a3500 R09: ff1100000c4aae58
[   10.394011][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.394207][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007fb4cd1
[   10.394401][  T201] FS:  00007f90df613840(0000) GS:ff11000087743000(0000) knlGS:0000000000000000
[   10.394631][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.394801][  T201] CR2: 000000001f2b8988 CR3: 000000000da4f005 CR4: 0000000000771ef0
[   10.395004][  T201] PKRU: 55555554
[   10.395101][  T201] Call Trace:
[   10.395197][  T201]  <TASK>
[   10.395265][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.395397][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.395496][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.395627][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[   10.395763][  T201]  ? netif_change_name (net/core/dev.c:1495)
[   10.395981][  T201]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.396253][  T201]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.396462][  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))
[   10.396682][  T201]  netif_change_flags (net/core/dev.c:9820)
[   10.397046][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.397244][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.397378][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.397543][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.397680][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.397809][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.397999][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.398131][  T201]  ? __kernel_text_address (kernel/extable.c:79)
[   10.398261][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.398392][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.398523][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.398658][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.398789][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.398972][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.399101][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.399230][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.399361][  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)
[   10.399490][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.399619][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.399758][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.400020][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.400218][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.400412][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.400606][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.400806][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.401105][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.401315][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.401527][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.401742][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.401958][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.402159][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.402330][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.402462][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.402594][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.402732][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.402867][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.403000][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.403128][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.403261][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.403392][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.403530][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.403745][  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))
[   10.403961][  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))
[   10.404172][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.404382][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.404593][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.404808][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.405029][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.405241][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.405429][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.405610][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.405812][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.406010][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   10.406141][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.406273][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.406405][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   10.406533][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.406724][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.406872][  T201]  __sys_sendmsg (net/socket.c:2784)
[   10.407002][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.407131][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.407295][  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)
[   10.407427][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.407653][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.407783][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.407920][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.408049][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.408295][  T201] RIP: 0033:0x7f90df84d08e
[   10.408435][  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
[   10.409003][  T201] RSP: 002b:00007fff998fb560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.409198][  T201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f90df84d08e
[   10.409478][  T201] RDX: 0000000000000000 RSI: 00007fff998fb610 RDI: 0000000000000005
[   10.409681][  T201] RBP: 00007fff998fb570 R08: 0000000000000000 R09: 0000000000000000
[   10.409880][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da40
[   10.410162][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff998fbce0
| [   10.711378][  T208] ------------[ cut here ]------------
| [   10.711699][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/208
| [   10.712059][  T208] Modules linked in:
| [   10.712590][  T208] Tainted: [W]=WARN
[   10.712751][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.712986][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.713219][  T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.713775][  T208] RSP: 0018:ffa0000000a66e30 EFLAGS: 00010286
[   10.714014][  T208] RAX: 00000000ffffffa6 RBX: ff1100000d13d1c0 RCX: 1ff400000014cd8c
[   10.714269][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d13d278
[   10.714526][  T208] RBP: ff1100000db6c000 R08: 1fe2200001a27a50 R09: ff1100000d168b80
[   10.714793][  T208] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.715062][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c482a88
[   10.715324][  T208] FS:  00007fa4ce468840(0000) GS:ff11000087843000(0000) knlGS:0000000000000000
[   10.715617][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.715866][  T208] CR2: 0000557b7783fcc0 CR3: 000000000da74003 CR4: 0000000000771ef0
[   10.716127][  T208] PKRU: 55555554
[   10.716283][  T208] Call Trace:
[   10.716439][  T208]  <TASK>
[   10.716561][  T208]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.716789][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.716995][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.717151][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.717340][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.717525][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[   10.717725][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.717925][  T208]  ? netif_change_name (net/core/dev.c:1495)
[   10.718111][  T208]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.718300][  T208]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.718490][  T208]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.718688][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.718888][  T208]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.719076][  T208]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.719265][  T208]  veth_newlink (drivers/net/veth.c:1871)
[   10.719455][  T208]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   10.719648][  T208]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.719975][  T208]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.720292][  T208]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.720556][  T208]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.720754][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.720961][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.721148][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.721338][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.721527][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.721725][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.721924][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.722111][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.722301][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.722491][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.722686][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.722889][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.723080][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.723264][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.723449][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.723647][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.723849][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.724037][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.724223][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.724408][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.724593][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.724791][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.724988][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.725176][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.725365][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.725551][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.725751][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.725953][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.726141][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.726331][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.726517][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.726713][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.726916][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.727104][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.727292][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.727480][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.727671][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.727902][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[   10.728093][  T208]  ___sys_sendmsg (net/socket.c:2752)
[   10.728279][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.728470][  T208]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.728705][  T208]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.728906][  T208]  __sys_sendmsg (net/socket.c:2784)
[   10.729093][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.729313][  T208]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.729566][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.729770][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.729972][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.730157][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.730343][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.730562][  T208] RIP: 0033:0x7fa4ce6a208e
[   10.730758][  T208] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.731305][  T208] RSP: 002b:00007ffc4da21800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.731560][  T208] RAX: ffffffffffffffda RBX: 00007ffc4da21fa8 RCX: 00007fa4ce6a208e
[   10.731833][  T208] RDX: 0000000000000000 RSI: 00007ffc4da218b0 RDI: 0000000000000005
[   10.732101][  T208] RBP: 00007ffc4da21810 R08: 0000000000000000 R09: 0000000000000000
[   10.732351][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da41
[   10.732598][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4da21f70
| [   10.743996][  T208] ------------[ cut here ]------------
| [   10.744195][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/208
| [   10.744476][  T208] Modules linked in:
| [   10.745180][  T208] Tainted: [W]=WARN
[   10.745325][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.745599][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.745866][  T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.746389][  T208] RSP: 0018:ffa0000000a671b0 EFLAGS: 00010286
[   10.746606][  T208] RAX: 00000000ffffffa6 RBX: ff11000008ef83c0 RCX: 1ff400000014cdfc
[   10.746870][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008ef8478
[   10.747116][  T208] RBP: ff1100000db69000 R08: 1fe22000011df090 R09: ff1100000d168b80
[   10.747367][  T208] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.747719][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.748085][  T208] FS:  00007fa4ce468840(0000) GS:ff11000087843000(0000) knlGS:0000000000000000
[   10.748478][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.748704][  T208] CR2: 0000557b7783fcc0 CR3: 000000000da74003 CR4: 0000000000771ef0
[   10.748965][  T208] PKRU: 55555554
[   10.749114][  T208] Call Trace:
[   10.749259][  T208]  <TASK>
[   10.749376][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.749559][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.749718][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[   10.749917][  T208]  ? netif_change_name (net/core/dev.c:1495)
[   10.750101][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.750285][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.750467][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.750656][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.750851][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.751032][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.751216][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.751401][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.751589][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.751782][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.751972][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.752156][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.752334][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.752513][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.752709][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.752905][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.753087][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.753268][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.753447][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.753625][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.753829][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.754008][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.754190][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.754374][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.754555][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.754748][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.754939][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.755120][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.755302][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.755481][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.755671][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.755871][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.756051][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.756235][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.756415][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.756594][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.756829][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[   10.757014][  T208]  ___sys_sendmsg (net/socket.c:2752)
[   10.757196][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.757380][  T208]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.757599][  T208]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.757789][  T208]  __sys_sendmsg (net/socket.c:2784)
[   10.757982][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.758165][  T208]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.758346][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.758532][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.758719][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.758910][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.759090][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.759302][  T208] RIP: 0033:0x7fa4ce6a208e
[   10.759487][  T208] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.760029][  T208] RSP: 002b:00007ffc4da21800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.760276][  T208] RAX: ffffffffffffffda RBX: 00007ffc4da21fa8 RCX: 00007fa4ce6a208e
[   10.760519][  T208] RDX: 0000000000000000 RSI: 00007ffc4da218b0 RDI: 0000000000000005
[   10.760773][  T208] RBP: 00007ffc4da21810 R08: 0000000000000000 R09: 0000000000000000
[   10.761032][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da41
[   10.761274][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4da21f70
| [   10.799291][  T209] ------------[ cut here ]------------
| [   10.799514][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209
| [   10.799809][  T209] Modules linked in:
| [   10.800366][  T209] Tainted: [W]=WARN
[   10.800470][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.800653][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.800853][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.801335][  T209] RSP: 0018:ffa00000005d6e30 EFLAGS: 00010286
[   10.801511][  T209] RAX: 00000000ffffffa6 RBX: ff1100000c8ff8c0 RCX: 1ff40000000bad8c
[   10.801720][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8ff978
[   10.802006][  T209] RBP: ff110000087ac000 R08: 1fe220000191ff30 R09: ff1100000d16ae80
[   10.802316][  T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.802622][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096d4b08
[   10.802866][  T209] FS:  00007fb512d81840(0000) GS:ff11000087743000(0000) knlGS:0000000000000000
[   10.803160][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.803333][  T209] CR2: 000000000042ebe0 CR3: 00000000052af005 CR4: 0000000000771ef0
[   10.803539][  T209] PKRU: 55555554
[   10.803648][  T209] Call Trace:
[   10.803751][  T209]  <TASK>
[   10.803832][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.803974][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.804077][  T209]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.804249][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[   10.804387][  T209]  ? netif_change_name (net/core/dev.c:1495)
[   10.804521][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.804664][  T209]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.804801][  T209]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.804943][  T209]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.805081][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.805217][  T209]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.805356][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.805491][  T209]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.805626][  T209]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.805837][  T209]  veth_newlink (drivers/net/veth.c:1871)
[   10.806044][  T209]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   10.806249][  T209]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.806454][  T209]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.806609][  T209]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.806767][  T209]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.806913][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.807051][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.807188][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.807324][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.807459][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.807594][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.807735][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.807877][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.808019][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.808159][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.808296][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.808433][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.808572][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.808713][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.808855][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.808995][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.809132][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.809270][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.809407][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.809543][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.809686][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.809829][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.809964][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.810101][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.810237][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.810377][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.810518][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.810661][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.810799][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.810943][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.811079][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.811215][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.811353][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.811489][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.811624][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.811766][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.811908][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.812075][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   10.812220][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   10.812412][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.812574][  T209]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.812752][  T209]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.812898][  T209]  __sys_sendmsg (net/socket.c:2784)
[   10.813033][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.813170][  T209]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.813305][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.813441][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.813577][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.813741][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.813939][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.814108][  T209] RIP: 0033:0x7fb512fbb08e
[   10.814253][  T209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.814742][  T209] RSP: 002b:00007ffe629fa000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.814953][  T209] RAX: ffffffffffffffda RBX: 00007ffe629fa7a8 RCX: 00007fb512fbb08e
[   10.815156][  T209] RDX: 0000000000000000 RSI: 00007ffe629fa0b0 RDI: 0000000000000005
[   10.815358][  T209] RBP: 00007ffe629fa010 R08: 0000000000000000 R09: 0000000000000000
[   10.815561][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da41
[   10.815771][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe629fa770
| [   10.825273][  T209] ------------[ cut here ]------------
| [   10.825421][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209
| [   10.825657][  T209] Modules linked in:
| [   10.826086][  T209] Tainted: [W]=WARN
[   10.826237][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.826406][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.826583][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.827064][  T209] RSP: 0018:ffa00000005d71b0 EFLAGS: 00010286
[   10.827234][  T209] RAX: 00000000ffffffa6 RBX: ff1100000d8e18c0 RCX: 1ff40000000badfc
[   10.827430][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d8e1978
[   10.827627][  T209] RBP: ff1100000c55c000 R08: 1fe2200001b1c330 R09: ff1100000d16ae80
