======================================
| xx__-> [    8.965843][  T185] ------------[ cut here ]------------
| [    8.966107][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [    8.966350][  T185] Modules linked in:
| [    8.966761][  T185] Tainted: [W]=WARN
[    8.966975][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.967146][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.967326][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.967815][  T185] RSP: 0018:ffa0000000927ab0 EFLAGS: 00010286
[    8.968021][  T185] RAX: 00000000ffffffa6 RBX: ff11000004bf9540 RCX: 1ff4000000124f1c
[    8.968223][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bf95f8
[    8.968426][  T185] RBP: ff11000009b44000 R08: 1fe220000097f2c0 R09: ff1100000c210b80
[    8.968629][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    8.968839][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b44000
[    8.969048][  T185] FS:  00007f9ef8edb840(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[    8.969288][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.969462][  T185] CR2: 0000000000479648 CR3: 000000000cc0f006 CR4: 0000000000771ef0
[    8.969703][  T185] PKRU: 55555554
[    8.969908][  T185] Call Trace:
[    8.970014][  T185]  <TASK>
[    8.970086][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.970228][  T185]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.970369][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.970472][  T185]  register_netdevice (net/core/dev.c:11488)
[    8.970609][  T185]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.970786][  T185]  register_netdev (net/core/dev.c:11552)
[    8.970927][  T185]  loopback_net_init (drivers/net/loopback.c:218)
[    8.971063][  T185]  ops_init (net/core/net_namespace.c:137)
[    8.971167][  T185]  setup_net (net/core/net_namespace.c:446)
[    8.971268][  T185]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.971401][  T185]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.971537][  T185]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.971675][  T185]  copy_net_ns (net/core/net_namespace.c:579)
[    8.971816][  T185]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.971961][  T185]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.972098][  T185]  ksys_unshare (kernel/fork.c:3243)
[    8.972232][  T185]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.972368][  T185]  ? __ia32_sys_open (fs/open.c:1374)
[    8.972507][  T185]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.972639][  T185]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.972779][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.972919][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.973054][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.973189][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.973354][  T185] RIP: 0033:0x7f9ef919dbcb
[    8.973497][  T185] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.973994][  T185] RSP: 002b:00007ffc8e4d0ba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.974197][  T185] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ef919dbcb
[    8.974400][  T185] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.974601][  T185] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    8.974805][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8e4d2dd0
[    8.975010][  T185] R13: 0000000000000001 R14: 00007f9ef8edb6f8 R15: 00007ffc8e4d46d5
| [    8.999948][  T186] ------------[ cut here ]------------
| [    9.000112][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.000344][  T186] Modules linked in:
| [    9.000722][  T186] Tainted: [W]=WARN
[    9.000831][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.001006][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.001181][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.001659][  T186] RSP: 0018:ffa0000000937030 EFLAGS: 00010286
[    9.001835][  T186] RAX: 00000000ffffffa6 RBX: ff11000004bf8580 RCX: 1ff4000000126dcc
[    9.002043][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bf8638
[    9.002242][  T186] RBP: ff11000009b44000 R08: 1fe220000097f0c8 R09: ff1100000c212e58
[    9.002442][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.002641][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b44cd1
[    9.002853][  T186] FS:  00007f9a9e2d0840(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[    9.003089][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.003257][  T186] CR2: 00007f9a9e5a01a0 CR3: 000000000c2b7002 CR4: 0000000000771ef0
[    9.003459][  T186] PKRU: 55555554
[    9.003559][  T186] Call Trace:
[    9.003660][  T186]  <TASK>
[    9.003730][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.003876][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.003979][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.004114][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.004251][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.004387][  T186]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.004521][  T186]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.004656][  T186]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.004798][  T186]  netif_change_flags (net/core/dev.c:9820)
[    9.004942][  T186]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.005079][  T186]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.005214][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.005383][  T186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.005518][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.005653][  T186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.005790][  T186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.005930][  T186]  ? __kernel_text_address (kernel/extable.c:79)
[    9.006065][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.006203][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.006336][  T186]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.006470][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.006604][  T186]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.006738][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.006881][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.007015][  T186]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.007148][  T186]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.007283][  T186]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.007417][  T186]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.007550][  T186]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.007686][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.007827][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.007965][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.008096][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.008232][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.008366][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.008500][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.008635][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.008771][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.008910][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.009043][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.009179][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.009312][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.009446][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.009578][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.009710][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.009854][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.009990][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.010124][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.010258][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.010392][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.010530][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.010663][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.010804][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.010946][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.011081][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.011215][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.011364][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.011499][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.011636][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.011775][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.011913][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.012079][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.012213][  T186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.012346][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.012482][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.012615][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.012785][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.012936][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.013070][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.013201][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.013371][  T186]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.013507][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.013641][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.013779][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.014005][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.014141][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.014307][  T186] RIP: 0033:0x7f9a9e50a08e