[   10.827834][  T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.828032][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.828231][  T209] FS:  00007fb512d81840(0000) GS:ff11000087743000(0000) knlGS:0000000000000000
[   10.828466][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.828632][  T209] CR2: 000000000042ebe0 CR3: 00000000052af005 CR4: 0000000000771ef0
[   10.828853][  T209] PKRU: 55555554
[   10.828955][  T209] Call Trace:
[   10.829055][  T209]  <TASK>
[   10.829126][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.829262][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.829366][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[   10.829500][  T209]  ? netif_change_name (net/core/dev.c:1495)
[   10.829633][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.829771][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.829916][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.830051][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.830186][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.830319][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.830451][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.830590][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.830733][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.831020][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.831225][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.831428][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.831628][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.831795][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.832025][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.832159][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.832291][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.832426][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.832560][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.832699][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.832893][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.833026][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.833220][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.833353][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.833486][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.833686][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.833917][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.834119][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.834296][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.834428][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.834564][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.834706][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.834905][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.835040][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.835172][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.835317][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.835482][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   10.835617][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   10.835755][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.835955][  T209]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.836126][  T209]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.836261][  T209]  __sys_sendmsg (net/socket.c:2784)
[   10.836394][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.836551][  T209]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.836731][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.836927][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.837059][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.837193][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.837326][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.837547][  T209] RIP: 0033:0x7fb512fbb08e
[   10.837744][  T209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.838548][  T209] RSP: 002b:00007ffe629fa000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.838883][  T209] RAX: ffffffffffffffda RBX: 00007ffe629fa7a8 RCX: 00007fb512fbb08e
[   10.839084][  T209] RDX: 0000000000000000 RSI: 00007ffe629fa0b0 RDI: 0000000000000005
[   10.839282][  T209] RBP: 00007ffe629fa010 R08: 0000000000000000 R09: 0000000000000000
[   10.839479][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da41
[   10.839686][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe629fa770
| [   10.878332][  T210] ------------[ cut here ]------------
| [   10.878498][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/210
| [   10.878781][  T210] Modules linked in:
| [   10.879307][  T210] Tainted: [W]=WARN
[   10.879407][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.879572][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.879753][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.880242][  T210] RSP: 0018:ffa0000000a66e30 EFLAGS: 00010286
[   10.880411][  T210] RAX: 00000000ffffffa6 RBX: ff110000091a83c0 RCX: 1ff400000014cd8c
[   10.880613][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091a8478
[   10.880829][  T210] RBP: ff1100000d32c000 R08: 1fe2200001235090 R09: ff1100000d16d180
[   10.881027][  T210] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.881231][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000052a7188
[   10.881430][  T210] FS:  00007efce9d5e840(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[   10.881667][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.881839][  T210] CR2: 000000000042ebe0 CR3: 000000000c4ef006 CR4: 0000000000771ef0
[   10.882039][  T210] PKRU: 55555554
[   10.882139][  T210] Call Trace:
[   10.882240][  T210]  <TASK>
[   10.882308][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.882443][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.882578][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.882685][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.882825][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   10.882962][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.883094][  T210]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   10.883226][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   10.883358][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.883492][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.883630][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.884390][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.884529][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.884679][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.884812][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.884950][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.885085][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.885219][  T210]  veth_newlink (drivers/net/veth.c:1871)
[   10.885354][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   10.885490][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.885625][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.885770][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.885926][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.886060][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.886194][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.886326][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.886461][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.886596][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.886737][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.886913][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.887114][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.887327][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.887538][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.887726][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.887869][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.888000][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.888133][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.888265][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.888403][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.888538][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.888676][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.888809][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.888947][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.889078][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.889214][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.889346][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.889478][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.889610][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.889748][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.889891][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.890023][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.890157][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.890290][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.890424][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.890557][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.890697][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.890835][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.891025][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.891221][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.891421][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.891683][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   10.891869][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   10.892002][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.892140][  T210]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.892309][  T210]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.892444][  T210]  __sys_sendmsg (net/socket.c:2784)
[   10.892579][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.892721][  T210]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.892860][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.892993][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.893125][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.893257][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.893390][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.893554][  T210] RIP: 0033:0x7efce9f9808e
[   10.893701][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.894182][  T210] RSP: 002b:00007ffdba419e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.894385][  T210] RAX: ffffffffffffffda RBX: 00007ffdba41a5d8 RCX: 00007efce9f9808e
[   10.894584][  T210] RDX: 0000000000000000 RSI: 00007ffdba419ee0 RDI: 0000000000000005
[   10.894788][  T210] RBP: 00007ffdba419e40 R08: 0000000000000000 R09: 0000000000000000
[   10.895058][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da41
[   10.895258][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdba41a5a0
| [   10.912001][  T210] ------------[ cut here ]------------
| [   10.912171][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/210
| [   10.912401][  T210] Modules linked in:
| [   10.912778][  T210] Tainted: [W]=WARN
[   10.912894][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.913063][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.913241][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.913722][  T210] RSP: 0018:ffa0000000a671b0 EFLAGS: 00010286
[   10.913895][  T210] RAX: 00000000ffffffa6 RBX: ff110000095d6200 RCX: 1ff400000014cdfc
[   10.914093][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095d62b8
[   10.914290][  T210] RBP: ff1100000d329000 R08: 1fe22000012bac58 R09: ff1100000d16d180
[   10.914486][  T210] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.914690][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.914900][  T210] FS:  00007efce9d5e840(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[   10.915144][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.915312][  T210] CR2: 000000000042ebe0 CR3: 000000000c4ef006 CR4: 0000000000771ef0
[   10.915508][  T210] PKRU: 55555554
[   10.915606][  T210] Call Trace:
[   10.915711][  T210]  <TASK>
[   10.915780][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.915919][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.916037][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   10.916231][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   10.916365][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.916499][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.916632][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.916772][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.916912][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.917047][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.917180][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.917317][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.917452][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.917586][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.917725][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.917862][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.917994][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.918128][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.918266][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.918399][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.918534][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.918677][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.918810][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.918948][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.919082][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.919212][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.919357][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.919554][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.919758][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.919980][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.920178][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.920321][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.920457][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.920592][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.920732][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.920876][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.921009][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.921144][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.921276][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.921407][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.921571][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   10.921714][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   10.921853][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.921988][  T210]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.922158][  T210]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.922292][  T210]  __sys_sendmsg (net/socket.c:2784)
[   10.922424][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.922559][  T210]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.922696][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.922833][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.922963][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.923093][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.923225][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.923388][  T210] RIP: 0033:0x7efce9f9808e
[   10.923529][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.924122][  T210] RSP: 002b:00007ffdba419e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.924324][  T210] RAX: ffffffffffffffda RBX: 00007ffdba41a5d8 RCX: 00007efce9f9808e
[   10.924524][  T210] RDX: 0000000000000000 RSI: 00007ffdba419ee0 RDI: 0000000000000005
[   10.924728][  T210] RBP: 00007ffdba419e40 R08: 0000000000000000 R09: 0000000000000000
[   10.924930][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da41
[   10.925128][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdba41a5a0
| [   11.018153][  T213] ------------[ cut here ]------------
| [   11.018331][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/213
| [   11.018570][  T213] Modules linked in:
| [   11.019220][  T213] Tainted: [W]=WARN
[   11.019318][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.019479][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.019653][  T213] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.020107][  T213] RSP: 0018:ffa0000000a87030 EFLAGS: 00010286
[   11.020267][  T213] RAX: 00000000ffffffa6 RBX: ff11000004bc4200 RCX: 1ff4000000150dcc
[   11.020455][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bc42b8
[   11.020650][  T213] RBP: ff1100000db69000 R08: 1fe2200000978858 R09: ff1100000d065158
[   11.020845][  T213] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.021031][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000db69cd1
[   11.021220][  T213] FS:  00007ff5abc83840(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[   11.021439][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.021599][  T213] CR2: 0000000007970988 CR3: 000000000d99d004 CR4: 0000000000771ef0
[   11.021792][  T213] PKRU: 55555554
[   11.021890][  T213] Call Trace:
[   11.021984][  T213]  <TASK>
[   11.022050][  T213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.022179][  T213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.022275][  T213]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.022402][  T213]  __dev_notify_flags (net/core/dev.c:9787)
[   11.022529][  T213]  ? netif_change_name (net/core/dev.c:1495)
[   11.022661][  T213]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.022786][  T213]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.022917][  T213]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.023045][  T213]  netif_change_flags (net/core/dev.c:9820)
[   11.023171][  T213]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.023302][  T213]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.023427][  T213]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.023583][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.023712][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.023842][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.023965][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.024092][  T213]  ? __kernel_text_address (kernel/extable.c:79)
[   11.024223][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.024350][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.024475][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.024601][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.024730][  T213]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.024859][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.024984][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.025110][  T213]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.025235][  T213]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.025362][  T213]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.025487][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.025614][  T213]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.025744][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.025877][  T213]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.026002][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.026128][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.026252][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.026376][  T213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.026500][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.026626][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.026756][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.026885][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.027011][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.027141][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.027268][  T213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.027395][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.027521][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.027648][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.027776][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.027907][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.028034][  T213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.028160][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.028287][  T213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.028416][  T213]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.028539][  T213]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.028672][  T213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.028798][  T213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.028926][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.029054][  T213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.029182][  T213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.029308][  T213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.029438][  T213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.029566][  T213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.029696][  T213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.029856][  T213]  ? move_addr_to_kernel (net/socket.c:258)
[   11.029983][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.030109][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.030237][  T213]  ___sys_sendmsg (net/socket.c:2752)
[   11.030361][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.030517][  T213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.030661][  T213]  __sys_sendmsg (net/socket.c:2784)
[   11.030789][  T213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.030919][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.031078][  T213]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.031202][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.031329][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.031454][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.031581][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.031712][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.031875][  T213] RIP: 0033:0x7ff5abebd08e
[   11.032011][  T213] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.032461][  T213] RSP: 002b:00007fff350d98b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.032654][  T213] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff5abebd08e
[   11.032848][  T213] RDX: 0000000000000000 RSI: 00007fff350d9960 RDI: 0000000000000005
[   11.033035][  T213] RBP: 00007fff350d98c0 R08: 0000000000000000 R09: 0000000000000000
[   11.033224][  T213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da41
[   11.033413][  T213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff350da030
| [   11.188012][  T218] ------------[ cut here ]------------
| [   11.188199][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/218
| [   11.188455][  T218] Modules linked in:
| [   11.188840][  T218] Tainted: [W]=WARN
[   11.188942][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.189108][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.189280][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.189748][  T218] RSP: 0018:ffa0000000ad7030 EFLAGS: 00010286
[   11.189920][  T218] RAX: 00000000ffffffa6 RBX: ff1100000a30c200 RCX: 1ff400000015adcc
[   11.190118][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a30c2b8
[   11.190394][  T218] RBP: ff1100000db6c000 R08: 1fe2200001461858 R09: ff1100000d0b8b58
[   11.190693][  T218] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   11.190998][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000db6ccd1
[   11.191226][  T218] FS:  00007fec915c9840(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[   11.191460][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.191627][  T218] CR2: 0000000016e9e988 CR3: 000000000da86001 CR4: 0000000000771ef0
[   11.191834][  T218] PKRU: 55555554
[   11.191931][  T218] Call Trace:
[   11.192033][  T218]  <TASK>
[   11.192101][  T218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.192240][  T218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.192340][  T218]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.192472][  T218]  __dev_notify_flags (net/core/dev.c:9787)
[   11.192603][  T218]  ? netif_change_name (net/core/dev.c:1495)
[   11.192741][  T218]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.192876][  T218]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.193007][  T218]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.193140][  T218]  netif_change_flags (net/core/dev.c:9820)
[   11.193276][  T218]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.193408][  T218]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.193539][  T218]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.193708][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.193845][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.193976][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.194106][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.194241][  T218]  ? __kernel_text_address (kernel/extable.c:79)
[   11.194373][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.194507][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.194637][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.194771][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.194907][  T218]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.195035][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.195166][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.195295][  T218]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.195425][  T218]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.195555][  T218]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.195692][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.195829][  T218]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.195963][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.196096][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.196229][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.196358][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.196487][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.196615][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.196770][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.196909][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.197038][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.197168][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.197300][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.197430][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.197559][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.197695][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.197828][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.197958][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.198089][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.198220][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.198351][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.198481][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.198611][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.198751][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.198887][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.199020][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.199154][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.199290][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.199422][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.199554][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.199691][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.199831][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.199962][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.200092][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.200258][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   11.200388][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.200520][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.200656][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   11.200787][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.200956][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.201100][  T218]  __sys_sendmsg (net/socket.c:2784)
[   11.201231][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.201363][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.201530][  T218]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.201666][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.201796][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.201929][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.202060][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.202193][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.202360][  T218] RIP: 0033:0x7fec9180308e
[   11.202499][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.202975][  T218] RSP: 002b:00007ffe75bb4460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.203175][  T218] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fec9180308e
[   11.203371][  T218] RDX: 0000000000000000 RSI: 00007ffe75bb4510 RDI: 0000000000000005
[   11.203563][  T218] RBP: 00007ffe75bb4470 R08: 0000000000000000 R09: 0000000000000000
[   11.203761][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da41
[   11.203957][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe75bb4be0
| [   11.206903][  T190] ------------[ cut here ]------------
| [   11.207071][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/190
| [   11.207323][  T190] Modules linked in:
| [   11.207879][  T190] Tainted: [W]=WARN
[   11.207974][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.208125][  T190] Workqueue: events_unbound linkwatch_event
[   11.208293][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.208451][  T190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.209072][  T190] RSP: 0018:ffa00000009279e0 EFLAGS: 00010286
[   11.209227][  T190] RAX: 00000000ffffffa6 RBX: ff1100000bd1a200 RCX: 1ff4000000124f02
[   11.209407][  T190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bd1a2b8
[   11.209602][  T190] RBP: ff1100000db69000 R08: 1fe22000017a3458 R09: ff1100000d9751a8
[   11.209787][  T190] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.210007][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.210193][  T190] FS:  0000000000000000(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[   11.210419][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.210579][  T190] CR2: 00007fd0d4dfe574 CR3: 0000000033d5d005 CR4: 0000000000771ef0
[   11.210763][  T190] PKRU: 55555554
[   11.210861][  T190] Call Trace:
[   11.210951][  T190]  <TASK>
[   11.211021][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.211142][  T190]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.211265][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.211357][  T190]  netif_state_change (net/core/dev.c:1605)
[   11.211478][  T190]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.211626][  T190]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.211752][  T190]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.211885][  T190]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.212007][  T190]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.212129][  T190]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.212251][  T190]  process_one_work (kernel/workqueue.c:3314)
[   11.212373][  T190]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.212492][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.212618][  T190]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.212764][  T190]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.212888][  T190]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.213010][  T190]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.213135][  T190]  kthread (kernel/kthread.c:436)
[   11.213226][  T190]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.213376][  T190]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.213494][  T190]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.213616][  T190]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.213772][  T190]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.213899][  T190]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.214019][  T190]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.328432][  T221] ------------[ cut here ]------------
| [   11.328620][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/221
| [   11.328891][  T221] Modules linked in:
| [   11.329268][  T221] Tainted: [W]=WARN
[   11.329368][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.329538][  T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.329717][  T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.330369][  T221] RSP: 0018:ffa0000000b07030 EFLAGS: 00010286
[   11.330535][  T221] RAX: 00000000ffffffa6 RBX: ff1100000a30de00 RCX: 1ff4000000160dcc
[   11.330734][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a30deb8
[   11.330935][  T221] RBP: ff1100000c55c000 R08: 1fe2200001461bd8 R09: ff1100000d078b58
[   11.331131][  T221] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.331326][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c55ccd1
[   11.331522][  T221] FS:  00007efff7034840(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[   11.331755][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.331924][  T221] CR2: 000000003a0bc988 CR3: 000000000dbc1004 CR4: 0000000000771ef0
[   11.332123][  T221] PKRU: 55555554
[   11.332221][  T221] Call Trace:
[   11.332319][  T221]  <TASK>
[   11.332387][  T221]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.332522][  T221]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.332621][  T221]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.332758][  T221]  __dev_notify_flags (net/core/dev.c:9787)
[   11.332895][  T221]  ? netif_change_name (net/core/dev.c:1495)
[   11.333027][  T221]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.333157][  T221]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.333288][  T221]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.333422][  T221]  netif_change_flags (net/core/dev.c:9820)
[   11.333554][  T221]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.333690][  T221]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.333828][  T221]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.333992][  T221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.334126][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.334257][  T221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.334387][  T221]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.334520][  T221]  ? __kernel_text_address (kernel/extable.c:79)
[   11.334656][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.334793][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.334927][  T221]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.335058][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.335188][  T221]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.335318][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.335449][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.335579][  T221]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.335718][  T221]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.335853][  T221]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.335984][  T221]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.336115][  T221]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.336248][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.336382][  T221]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.336514][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.336649][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.336780][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.336916][  T221]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.337046][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.337179][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.337310][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.337440][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.337569][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.337704][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.337841][  T221]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.337973][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.338102][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.338231][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.338362][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.338490][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.338622][  T221]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.338757][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.338895][  T221]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.339029][  T221]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.339160][  T221]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.339292][  T221]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.339423][  T221]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.339554][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.339689][  T221]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.339826][  T221]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.339957][  T221]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.340089][  T221]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.340221][  T221]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.340352][  T221]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.340514][  T221]  ? move_addr_to_kernel (net/socket.c:258)
[   11.340646][  T221]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.340776][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.340912][  T221]  ___sys_sendmsg (net/socket.c:2752)
[   11.341041][  T221]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.341205][  T221]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.341347][  T221]  __sys_sendmsg (net/socket.c:2784)
[   11.341478][  T221]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.341609][  T221]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.341776][  T221]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.341912][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.342042][  T221]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.342172][  T221]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.342304][  T221]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.342433][  T221]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.342594][  T221] RIP: 0033:0x7efff726e08e
[   11.342737][  T221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.343207][  T221] RSP: 002b:00007ffee4066c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.343401][  T221] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efff726e08e
[   11.343593][  T221] RDX: 0000000000000000 RSI: 00007ffee4066cf0 RDI: 0000000000000005
[   11.343791][  T221] RBP: 00007ffee4066c50 R08: 0000000000000000 R09: 0000000000000000
[   11.343987][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da41
[   11.344181][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee40673c0
| [   11.555428][  T228] ------------[ cut here ]------------
| [   11.555607][  T228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/228
| [   11.555856][  T228] Modules linked in:
| [   11.556230][  T228] Tainted: [W]=WARN
[   11.556332][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.556496][  T228] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.556680][  T228] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.557151][  T228] RSP: 0018:ffa0000000977030 EFLAGS: 00010286
[   11.557323][  T228] RAX: 00000000ffffffa6 RBX: ff110000094f4e40 RCX: 1ff400000012edcc
[   11.557516][  T228] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000094f4ef8
[   11.557721][  T228] RBP: ff110000087ac000 R08: 1fe220000129e9e0 R09: ff1100000b6c8b58
[   11.557926][  T228] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.558123][  T228] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000087accd1
[   11.558343][  T228] FS:  00007f3cb9fe5840(0000) GS:ff11000087743000(0000) knlGS:0000000000000000
[   11.558578][  T228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.558748][  T228] CR2: 000000002d529988 CR3: 000000000f0b7005 CR4: 0000000000771ef0
[   11.558951][  T228] PKRU: 55555554
[   11.559050][  T228] Call Trace:
[   11.559148][  T228]  <TASK>
[   11.559217][  T228]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.559351][  T228]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.559451][  T228]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.559588][  T228]  __dev_notify_flags (net/core/dev.c:9787)
[   11.559739][  T228]  ? netif_change_name (net/core/dev.c:1495)
[   11.559880][  T228]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.560015][  T228]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.560158][  T228]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.560291][  T228]  netif_change_flags (net/core/dev.c:9820)
[   11.560422][  T228]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.560553][  T228]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.560706][  T228]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.560956][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.561159][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.561362][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.561545][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.561690][  T228]  ? __kernel_text_address (kernel/extable.c:79)
[   11.561860][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.561993][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.562127][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.562260][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.562392][  T228]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.562524][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.562659][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.562790][  T228]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.562928][  T228]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.563059][  T228]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.563193][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.563325][  T228]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.563460][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.563593][  T228]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.563732][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.563866][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.563998][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.564128][  T228]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.564260][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.564393][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.564523][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.564657][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.564788][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.564926][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.565058][  T228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.565190][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.565367][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.565558][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.565762][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.565975][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.566151][  T228]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.566284][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.566416][  T228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.566550][  T228]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.566686][  T228]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.566829][  T228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.566961][  T228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.567092][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.567222][  T228]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.567353][  T228]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.567484][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.567617][  T228]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.567752][  T228]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.567891][  T228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.568052][  T228]  ? move_addr_to_kernel (net/socket.c:258)
[   11.568185][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.568314][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.568445][  T228]  ___sys_sendmsg (net/socket.c:2752)
[   11.568574][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.568741][  T228]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.568889][  T228]  __sys_sendmsg (net/socket.c:2784)
[   11.569020][  T228]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.569150][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.569316][  T228]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.569445][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.569577][  T228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.569711][  T228]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.569849][  T228]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.569981][  T228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.570142][  T228] RIP: 0033:0x7f3cba21f08e
[   11.570282][  T228] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.570750][  T228] RSP: 002b:00007ffd96e78800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.570950][  T228] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3cba21f08e
[   11.571143][  T228] RDX: 0000000000000000 RSI: 00007ffd96e788b0 RDI: 0000000000000005
[   11.571334][  T228] RBP: 00007ffd96e78810 R08: 0000000000000000 R09: 0000000000000000
[   11.571528][  T228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da41
[   11.571725][  T228] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd96e78f80
| [   11.574249][   T48] ------------[ cut here ]------------
| [   11.574397][   T48] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/48
| [   11.574725][   T48] Modules linked in:
| [   11.575117][   T48] Tainted: [W]=WARN
[   11.575207][   T48] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.575357][   T48] Workqueue: events_unbound linkwatch_event
[   11.575512][   T48] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.575672][   T48] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.576117][   T48] RSP: 0018:ffa000000034f9e0 EFLAGS: 00010286
[   11.576272][   T48] RAX: 00000000ffffffa6 RBX: ff110000094f5e00 RCX: 1ff4000000069f02
[   11.576450][   T48] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000094f5eb8
[   11.576628][   T48] RBP: ff110000087ac000 R08: 1fe220000129ebd8 R09: ff1100000240d1a8
[   11.576821][   T48] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.577004][   T48] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.577186][   T48] FS:  0000000000000000(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[   11.577394][   T48] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.577544][   T48] CR2: 00007ff319a51000 CR3: 0000000033d5d002 CR4: 0000000000771ef0
[   11.577730][   T48] PKRU: 55555554
[   11.577826][   T48] Call Trace:
[   11.577915][   T48]  <TASK>
[   11.577978][   T48]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.578097][   T48]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.578222][   T48]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.578313][   T48]  netif_state_change (net/core/dev.c:1605)
[   11.578436][   T48]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.578586][   T48]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.578710][   T48]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.578834][   T48]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.578955][   T48]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.579075][   T48]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.579196][   T48]  process_one_work (kernel/workqueue.c:3314)
[   11.579322][   T48]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.579440][   T48]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.579563][   T48]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.579689][   T48]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.579807][   T48]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.579933][   T48]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.580052][   T48]  kthread (kernel/kthread.c:436)
[   11.580181][   T48]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.580354][   T48]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.580473][   T48]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.580593][   T48]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.580748][   T48]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.580876][   T48]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.580994][   T48]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.582974][   T48] ------------[ cut here ]------------