[    9.014538][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.015027][  T186] RSP: 002b:00007ffc65cd78d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.015316][  T186] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9a9e50a08e
[    9.015515][  T186] RDX: 0000000000000000 RSI: 00007ffc65cd7980 RDI: 0000000000000005
[    9.015811][  T186] RBP: 00007ffc65cd78e0 R08: 0000000000000000 R09: 0000000000000000
[    9.016016][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e883
[    9.016217][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc65cd8050
| [    9.134187][  T190] ------------[ cut here ]------------
| [    9.134359][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/190
| [    9.134601][  T190] Modules linked in:
| [    9.135033][  T190] Tainted: [W]=WARN
[    9.135135][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.135306][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.135489][  T190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.135985][  T190] RSP: 0018:ffa0000000977ab0 EFLAGS: 00010286
[    9.136156][  T190] RAX: 00000000ffffffa6 RBX: ff11000009254040 RCX: 1ff400000012ef1c
[    9.136360][  T190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092540f8
[    9.136562][  T190] RBP: ff110000075f1000 R08: 1fe220000124a820 R09: ff1100000cedd180
[    9.136767][  T190] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.136974][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075f1000
[    9.137178][  T190] FS:  00007f79bd8a9840(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[    9.137417][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.137590][  T190] CR2: 00007f79bdaaac20 CR3: 000000000d417003 CR4: 0000000000771ef0
[    9.137797][  T190] PKRU: 55555554
[    9.137913][  T190] Call Trace:
[    9.138015][  T190]  <TASK>
[    9.138086][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.138224][  T190]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.138363][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.138468][  T190]  register_netdevice (net/core/dev.c:11488)
[    9.138605][  T190]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.138780][  T190]  register_netdev (net/core/dev.c:11552)
[    9.138921][  T190]  loopback_net_init (drivers/net/loopback.c:218)
[    9.139058][  T190]  ops_init (net/core/net_namespace.c:137)
[    9.139162][  T190]  setup_net (net/core/net_namespace.c:446)
[    9.139264][  T190]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.139399][  T190]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.139534][  T190]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.139673][  T190]  copy_net_ns (net/core/net_namespace.c:579)
[    9.139813][  T190]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.139956][  T190]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.140096][  T190]  ksys_unshare (kernel/fork.c:3243)
[    9.140232][  T190]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.140369][  T190]  ? __ia32_sys_open (fs/open.c:1374)
[    9.140508][  T190]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.140642][  T190]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.140785][  T190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.140925][  T190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.141061][  T190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.141196][  T190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.141368][  T190] RIP: 0033:0x7f79bdb6bbcb
[    9.141510][  T190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.141998][  T190] RSP: 002b:00007ffd45700e98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.142200][  T190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f79bdb6bbcb
[    9.142399][  T190] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.142599][  T190] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.142804][  T190] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd457030c0
[    9.143009][  T190] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd457036d5
| [    9.166712][  T191] ------------[ cut here ]------------
| [    9.167346][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/191
| [    9.167584][  T191] Modules linked in:
| [    9.167984][  T191] Tainted: [W]=WARN
[    9.168086][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.168252][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.168427][  T191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.168915][  T191] RSP: 0018:ffa0000000987030 EFLAGS: 00010286
[    9.169082][  T191] RAX: 00000000ffffffa6 RBX: ff110000092551c0 RCX: 1ff4000000130dcc
[    9.169282][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009255278
[    9.169482][  T191] RBP: ff110000075f1000 R08: 1fe220000124aa50 R09: ff1100000cedae58
[    9.169687][  T191] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.169894][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075f1cd1
[    9.170093][  T191] FS:  00007f5da1eab840(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[    9.170328][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.170496][  T191] CR2: 0000000010d8f988 CR3: 000000000d41f002 CR4: 0000000000771ef0
[    9.170703][  T191] PKRU: 55555554
[    9.170806][  T191] Call Trace:
[    9.170913][  T191]  <TASK>
[    9.170983][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.171120][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.171222][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.171357][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[    9.171498][  T191]  ? netif_change_name (net/core/dev.c:1495)
[    9.171631][  T191]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.171770][  T191]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.171911][  T191]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.172047][  T191]  netif_change_flags (net/core/dev.c:9820)
[    9.172182][  T191]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.172323][  T191]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.172458][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.172624][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.172763][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.172901][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.173034][  T191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.173169][  T191]  ? __kernel_text_address (kernel/extable.c:79)
[    9.173311][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.173446][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.173580][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.173714][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.173860][  T191]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.173995][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.174135][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.174268][  T191]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.174403][  T191]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.174537][  T191]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.174671][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.174811][  T191]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.174953][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.175095][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.175229][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.175363][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.175498][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.175631][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.175769][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.175918][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.176052][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.176185][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.176319][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.176456][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.176590][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.176725][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.176874][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.177008][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.177144][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.177277][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.177413][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.177548][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.177688][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.177831][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.177970][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.178106][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.178240][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.178374][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.178509][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.178653][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.178793][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.178934][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.179070][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.179204][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.179369][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[    9.179509][  T191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.179643][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.179783][  T191]  ___sys_sendmsg (net/socket.c:2752)