| [   11.583137][   T48] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 2/48
| [   11.583430][   T48] Modules linked in:
| [   11.584013][   T48] Tainted: [W]=WARN
[   11.584149][   T48] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.584347][   T48] Workqueue: events_unbound linkwatch_event
[   11.584547][   T48] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.584760][   T48] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.585270][   T48] RSP: 0018:ffa000000034f9e0 EFLAGS: 00010286
[   11.585466][   T48] RAX: 00000000ffffffa6 RBX: ff1100000956a740 RCX: 1ff4000000069f02
[   11.585706][   T48] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000956a7f8
[   11.585994][   T48] RBP: ff1100000c55c000 R08: 1fe22000012ad500 R09: ff1100000240d1a8
[   11.586293][   T48] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.586546][   T48] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.586844][   T48] FS:  0000000000000000(0000) GS:ff11000087843000(0000) knlGS:0000000000000000
[   11.587102][   T48] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.587297][   T48] CR2: 00007f12a4d56574 CR3: 0000000033d5d004 CR4: 0000000000771ef0
[   11.587576][   T48] PKRU: 55555554
[   11.587744][   T48] Call Trace:
[   11.587896][   T48]  <TASK>
[   11.588004][   T48]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.588175][   T48]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.588344][   T48]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.588482][   T48]  netif_state_change (net/core/dev.c:1605)
[   11.588657][   T48]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.588915][   T48]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.589118][   T48]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.589323][   T48]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.589505][   T48]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.589679][   T48]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.589858][   T48]  process_one_work (kernel/workqueue.c:3314)
[   11.590029][   T48]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.590194][   T48]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.590366][   T48]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.590536][   T48]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.590707][   T48]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.590893][   T48]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.591059][   T48]  kthread (kernel/kthread.c:436)
[   11.591196][   T48]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.591393][   T48]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.591559][   T48]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.591739][   T48]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.591952][   T48]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.592131][   T48]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.592358][   T48]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.686132][  T231] ------------[ cut here ]------------
| [   11.686315][  T231] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/231
| [   11.686550][  T231] Modules linked in:
| [   11.687558][  T231] Tainted: [W]=WARN
[   11.687670][  T231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.687843][  T231] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.688020][  T231] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.688492][  T231] RSP: 0018:ffa0000000b77030 EFLAGS: 00010286
[   11.688666][  T231] RAX: 00000000ffffffa6 RBX: ff1100000dab1540 RCX: 1ff400000016edcc
[   11.688874][  T231] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000dab15f8
[   11.689073][  T231] RBP: ff1100000d329000 R08: 1fe2200001b562c0 R09: ff11000005ccae58
[   11.689271][  T231] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.689467][  T231] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d329cd1
[   11.689668][  T231] FS:  00007fbc37886840(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[   11.689913][  T231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.690080][  T231] CR2: 0000000004e52988 CR3: 000000000cbf4006 CR4: 0000000000771ef0
[   11.690279][  T231] PKRU: 55555554
[   11.690377][  T231] Call Trace:
[   11.690475][  T231]  <TASK>
[   11.690545][  T231]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.690703][  T231]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.690845][  T231]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.690979][  T231]  __dev_notify_flags (net/core/dev.c:9787)
[   11.691110][  T231]  ? netif_change_name (net/core/dev.c:1495)
[   11.691242][  T231]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.691379][  T231]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.691513][  T231]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.691653][  T231]  netif_change_flags (net/core/dev.c:9820)
[   11.691786][  T231]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.691926][  T231]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.692058][  T231]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.692222][  T231]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.692354][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.692486][  T231]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.692619][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.692759][  T231]  ? __kernel_text_address (kernel/extable.c:79)
[   11.692895][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.693029][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.693160][  T231]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.693292][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.693425][  T231]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.693556][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.693693][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.693830][  T231]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.693964][  T231]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.694095][  T231]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.694227][  T231]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.694362][  T231]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.694498][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.694632][  T231]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.694770][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.694908][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.695040][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.695170][  T231]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.695303][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.695439][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.695572][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.695710][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.695848][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.695981][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.696111][  T231]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.696242][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.696374][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.696505][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.696638][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.696776][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.696914][  T231]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.697047][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.697179][  T231]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.697312][  T231]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.697442][  T231]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.697574][  T231]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.697712][  T231]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.697848][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.697982][  T231]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.698119][  T231]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.698257][  T231]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.698390][  T231]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.698525][  T231]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.698659][  T231]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.698826][  T231]  ? move_addr_to_kernel (net/socket.c:258)
[   11.698958][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.699088][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.699220][  T231]  ___sys_sendmsg (net/socket.c:2752)
[   11.699353][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.699520][  T231]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.699666][  T231]  __sys_sendmsg (net/socket.c:2784)
[   11.699797][  T231]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.699932][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.700098][  T231]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.700230][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.700364][  T231]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.700495][  T231]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.700626][  T231]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.700761][  T231]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.700929][  T231] RIP: 0033:0x7fbc37ac008e
[   11.701068][  T231] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.701535][  T231] RSP: 002b:00007fffb1170600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.701738][  T231] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc37ac008e
[   11.701937][  T231] RDX: 0000000000000000 RSI: 00007fffb11706b0 RDI: 0000000000000005
[   11.702131][  T231] RBP: 00007fffb1170610 R08: 0000000000000000 R09: 0000000000000000
[   11.702336][  T231] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da42
[   11.702529][  T231] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb1170d80
| [   11.772068][   T61] ------------[ cut here ]------------
| [   11.772264][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/61
| [   11.772558][   T61] Modules linked in:
| [   11.773052][   T61] Tainted: [W]=WARN
[   11.773195][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.773399][   T61] Workqueue: events_unbound linkwatch_event
[   11.773609][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.773866][   T61] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.774355][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   11.774560][   T61] RAX: 00000000ffffffa6 RBX: ff1100000d13d380 RCX: 1ff4000000083f02
[   11.774870][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d13d438
[   11.775123][   T61] RBP: ff1100000db6c000 R08: 1fe2200001a27a88 R09: ff110000053c8ba8
[   11.775354][   T61] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.775580][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.776012][   T61] FS:  0000000000000000(0000) GS:ff11000087843000(0000) knlGS:0000000000000000
[   11.776372][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.776665][   T61] CR2: 00007f6ae228f493 CR3: 000000000db28004 CR4: 0000000000771ef0
[   11.776975][   T61] PKRU: 55555554
[   11.777110][   T61] Call Trace:
[   11.777249][   T61]  <TASK>
[   11.777359][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.777535][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.777716][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.777870][   T61]  netif_state_change (net/core/dev.c:1605)
[   11.778052][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.778252][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.778421][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.778590][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.778771][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.778962][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.779143][   T61]  process_one_work (kernel/workqueue.c:3314)
[   11.779347][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.779515][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.779693][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.779887][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.780059][   T61]  kthread (kernel/kthread.c:436)
[   11.780201][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.780401][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.780569][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.780750][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.780959][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.781128][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.781296][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.961632][  T238] ------------[ cut here ]------------
| [   11.961822][  T238] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/238
| [   11.962060][  T238] Modules linked in:
| [   11.962468][  T238] Tainted: [W]=WARN
[   11.962573][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.962748][  T238] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.962925][  T238] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.963397][  T238] RSP: 0018:ffa0000000be7030 EFLAGS: 00010286
[   11.963563][  T238] RAX: 00000000ffffffa6 RBX: ff110000095d63c0 RCX: 1ff400000017cdcc
[   11.963760][  T238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095d6478
[   11.963957][  T238] RBP: ff1100000d32c000 R08: 1fe22000012bac90 R09: ff1100000bfdd158
[   11.964150][  T238] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.964405][  T238] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d32ccd1
[   11.964705][  T238] FS:  00007f45e4c40840(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[   11.965081][  T238] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.965280][  T238] CR2: 00007f45e4f101a0 CR3: 000000000db8f003 CR4: 0000000000771ef0
[   11.965476][  T238] PKRU: 55555554
[   11.965575][  T238] Call Trace:
[   11.965681][  T238]  <TASK>
[   11.965754][  T238]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.965898][  T238]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.965998][  T238]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.966131][  T238]  __dev_notify_flags (net/core/dev.c:9787)
[   11.966266][  T238]  ? netif_change_name (net/core/dev.c:1495)
[   11.966396][  T238]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.966527][  T238]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.966664][  T238]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.966798][  T238]  netif_change_flags (net/core/dev.c:9820)
[   11.966936][  T238]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.967071][  T238]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.967202][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.967368][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.967501][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.967632][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.967770][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.967911][  T238]  ? __kernel_text_address (kernel/extable.c:79)
[   11.968047][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.968183][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.968315][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.968447][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.968577][  T238]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.968712][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.968848][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.968979][  T238]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.969112][  T238]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.969266][  T238]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.969405][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.969539][  T238]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.969675][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.969811][  T238]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.969948][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.970080][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.970234][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.970364][  T238]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.970493][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.970628][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.970764][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.970902][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.971033][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.971164][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.971295][  T238]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.971424][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.971555][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.971689][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.971834][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.971967][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.972098][  T238]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.972229][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.972363][  T238]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.972497][  T238]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.972627][  T238]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.972769][  T238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.972907][  T238]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.973038][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.973171][  T238]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.973305][  T238]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.973437][  T238]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.973569][  T238]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.973709][  T238]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.973845][  T238]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.974006][  T238]  ? move_addr_to_kernel (net/socket.c:258)
[   11.974137][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.974280][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.974410][  T238]  ___sys_sendmsg (net/socket.c:2752)
[   11.974542][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.974710][  T238]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.974857][  T238]  __sys_sendmsg (net/socket.c:2784)
[   11.974988][  T238]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.975118][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.975287][  T238]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.975429][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.975559][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.975694][  T238]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.975828][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.975959][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.976119][  T238] RIP: 0033:0x7f45e4e7a08e
[   11.976258][  T238] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.976726][  T238] RSP: 002b:00007ffff334d170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.976926][  T238] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f45e4e7a08e
[   11.977123][  T238] RDX: 0000000000000000 RSI: 00007ffff334d220 RDI: 0000000000000005
[   11.977331][  T238] RBP: 00007ffff334d180 R08: 0000000000000000 R09: 0000000000000000
[   11.977528][  T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da42
[   11.977727][  T238] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff334d8f0
| [   11.980591][   T39] ------------[ cut here ]------------
| [   11.980772][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   11.981087][   T39] Modules linked in:
| [   11.981512][   T39] Tainted: [W]=WARN
[   11.981651][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.981809][   T39] Workqueue: events_unbound linkwatch_event
[   11.981986][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.982148][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.982575][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   11.982735][   T39] RAX: 00000000ffffffa6 RBX: ff11000004bc4e40 RCX: 1ff4000000057f02
[   11.982931][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bc4ef8
[   11.983113][   T39] RBP: ff1100000d32c000 R08: 1fe22000009789e0 R09: ff11000001d8d1a8
[   11.983319][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.983501][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.983683][   T39] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[   11.983917][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.984068][   T39] CR2: 000055fa1ad5ed5c CR3: 000000000be97002 CR4: 0000000000771ef0
[   11.984261][   T39] PKRU: 55555554
[   11.984353][   T39] Call Trace:
[   11.984465][   T39]  <TASK>
[   11.984530][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.984659][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.984786][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.984907][   T39]  netif_state_change (net/core/dev.c:1605)
[   11.985029][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.985180][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.985313][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.985433][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.985582][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.985710][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.985842][   T39]  process_one_work (kernel/workqueue.c:3314)
[   11.985966][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.986097][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.986223][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.986347][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.986478][   T39]  kthread (kernel/kthread.c:436)
[   11.986568][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.986727][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.986861][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.986986][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.987136][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.987259][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.987379][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.990051][   T39] ------------[ cut here ]------------
| [   11.990206][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   11.990447][   T39] Modules linked in:
| [   11.990838][   T39] Tainted: [W]=WARN
[   11.990929][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.991078][   T39] Workqueue: events_unbound linkwatch_event
[   11.991233][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.991392][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.991932][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   11.992093][   T39] RAX: 00000000ffffffa6 RBX: ff11000004bc5a80 RCX: 1ff4000000057f02
[   11.992286][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bc5b38
[   11.992467][   T39] RBP: ff1100000d329000 R08: 1fe2200000978b68 R09: ff11000001d8d1a8
[   11.992652][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.992846][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.993028][   T39] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[   11.993251][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.993407][   T39] CR2: 000055fa1ad5ed5c CR3: 000000000be97002 CR4: 0000000000771ef0
[   11.993590][   T39] PKRU: 55555554
[   11.993760][   T39] Call Trace:
[   11.993938][   T39]  <TASK>
[   11.994004][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.994150][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.994320][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.994413][   T39]  netif_state_change (net/core/dev.c:1605)
[   11.994535][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.994690][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.994809][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.994989][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.995113][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.995236][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.995360][   T39]  process_one_work (kernel/workqueue.c:3314)
[   11.995485][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.995605][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.995741][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.995914][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.996033][   T39]  kthread (kernel/kthread.c:436)
[   11.996146][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.996296][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.996415][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.996536][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.996715][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.996885][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.997004][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.104694][  T241] ------------[ cut here ]------------
| [   12.105056][  T241] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/241
| [   12.105327][  T241] Modules linked in:
| [   12.105824][  T241] Tainted: [W]=WARN
[   12.105927][  T241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.106107][  T241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.106282][  T241] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.106762][  T241] RSP: 0018:ffa00000008274e8 EFLAGS: 00010286
[   12.106942][  T241] RAX: 00000000ffffffa6 RBX: ff1100000c7c6040 RCX: 1ff4000000104e63
[   12.107141][  T241] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7c60f8
[   12.107365][  T241] RBP: ff110000087ac000 R08: 1fe22000018f8c20 R09: ff1100000b5d0b80
[   12.107682][  T241] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   12.108008][  T241] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   12.108325][  T241] FS:  00007f67568f7100(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[   12.108703][  T241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.108967][  T241] CR2: 00000000004d6034 CR3: 000000000b7e3005 CR4: 0000000000771ef0
[   12.109173][  T241] PKRU: 55555554
[   12.109273][  T241] Call Trace:
[   12.109375][  T241]  <TASK>
[   12.109446][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.109584][  T241]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.109734][  T241]  notifier_call_chain (kernel/notifier.c:85)
[   12.109878][  T241]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   12.110015][  T241]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   12.110149][  T241]  ethnl_set_features (net/ethtool/features.c:288)
[   12.110283][  T241]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.110417][  T241]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   12.110552][  T241]  ? __nla_validate_parse (lib/nlattr.c:635)
[   12.110697][  T241]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   12.110874][  T241]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   12.111009][  T241]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   12.111178][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.111309][  T241]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.111442][  T241]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.111577][  T241]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   12.111740][  T241]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   12.111914][  T241]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.112081][  T241]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   12.112214][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.112392][  T241]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   12.112589][  T241]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.112742][  T241]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   12.112883][  T241]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.113024][  T241]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.113170][  T241]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.113307][  T241]  genl_rcv (net/netlink/genetlink.c:1218)
[   12.113413][  T241]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.113557][  T241]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.113697][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.113841][  T241]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.113975][  T241]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.114111][  T241]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.114244][  T241]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.114380][  T241]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   12.114517][  T241]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   12.114679][  T241]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   12.114814][  T241]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.115079][  T241]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.115214][  T241]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.115345][  T241]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.115475][  T241]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.115607][  T241]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.115745][  T241]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.115930][  T241] RIP: 0033:0x7f675696808e
[   12.116073][  T241] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.116546][  T241] RSP: 002b:00007fff113d9b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   12.116753][  T241] RAX: ffffffffffffffda RBX: 0000000029fc2010 RCX: 00007f675696808e
[   12.116963][  T241] RDX: 00000000000000dc RSI: 0000000029fc2120 RDI: 0000000000000005
[   12.117167][  T241] RBP: 00007fff113d9b70 R08: 00007f6756af6980 R09: 000000000000000c
[   12.117368][  T241] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000029fc20b0
[   12.117572][  T241] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   12.378322][  T251] ------------[ cut here ]------------
| [   12.378518][  T251] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/251
| [   12.379336][  T251] Modules linked in:
| [   12.379806][  T251] Tainted: [W]=WARN
[   12.379944][  T251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.380164][  T251] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.380417][  T251] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.380976][  T251] RSP: 0018:ffa0000000c87ab0 EFLAGS: 00010286
[   12.381205][  T251] RAX: 00000000ffffffa6 RBX: ff11000004ac11c0 RCX: 1ff4000000190f1c
[   12.381492][  T251] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004ac1278
[   12.381749][  T251] RBP: ff1100000768c000 R08: 1fe2200000958250 R09: ff1100000f0ad180
[   12.381953][  T251] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.382155][  T251] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000768c000
[   12.382352][  T251] FS:  00007ff30e2e2840(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[   12.382655][  T251] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.382888][  T251] CR2: 00007ff30e4e9430 CR3: 0000000001eef003 CR4: 0000000000771ef0
[   12.383117][  T251] PKRU: 55555554
[   12.383217][  T251] Call Trace:
[   12.383317][  T251]  <TASK>
[   12.383387][  T251]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.383525][  T251]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.383681][  T251]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.383837][  T251]  register_netdevice (net/core/dev.c:11488)
[   12.383989][  T251]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   12.384154][  T251]  register_netdev (net/core/dev.c:11552)
[   12.384286][  T251]  loopback_net_init (drivers/net/loopback.c:218)
[   12.384420][  T251]  ops_init (net/core/net_namespace.c:137)
[   12.384522][  T251]  setup_net (net/core/net_namespace.c:446)
[   12.384621][  T251]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   12.384756][  T251]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   12.384895][  T251]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   12.385025][  T251]  copy_net_ns (net/core/net_namespace.c:579)
[   12.385161][  T251]  create_new_namespaces (kernel/nsproxy.c:132)
[   12.385295][  T251]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   12.385427][  T251]  ksys_unshare (kernel/fork.c:3243)
[   12.385575][  T251]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   12.385714][  T251]  ? __ia32_sys_open (fs/open.c:1374)
[   12.385855][  T251]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   12.385984][  T251]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.386120][  T251]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.386249][  T251]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.386384][  T251]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.386520][  T251]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.386694][  T251] RIP: 0033:0x7ff30e5a4bcb
[   12.386837][  T251] 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
[   12.387328][  T251] RSP: 002b:00007ffdd2213648 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   12.387526][  T251] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff30e5a4bcb
[   12.387723][  T251] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   12.387939][  T251] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   12.388150][  T251] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdd2215870
[   12.388411][  T251] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd22166cd
| [   12.414226][  T252] ------------[ cut here ]------------
| [   12.414419][  T252] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/252
| [   12.414719][  T252] Modules linked in:
| [   12.415197][  T252] Tainted: [W]=WARN
[   12.415342][  T252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.415552][  T252] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.415785][  T252] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.416302][  T252] RSP: 0018:ffa0000000c97030 EFLAGS: 00010286
[   12.416516][  T252] RAX: 00000000ffffffa6 RBX: ff11000004ac0740 RCX: 1ff4000000192dcc
[   12.416772][  T252] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004ac07f8
[   12.417031][  T252] RBP: ff1100000768c000 R08: 1fe2200000958100 R09: ff1100000d16d158
[   12.417272][  T252] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   12.417514][  T252] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000768ccd1
[   12.417771][  T252] FS:  00007f9574ab5840(0000) GS:ff11000087843000(0000) knlGS:0000000000000000
[   12.417952][    C0] clocksource: Watchdog remote CPU 2 read timed out
[   12.418066][  T252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.418549][  T252] CR2: 00000000027b1988 CR3: 000000000d9e7005 CR4: 0000000000771ef0
[   12.418800][  T252] PKRU: 55555554
[   12.418960][  T252] Call Trace:
[   12.419107][  T252]  <TASK>
[   12.419222][  T252]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.419404][  T252]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.419553][  T252]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.419742][  T252]  __dev_notify_flags (net/core/dev.c:9787)
[   12.419935][  T252]  ? netif_change_name (net/core/dev.c:1495)
[   12.420112][  T252]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.420289][  T252]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   12.420470][  T252]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.420662][  T252]  netif_change_flags (net/core/dev.c:9820)
[   12.420856][  T252]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.421037][  T252]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.421217][  T252]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.421488][  T252]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.421693][  T252]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.422244][  T252]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.422423][  T252]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.422603][  T252]  ? __kernel_text_address (kernel/extable.c:79)
[   12.422794][  T252]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.422989][  T252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.423169][  T252]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.423353][  T252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.423533][  T252]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.423721][  T252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.423915][  T252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.424094][  T252]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.424275][  T252]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.424453][  T252]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.424634][  T252]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.424840][  T252]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.425022][  T252]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.425204][  T252]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.425386][  T252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.425566][  T252]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.425756][  T252]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.425952][  T252]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.426152][  T252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.426345][  T252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.426522][  T252]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.426708][  T252]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.426901][  T252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.427081][  T252]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.427261][  T252]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.427440][  T252]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.427618][  T252]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.427809][  T252]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.428004][  T252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.428181][  T252]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.428361][  T252]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.428540][  T252]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.428723][  T252]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.428918][  T252]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.429100][  T252]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.429281][  T252]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.429460][  T252]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.429637][  T252]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.429838][  T252]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.430020][  T252]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.430199][  T252]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.430379][  T252]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.430560][  T252]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.430745][  T252]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.430964][  T252]  ? move_addr_to_kernel (net/socket.c:258)
[   12.431143][  T252]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.431320][  T252]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.431501][  T252]  ___sys_sendmsg (net/socket.c:2752)
[   12.431686][  T252]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.431915][  T252]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.432105][  T252]  __sys_sendmsg (net/socket.c:2784)
[   12.432283][  T252]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.432459][  T252]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.432695][  T252]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.432958][  T252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.433211][  T252]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.433460][  T252]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.433722][  T252]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.433956][  T252]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.434174][  T252] RIP: 0033:0x7f9574cef08e
[   12.434361][  T252] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.434902][  T252] RSP: 002b:00007fff939c2670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.435146][  T252] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9574cef08e
[   12.435390][  T252] RDX: 0000000000000000 RSI: 00007fff939c2720 RDI: 0000000000000005
[   12.435633][  T252] RBP: 00007fff939c2680 R08: 0000000000000000 R09: 0000000000000000
[   12.435901][  T252] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10da42
[   12.436157][  T252] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff939c2df0
| [   12.804603][   T70] ------------[ cut here ]------------
| [   12.804905][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [   12.805159][   T70] Modules linked in:
| [   12.805640][   T70] Tainted: [W]=WARN
[   12.805770][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.805943][   T70] Workqueue: netns cleanup_net
[   12.806075][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.806239][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.806709][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[   12.806931][   T70] RAX: 00000000ffffffa6 RBX: ff1100000bd1be00 RCX: 1ff4000000096eaf
[   12.807117][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bd1beb8
[   12.807306][   T70] RBP: ff1100000768c000 R08: 1fe22000017a37d8 R09: ff11000008d78bd0
[   12.807491][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   12.807682][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b77e0
[   12.808010][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[   12.808272][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.808429][   T70] CR2: 00007f5f6e4ae000 CR3: 0000000033d5d006 CR4: 0000000000771ef0
[   12.808616][   T70] PKRU: 55555554
[   12.808715][   T70] Call Trace:
[   12.808822][   T70]  <TASK>
[   12.808889][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.809019][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.809118][   T70]  netif_close_many (net/core/dev.c:1804)
[   12.809242][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.809367][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.809562][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.809694][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[   12.809825][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   12.809979][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   12.810104][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   12.810260][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.810383][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.810506][   T70]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   12.810632][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.810808][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.810944][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.811068][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   12.811191][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.811316][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.811439][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.811561][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.811691][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.811860][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   12.811984][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.812111][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   12.812235][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.812359][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.812486][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.812624][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.812754][   T70]  process_one_work (kernel/workqueue.c:3314)
[   12.812888][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.813013][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.813141][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.813266][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.813389][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   12.813514][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.813637][   T70]  kthread (kernel/kthread.c:436)
[   12.813773][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.814023][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.814222][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.814420][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.814672][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.814875][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.815070][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.819247][   T70] ------------[ cut here ]------------
| [   12.819383][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   12.819626][   T70] Modules linked in:
| [   12.820015][   T70] Tainted: [W]=WARN
[   12.820109][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.820262][   T70] Workqueue: netns cleanup_net
[   12.820389][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.820548][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.820989][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[   12.821142][   T70] RAX: 00000000ffffffa6 RBX: ff1100000bc2ae40 RCX: 1ff4000000096ed5
[   12.821325][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc2aef8
[   12.821504][   T70] RBP: ff1100000768c000 R08: 1fe22000017855e0 R09: ff11000008d78bd0
[   12.821690][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.821877][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.822056][   T70] FS:  0000000000000000(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[   12.822267][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.822422][   T70] CR2: 00007fe662ef4574 CR3: 0000000033d5d005 CR4: 0000000000771ef0
[   12.822605][   T70] PKRU: 55555554
[   12.822710][   T70] Call Trace:
[   12.822800][   T70]  <TASK>
[   12.822874][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.823029][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.823181][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.823307][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.823428][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   12.823547][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.823674][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.823795][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.823919][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.824042][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.824165][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   12.824283][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.824408][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   12.824530][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.824658][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.824779][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.824907][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.825042][   T70]  process_one_work (kernel/workqueue.c:3314)
[   12.825162][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.825293][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.825479][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.825613][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.825743][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   12.825873][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.825992][   T70]  kthread (kernel/kthread.c:436)
[   12.826082][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.826229][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.826347][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.826468][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.826619][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.826744][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.826869][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.269907][   T70] ------------[ cut here ]------------
| [  112.270181][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.270581][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.271756][   T70] Tainted: [W]=WARN
[  112.271917][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.272172][   T70] Workqueue: netns cleanup_net
[  112.272381][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.272639][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.273371][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  112.273637][   T70] RAX: 00000000ffffffa6 RBX: ff11000011222e40 RCX: 1ff4000000096eaf
[  112.273955][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011222ef8
[  112.274258][   T70] RBP: ff1100000db69000 R08: 1fe22000022445e0 R09: ff11000008d78bd0
[  112.274552][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  112.274867][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000db6c000
[  112.275176][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.275531][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.275789][   T70] CR2: 000055fa1ad5ed5c CR3: 000000000be97006 CR4: 0000000000771ef0
[  112.276118][   T70] PKRU: 55555554
[  112.276272][   T70] Call Trace:
[  112.276429][   T70]  <TASK>
[  112.276534][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.276745][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.276911][   T70]  netif_close_many (net/core/dev.c:1804)
[  112.277121][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.277331][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.277540][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.277745][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  112.277968][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  112.278229][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  112.278439][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  112.278693][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.278900][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.279152][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.279347][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.279544][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.279807][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  112.280021][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.280224][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.280428][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.280627][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.280832][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.281035][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.281241][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.281446][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.281643][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.281850][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.282058][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.282252][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.282459][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.282658][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.282880][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.283100][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.283301][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.283506][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.283709][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.283921][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.284131][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.284331][   T70]  kthread (kernel/kthread.c:436)
[  112.284480][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.284731][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.284951][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.285160][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.285408][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.285604][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.285803][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.293670][   T70] ------------[ cut here ]------------
| [  112.293905][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.294278][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.295338][   T70] Tainted: [W]=WARN
[  112.295513][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.295754][   T70] Workqueue: netns cleanup_net
[  112.295958][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.296208][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.296904][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  112.297164][   T70] RAX: 00000000ffffffa6 RBX: ff1100001384a900 RCX: 1ff4000000096eaf
[  112.297444][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001384a9b8
[  112.297745][   T70] RBP: ff1100000db6c000 R08: 1fe2200002709538 R09: ff11000008d78bd0
[  112.298132][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  112.298437][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a21c000
[  112.298755][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.299125][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.299357][   T70] CR2: 00007ffe8d7c2c18 CR3: 000000000be97006 CR4: 0000000000771ef0
[  112.299637][   T70] PKRU: 55555554
[  112.299792][   T70] Call Trace:
[  112.299943][   T70]  <TASK>
[  112.300048][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.300241][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.300429][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.300577][   T70]  netif_close_many (net/core/dev.c:1804)
[  112.300772][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.300994][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.301184][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.301377][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  112.301581][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  112.301859][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  112.302050][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  112.302311][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.302521][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.302764][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.302965][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.303161][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.303417][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  112.303624][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.303824][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.304037][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.304243][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.304446][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.304644][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.304863][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.305064][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.305281][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.305485][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.305688][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.305890][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.306122][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.306321][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.306516][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.306716][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.306921][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.307197][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.307405][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.307615][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.307830][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.308031][   T70]  kthread (kernel/kthread.c:436)
[  112.308176][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.308417][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.308644][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.308856][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.309110][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.309310][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.309509][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.315032][   T70] ------------[ cut here ]------------
| [  112.315337][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.315740][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.316825][   T70] Tainted: [W]=WARN
[  112.316990][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.317253][   T70] Workqueue: netns cleanup_net
[  112.317454][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.317722][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.318451][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  112.318697][   T70] RAX: 00000000ffffffa6 RBX: ff11000011a23380 RCX: 1ff4000000096eaf
[  112.319039][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011a23438
[  112.319338][   T70] RBP: ff1100000a21c000 R08: 1fe2200002344688 R09: ff11000008d78bd0
[  112.319629][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  112.319920][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b77e0
[  112.320219][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.320582][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.320845][   T70] CR2: 00007ffe8d7c2c18 CR3: 000000000be97006 CR4: 0000000000771ef0
[  112.321154][   T70] PKRU: 55555554
[  112.321308][   T70] Call Trace:
[  112.321458][   T70]  <TASK>
[  112.321569][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.321785][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.321991][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.322148][   T70]  netif_close_many (net/core/dev.c:1804)
[  112.322349][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.322542][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.322740][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.322941][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  112.323165][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  112.323403][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  112.323609][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  112.323864][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.324101][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.324353][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.324558][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.324753][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.325030][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  112.325229][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.325423][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.325622][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.325839][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.326041][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.326241][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.326443][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.326644][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.326866][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.327073][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.327286][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.327483][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.327684][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.328032][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.328245][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.328455][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.328650][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.328954][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.329157][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.329358][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.329555][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.329756][   T70]  kthread (kernel/kthread.c:436)
[  112.329992][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.330321][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.330522][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.330718][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.331052][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.331245][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.331439][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.336759][   T70] ------------[ cut here ]------------
| [  112.336918][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [  112.337176][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.337834][   T70] Tainted: [W]=WARN
[  112.337926][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.338081][   T70] Workqueue: netns cleanup_net
[  112.338218][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.338383][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.338841][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  112.339007][   T70] RAX: 00000000ffffffa6 RBX: ff11000011a223c0 RCX: 1ff4000000096ed5
[  112.339194][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011a22478
[  112.339385][   T70] RBP: ff1100000db69000 R08: 1fe2200002344490 R09: ff11000008d78bd0
[  112.339567][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  112.339766][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  112.340023][   T70] FS:  0000000000000000(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[  112.340233][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.340398][   T70] CR2: 000055fa1ad5ed5c CR3: 000000000a26f005 CR4: 0000000000771ef0
[  112.340600][   T70] PKRU: 55555554
[  112.340694][   T70] Call Trace:
[  112.340810][   T70]  <TASK>
[  112.340908][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  112.341163][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.341327][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.341452][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.341596][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.341765][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.341905][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.342050][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.342180][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.342313][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.342433][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.342561][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.342696][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.342832][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.342965][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.343104][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.343226][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.343348][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.343477][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.343599][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.343737][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.343859][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.344002][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.344122][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.344246][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.344377][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.344496][   T70]  kthread (kernel/kthread.c:436)
[  112.344585][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.344765][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.344892][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.345025][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.345197][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.345326][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.345451][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.348113][   T70] ------------[ cut here ]------------
| [  112.348255][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [  112.348509][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.349288][   T70] Tainted: [W]=WARN
[  112.349380][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.349538][   T70] Workqueue: netns cleanup_net
[  112.349668][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.349902][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.350396][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  112.350551][   T70] RAX: 00000000ffffffa6 RBX: ff11000010d2b700 RCX: 1ff4000000096ed5
[  112.350736][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d2b7b8
[  112.350968][   T70] RBP: ff1100000db6c000 R08: 1fe22000021a56f8 R09: ff11000008d78bd0
[  112.351143][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  112.351326][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  112.351513][   T70] FS:  0000000000000000(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[  112.351730][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.351926][   T70] CR2: 000055fa1ad5ed5c CR3: 000000000a26f005 CR4: 0000000000771ef0
[  112.352117][   T70] PKRU: 55555554
[  112.352212][   T70] Call Trace:
[  112.352301][   T70]  <TASK>
[  112.352368][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  112.352523][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.352678][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.352797][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.352970][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.353137][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.353256][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.353384][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.353517][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.353645][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.353781][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.353966][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.354096][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.354226][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.354364][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.354487][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.354620][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.354755][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.354926][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.355066][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.355191][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.355318][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.355456][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.355589][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.355707][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.355912][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.356047][   T70]  kthread (kernel/kthread.c:436)
[  112.356139][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.356286][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.356416][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.356539][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.356695][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.356908][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.357035][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.360067][   T70] ------------[ cut here ]------------
| [  112.360187][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [  112.360460][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.361148][   T70] Tainted: [W]=WARN
[  112.361258][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.361425][   T70] Workqueue: netns cleanup_net
[  112.361548][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.361701][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.362154][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  112.362315][   T70] RAX: 00000000ffffffa6 RBX: ff11000010d2a040 RCX: 1ff4000000096ed5
[  112.362502][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d2a0f8
[  112.362699][   T70] RBP: ff1100000a21c000 R08: 1fe22000021a5420 R09: ff11000008d78bd0
[  112.362891][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  112.363078][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  112.363266][   T70] FS:  0000000000000000(0000) GS:ff110000878c3000(0000) knlGS:0000000000000000
[  112.363494][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.363652][   T70] CR2: 000055fa1ad5ed5c CR3: 000000000a26f005 CR4: 0000000000771ef0
[  112.363852][   T70] PKRU: 55555554
[  112.363945][   T70] Call Trace:
[  112.364042][   T70]  <TASK>
[  112.364104][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  112.364266][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.364419][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.364539][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.364671][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.364847][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.365004][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.365138][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.365260][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.365378][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.365502][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.365627][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.365750][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.365884][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.366026][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.366159][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.366292][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.366419][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.366543][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.366663][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.366793][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.366971][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.367110][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.367242][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.367366][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.367491][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.367624][   T70]  kthread (kernel/kthread.c:436)
[  112.367715][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.367927][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.368065][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.368201][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.368367][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.368491][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.368611][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.495740][   T70] ------------[ cut here ]------------
| [  112.496004][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.496400][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.497585][   T70] Tainted: [W]=WARN
[  112.497726][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.497984][   T70] Workqueue: netns cleanup_net
[  112.498192][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.498441][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.499163][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  112.499403][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d9d2740 RCX: 1ff4000000096eaf
[  112.499700][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d9d27f8
[  112.499999][   T70] RBP: ff1100000c55c000 R08: 1fe2200001b3a500 R09: ff11000008d78bd0
[  112.500285][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  112.500582][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000087ac000
[  112.500880][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.501210][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.501453][   T70] CR2: 000055fa1ad5ed5c CR3: 000000000be97006 CR4: 0000000000771ef0
[  112.501736][   T70] PKRU: 55555554
[  112.501894][   T70] Call Trace:
[  112.502048][   T70]  <TASK>
[  112.502145][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.502336][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.502487][   T70]  netif_close_many (net/core/dev.c:1804)
[  112.502686][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.502885][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.503084][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.503296][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  112.503482][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  112.503714][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  112.503910][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  112.504149][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.504332][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.504568][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.504750][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.504954][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.505198][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  112.505424][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.505611][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.505793][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.505991][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.506201][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.506400][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.506599][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.506795][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.506997][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.507187][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.507383][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.507584][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.507785][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.507992][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.508186][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.508378][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.508575][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.508781][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.508984][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.509174][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.509361][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.509548][   T70]  kthread (kernel/kthread.c:436)
[  112.509688][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.509933][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.510131][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.510318][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.510556][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.510750][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.510959][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.529210][   T70] ------------[ cut here ]------------
| [  112.529436][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.529829][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.530547][   T70] Tainted: [W]=WARN
[  112.530650][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.530804][   T70] Workqueue: netns cleanup_net
[  112.531015][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.531184][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.531666][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  112.531879][   T70] RAX: 00000000ffffffa6 RBX: ff1100001276ce40 RCX: 1ff4000000096eaf
[  112.532072][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001276cef8
[  112.532263][   T70] RBP: ff110000087ac000 R08: 1fe22000024ed9e0 R09: ff11000008d78bd0
[  112.532446][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  112.532636][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2d1000
[  112.532899][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.533183][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.533362][   T70] CR2: 000055fa1ad5ed5c CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.533556][   T70] PKRU: 55555554
[  112.533651][   T70] Call Trace:
[  112.533766][   T70]  <TASK>
[  112.533881][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.534034][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.534163][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.534257][   T70]  netif_close_many (net/core/dev.c:1804)
[  112.534391][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.534521][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.534643][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.534763][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  112.534962][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  112.535119][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  112.535265][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  112.535446][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.535581][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.535740][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.535916][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.536052][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.536220][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  112.536359][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.536484][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.536610][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.536742][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.536929][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.537100][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.537265][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.537398][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.537528][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.537658][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.537795][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.537976][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.538110][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.538242][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.538396][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.538525][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.538651][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.538812][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.538991][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.539120][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.539275][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.539401][   T70]  kthread (kernel/kthread.c:436)
[  112.539501][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.539665][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.539798][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.539992][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.540154][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.540286][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.540408][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.545052][   T70] ------------[ cut here ]------------
| [  112.545208][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.545475][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.546200][   T70] Tainted: [W]=WARN
[  112.546302][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.546467][   T70] Workqueue: netns cleanup_net
[  112.546601][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.546777][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.547540][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  112.547778][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d93b540 RCX: 1ff4000000096eaf
[  112.548064][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d93b5f8
[  112.548257][   T70] RBP: ff1100000a2d1000 R08: 1fe2200001b276c0 R09: ff11000008d78bd0
[  112.548461][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  112.548652][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b77e0
[  112.548913][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.549150][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.549315][   T70] CR2: 000055fa1ad5ed5c CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.549540][   T70] PKRU: 55555554
[  112.549647][   T70] Call Trace:
[  112.549749][   T70]  <TASK>
[  112.549897][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.550052][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.550186][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.550292][   T70]  netif_close_many (net/core/dev.c:1804)
[  112.550433][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.550560][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.550683][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.550867][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  112.551003][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  112.551155][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  112.551306][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  112.551486][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.551618][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.551770][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.551968][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.552104][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.552265][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  112.552410][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.552535][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.552658][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.552783][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.553113][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.553240][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.553369][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.553512][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.553643][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.553782][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.554023][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.554158][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.554285][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.554410][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.554535][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.554683][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.554876][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.555098][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.555229][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.555360][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.555487][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.555621][   T70]  kthread (kernel/kthread.c:436)
[  112.555713][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.555936][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.556074][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.556210][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.556376][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.556510][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.556635][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.561875][   T70] ------------[ cut here ]------------
| [  112.562062][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.562339][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.564683][   T70] Tainted: [W]=WARN
[  112.564789][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.565073][   T70] Workqueue: netns cleanup_net
[  112.565203][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.565369][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.565812][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  112.566081][   T70] RAX: 00000000ffffffa6 RBX: ff1100001276de00 RCX: 1ff4000000096ed5
[  112.566272][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001276deb8
[  112.566455][   T70] RBP: ff1100000c55c000 R08: 1fe22000024edbd8 R09: ff11000008d78bd0
[  112.566648][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  112.566882][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  112.567086][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.567313][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.567469][   T70] CR2: 000055fa1ad5ed5c CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.567661][   T70] PKRU: 55555554
[  112.567763][   T70] Call Trace:
[  112.567901][   T70]  <TASK>
[  112.567970][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  112.568127][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.568292][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.568411][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.568553][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.568710][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.568890][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.569032][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.569154][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.569294][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.569417][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.569547][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.569676][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.569806][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.570002][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.570123][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.570242][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.570384][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.570512][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.570641][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.570764][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.570938][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.571127][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.571247][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.571374][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.571494][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.571621][   T70]  kthread (kernel/kthread.c:436)
[  112.571715][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.571931][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.572063][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.572185][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.572339][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.572475][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.572599][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.576418][   T70] ------------[ cut here ]------------
| [  112.576553][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.576790][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.577468][   T70] Tainted: [W]=WARN
[  112.577575][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.577724][   T70] Workqueue: netns cleanup_net
[  112.577860][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.578036][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.578486][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  112.578660][   T70] RAX: 00000000ffffffa6 RBX: ff110000114d43c0 RCX: 1ff4000000096ed5
[  112.578859][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000114d4478
[  112.579054][   T70] RBP: ff110000087ac000 R08: 1fe220000229a890 R09: ff11000008d78bd0
[  112.579242][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  112.579425][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  112.579630][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.579971][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.580204][   T70] CR2: 000055fa1ad5ed5c CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.580420][   T70] PKRU: 55555554
[  112.580518][   T70] Call Trace:
[  112.580622][   T70]  <TASK>
[  112.580686][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  112.580851][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.581029][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.581170][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.581290][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.581445][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.581566][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.581700][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.581830][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.581956][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.582088][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.582210][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.582404][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.582547][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.582674][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.582799][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.582941][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.583077][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.583201][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.583334][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.583465][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.583596][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.583727][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.583940][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.584066][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.584217][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.584336][   T70]  kthread (kernel/kthread.c:436)
[  112.584443][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.584761][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.585018][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.585148][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.585300][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.585432][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.585562][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.589142][   T70] ------------[ cut here ]------------
| [  112.589278][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.589544][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.590201][   T70] Tainted: [W]=WARN
[  112.590294][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.590450][   T70] Workqueue: netns cleanup_net
[  112.590599][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.590763][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.591211][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  112.591366][   T70] RAX: 00000000ffffffa6 RBX: ff110000114d5700 RCX: 1ff4000000096ed5
[  112.591553][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000114d57b8
[  112.591738][   T70] RBP: ff1100000a2d1000 R08: 1fe220000229aaf8 R09: ff11000008d78bd0
[  112.591925][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  112.592114][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  112.592324][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.592549][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.592709][   T70] CR2: 000055fa1ad5ed5c CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.592970][   T70] PKRU: 55555554
[  112.593089][   T70] Call Trace:
[  112.593180][   T70]  <TASK>
[  112.593244][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  112.593399][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.593552][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.593673][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.593869][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.594039][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.594173][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.594320][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.594442][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.594617][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.594776][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.594970][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.595147][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.595276][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.595402][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.595524][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.595659][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.595787][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.595967][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.596089][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.596219][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.596340][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.596467][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.596596][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.596732][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.596908][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.597044][   T70]  kthread (kernel/kthread.c:436)
[  112.597135][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.597305][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.597486][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.597635][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.597811][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.598034][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.598166][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.703646][   T70] ------------[ cut here ]------------
| [  112.703811][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.704086][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.704738][   T70] Tainted: [W]=WARN
[  112.704846][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.705013][   T70] Workqueue: netns cleanup_net
[  112.705150][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.705321][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.705770][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  112.705942][   T70] RAX: 00000000ffffffa6 RBX: ff110000110abe00 RCX: 1ff4000000096eaf
[  112.706136][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000110abeb8
[  112.706321][   T70] RBP: ff1100000d329000 R08: 1fe22000022157d8 R09: ff11000008d78bd0
[  112.706505][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  112.706688][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d32c000
[  112.706885][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.707119][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.707276][   T70] CR2: 00007f09173c8574 CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.707460][   T70] PKRU: 55555554
[  112.707555][   T70] Call Trace:
[  112.707647][   T70]  <TASK>
[  112.707714][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.707903][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.708004][   T70]  netif_close_many (net/core/dev.c:1804)
[  112.708127][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.708252][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.708377][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.708499][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  112.708622][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  112.708777][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  112.708961][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  112.709116][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.709239][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.709396][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.709519][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.709643][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.709798][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  112.709935][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.710072][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.710196][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.710322][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.710446][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.710570][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.710714][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.710907][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.711041][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.711168][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.711291][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.711413][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.711538][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.711660][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.711786][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.711920][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.712051][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.712180][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.712305][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.712428][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.712553][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.712677][   T70]  kthread (kernel/kthread.c:436)
[  112.712772][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.712933][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.713063][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.713190][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.713349][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.713474][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.713601][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.716780][   T70] ------------[ cut here ]------------
| [  112.716933][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.717196][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.717831][   T70] Tainted: [W]=WARN
[  112.717925][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.718087][   T70] Workqueue: netns cleanup_net
[  112.718216][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.718378][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.718824][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  112.718991][   T70] RAX: 00000000ffffffa6 RBX: ff1100000bf21c40 RCX: 1ff4000000096eaf
[  112.719176][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf21cf8
[  112.719360][   T70] RBP: ff1100000d32c000 R08: 1fe22000017e43a0 R09: ff11000008d78bd0
[  112.719545][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  112.719732][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2f4000
[  112.719928][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.720150][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.720308][   T70] CR2: 00007f09173c8574 CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.720494][   T70] PKRU: 55555554
[  112.720588][   T70] Call Trace:
[  112.720680][   T70]  <TASK>
[  112.720745][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.720875][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.721006][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.721101][   T70]  netif_close_many (net/core/dev.c:1804)
[  112.721227][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.721351][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.721478][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.721601][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  112.721725][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  112.721882][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  112.722013][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  112.722169][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.722293][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.722448][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.722571][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.722695][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.722854][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  112.722984][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.723108][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.723231][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.723358][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.723481][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.723604][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.723730][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.723861][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.723990][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.724117][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.724241][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.724366][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.724560][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.724692][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.724833][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.724969][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.725094][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.725227][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.725357][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.725481][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.725606][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.725729][   T70]  kthread (kernel/kthread.c:436)
[  112.725830][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.725991][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.726118][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.726247][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.726406][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.726537][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.726661][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.731555][   T70] ------------[ cut here ]------------
| [  112.731700][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.731962][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.732626][   T70] Tainted: [W]=WARN
[  112.732726][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.732890][   T70] Workqueue: netns cleanup_net
[  112.733025][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.733265][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.733738][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  112.733907][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d987e00 RCX: 1ff4000000096eaf
[  112.734100][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d987eb8
[  112.734293][   T70] RBP: ff1100000a2f4000 R08: 1fe2200001b30fd8 R09: ff11000008d78bd0
[  112.734478][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  112.734665][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b77e0
[  112.734859][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.735088][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.735274][   T70] CR2: 00007f09173c8574 CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.735462][   T70] PKRU: 55555554
[  112.735555][   T70] Call Trace:
[  112.735649][   T70]  <TASK>
[  112.735714][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.735847][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.735982][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.736077][   T70]  netif_close_many (net/core/dev.c:1804)
[  112.736201][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.736326][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.736449][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.736573][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  112.736697][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  112.736917][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  112.737050][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  112.737210][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.737339][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.737493][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.737619][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.737745][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.738116][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  112.738247][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.738372][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.738497][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.738622][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.738746][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.738984][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.739112][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.739241][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.739366][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.739494][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.739619][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.739742][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.739921][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.740049][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.740174][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.740307][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.740429][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.740582][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.740713][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.740890][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.741020][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.741145][   T70]  kthread (kernel/kthread.c:436)
[  112.741240][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.741397][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.741525][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.741651][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.741805][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.741988][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.742113][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.756467][   T70] ------------[ cut here ]------------
| [  112.756607][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.756860][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.757492][   T70] Tainted: [W]=WARN
[  112.757586][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.757736][   T70] Workqueue: netns cleanup_net
[  112.757871][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.758038][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.758518][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  112.758688][   T70] RAX: 00000000ffffffa6 RBX: ff11000005097540 RCX: 1ff4000000096ed5
[  112.758879][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000050975f8
[  112.759065][   T70] RBP: ff1100000d329000 R08: 1fe2200000a12ec0 R09: ff11000008d78bd0
[  112.759245][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  112.759425][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  112.759604][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.759814][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.759980][   T70] CR2: 00007f09173c8574 CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.760165][   T70] PKRU: 55555554
[  112.760257][   T70] Call Trace:
[  112.760346][   T70]  <TASK>
[  112.760409][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  112.760562][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.760715][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.760910][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.761037][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.761189][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.761311][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.761431][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.761555][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.761677][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.761795][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.761997][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.762120][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.762237][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.762366][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.762485][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.762602][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.762729][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.762862][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.762995][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.763116][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.763234][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.763358][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.763479][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.763604][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.763723][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.763849][   T70]  kthread (kernel/kthread.c:436)
[  112.763938][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.764100][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.764220][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.764342][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.764492][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.764612][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.764737][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.767700][   T70] ------------[ cut here ]------------
| [  112.768125][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.768371][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.768994][   T70] Tainted: [W]=WARN
[  112.769088][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.769237][   T70] Workqueue: netns cleanup_net
[  112.769367][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.769523][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.769957][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  112.770109][   T70] RAX: 00000000ffffffa6 RBX: ff1100000a2ea040 RCX: 1ff4000000096ed5
[  112.770285][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a2ea0f8
[  112.770462][   T70] RBP: ff1100000d32c000 R08: 1fe220000145d420 R09: ff11000008d78bd0
[  112.770637][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  112.770821][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  112.771005][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.771213][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.771364][   T70] CR2: 00007f09173c8574 CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.771545][   T70] PKRU: 55555554
[  112.771635][   T70] Call Trace:
[  112.771724][   T70]  <TASK>
[  112.771786][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  112.771944][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.772097][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.772234][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.772407][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.772575][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.772694][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.772813][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.772940][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.773064][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.773183][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.773307][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.773431][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.773549][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.773671][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.773789][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.773913][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.774040][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.774160][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.774285][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.774408][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.774526][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.774649][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.774770][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.774894][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.775020][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.775138][   T70]  kthread (kernel/kthread.c:436)
[  112.775232][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.775459][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.775596][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.775719][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.775882][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.776011][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.776134][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.780412][   T70] ------------[ cut here ]------------
| [  112.780549][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.780878][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.781511][   T70] Tainted: [W]=WARN
[  112.781605][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.781754][   T70] Workqueue: netns cleanup_net
[  112.781888][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.782049][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.782473][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  112.782622][   T70] RAX: 00000000ffffffa6 RBX: ff1100000a2eb1c0 RCX: 1ff4000000096ed5
[  112.782798][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a2eb278
[  112.782986][   T70] RBP: ff1100000a2f4000 R08: 1fe220000145d650 R09: ff11000008d78bd0
[  112.783163][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  112.783341][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  112.783518][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.783726][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.783881][   T70] CR2: 00007f09173c8574 CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.784067][   T70] PKRU: 55555554
[  112.784157][   T70] Call Trace:
[  112.784247][   T70]  <TASK>
[  112.784310][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  112.784460][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.784609][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.784728][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.784851][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  112.785011][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.785130][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.785249][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.785369][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.785488][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.785608][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.785728][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.785958][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.786077][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.786202][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.786321][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.786441][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.786561][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.786681][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.786803][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.787033][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.787154][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.787279][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.787398][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.787517][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.787640][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.787759][   T70]  kthread (kernel/kthread.c:436)
[  112.787944][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.788100][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.788219][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.788340][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.788489][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.788607][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.788732][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.898366][   T70] ------------[ cut here ]------------
| [  112.898522][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.898779][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.899444][   T70] Tainted: [W]=WARN
[  112.899538][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.899696][   T70] Workqueue: netns cleanup_net
[  112.899832][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.900003][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.900453][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  112.900612][   T70] RAX: 00000000ffffffa6 RBX: ff11000011776200 RCX: 1ff4000000096eaf
[  112.900798][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117762b8
[  112.900999][   T70] RBP: ff11000007fb4000 R08: 1fe22000022eec58 R09: ff11000008d78bd0
[  112.901188][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  112.901372][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b77e0
[  112.901563][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.901779][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.901954][   T70] CR2: 00007f09173c8574 CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.902146][   T70] PKRU: 55555554
[  112.902239][   T70] Call Trace:
[  112.902337][   T70]  <TASK>
[  112.902403][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.902529][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.902625][   T70]  netif_close_many (net/core/dev.c:1804)
[  112.902749][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.902885][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.903014][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.903137][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  112.903260][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  112.903413][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  112.903537][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  112.903690][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.903814][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.903945][   T70]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[  112.904075][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.904234][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  112.904363][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.904487][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.904609][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.904736][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.904863][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.904988][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.905113][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.905242][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.905364][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.905491][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.905616][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.905738][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.905870][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.906000][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.906127][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.906256][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.906378][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.906507][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.906633][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.906756][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.906888][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.907013][   T70]  kthread (kernel/kthread.c:436)
[  112.907107][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.907260][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.907383][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.907509][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.907665][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.907788][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.907922][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.910269][   T70] ------------[ cut here ]------------
| [  112.910397][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  112.910632][   T70] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [  112.911310][   T70] Tainted: [W]=WARN
[  112.911400][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.911676][   T70] Workqueue: netns cleanup_net
[  112.911874][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.912041][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.912469][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  112.912619][   T70] RAX: 00000000ffffffa6 RBX: ff11000011777700 RCX: 1ff4000000096ed5
[  112.912801][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117777b8
[  112.912994][   T70] RBP: ff11000007fb4000 R08: 1fe22000022eeef8 R09: ff11000008d78bd0
[  112.913172][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  112.913352][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  112.913532][   T70] FS:  0000000000000000(0000) GS:ff110000877c3000(0000) knlGS:0000000000000000
[  112.913742][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.913903][   T70] CR2: 00007f09173c8574 CR3: 0000000033d5d001 CR4: 0000000000771ef0
[  112.914089][   T70] PKRU: 55555554
[  112.914179][   T70] Call Trace:
[  112.914270][   T70]  <TASK>
[  112.914333][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  112.914487][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  112.914638][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  112.914761][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  112.914887][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  112.915013][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  112.915134][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  112.915261][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  112.915384][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  112.915504][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  112.915625][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  112.915743][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.915874][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  112.915994][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.916112][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  112.916232][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  112.916352][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  112.916473][   T70]  process_one_work (kernel/workqueue.c:3314)
[  112.916593][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  112.916711][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  112.916847][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  112.916971][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.917089][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  112.917210][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  112.917329][   T70]  kthread (kernel/kthread.c:436)
[  112.917428][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.917576][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  112.917696][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.917823][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  112.917976][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.918095][   T70]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_features_change:ethnl_set_features
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init