[    9.179923][  T191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.180090][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.180236][  T191]  __sys_sendmsg (net/socket.c:2784)
[    9.180377][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.180508][  T191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.180678][  T191]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.180817][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.180958][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.181090][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.181229][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.181363][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.181529][  T191] RIP: 0033:0x7f5da20e508e
[    9.181669][  T191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.182163][  T191] RSP: 002b:00007ffca2fab2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.182363][  T191] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5da20e508e
[    9.182564][  T191] RDX: 0000000000000000 RSI: 00007ffca2fab350 RDI: 0000000000000005
[    9.182767][  T191] RBP: 00007ffca2fab2b0 R08: 0000000000000000 R09: 0000000000000000
[    9.182971][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e883
[    9.183176][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca2faba20
| [    9.303564][  T195] ------------[ cut here ]------------
| [    9.303752][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/195
| [    9.304014][  T195] Modules linked in:
| [    9.304399][  T195] Tainted: [W]=WARN
[    9.304501][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.304671][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.304862][  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
[    9.305341][  T195] RSP: 0018:ffa00000009c7ab0 EFLAGS: 00010286
[    9.305512][  T195] RAX: 00000000ffffffa6 RBX: ff1100000ccdfa80 RCX: 1ff4000000138f1c
[    9.305713][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ccdfb38
[    9.305925][  T195] RBP: ff1100000c3fc000 R08: 1fe220000199bf68 R09: ff1100000cd38b80
[    9.306127][  T195] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.306327][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3fc000
[    9.306530][  T195] FS:  00007f580600b840(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[    9.306774][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.306952][  T195] CR2: 00007f580620cc20 CR3: 000000000cb45002 CR4: 0000000000771ef0
[    9.307156][  T195] PKRU: 55555554
[    9.307258][  T195] Call Trace:
[    9.307359][  T195]  <TASK>
[    9.307431][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.307568][  T195]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.307706][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.307817][  T195]  register_netdevice (net/core/dev.c:11488)
[    9.307960][  T195]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.308132][  T195]  register_netdev (net/core/dev.c:11552)
[    9.308269][  T195]  loopback_net_init (drivers/net/loopback.c:218)
[    9.308405][  T195]  ops_init (net/core/net_namespace.c:137)
[    9.308510][  T195]  setup_net (net/core/net_namespace.c:446)
[    9.308613][  T195]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.308751][  T195]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.308895][  T195]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.309035][  T195]  copy_net_ns (net/core/net_namespace.c:579)
[    9.309173][  T195]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.309312][  T195]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.309449][  T195]  ksys_unshare (kernel/fork.c:3243)
[    9.309586][  T195]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.309724][  T195]  ? __ia32_sys_open (fs/open.c:1374)
[    9.309875][  T195]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.310011][  T195]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.310148][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.310285][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.310422][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.310561][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.310731][  T195] RIP: 0033:0x7f58062cdbcb
[    9.310888][  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
[    9.311374][  T195] RSP: 002b:00007fffac4dc8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.311580][  T195] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f58062cdbcb
[    9.311787][  T195] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.311995][  T195] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.312198][  T195] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffac4deb00
[    9.312401][  T195] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffac4df6d5
| [    9.348427][  T196] ------------[ cut here ]------------
| [    9.348599][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/196
| [    9.348835][  T196] Modules linked in:
| [    9.349326][  T196] Tainted: [W]=WARN
[    9.349428][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.349621][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.349809][  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
[    9.350292][  T196] RSP: 0018:ffa00000009d7030 EFLAGS: 00010286
[    9.350481][  T196] RAX: 00000000ffffffa6 RBX: ff1100000ccde740 RCX: 1ff400000013adcc
[    9.350687][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ccde7f8
[    9.350898][  T196] RBP: ff1100000c3fc000 R08: 1fe220000199bd00 R09: ff1100000c9dd158
[    9.351145][  T196] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.351352][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3fccd1
[    9.351554][  T196] FS:  00007f7b7a8db840(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[    9.351795][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.351971][  T196] CR2: 000000000ff95988 CR3: 0000000004b57005 CR4: 0000000000771ef0
[    9.352174][  T196] PKRU: 55555554
[    9.352277][  T196] Call Trace:
[    9.352377][  T196]  <TASK>
[    9.352447][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.352585][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.352687][  T196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.352827][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[    9.352969][  T196]  ? netif_change_name (net/core/dev.c:1495)
[    9.353104][  T196]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.353239][  T196]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.353373][  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))
[    9.353511][  T196]  netif_change_flags (net/core/dev.c:9820)
[    9.353645][  T196]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.353786][  T196]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.353925][  T196]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.354092][  T196]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.354226][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.354362][  T196]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.354495][  T196]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.354634][  T196]  ? __kernel_text_address (kernel/extable.c:79)
[    9.354772][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.354914][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.355047][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.355180][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.355315][  T196]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.355451][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.355585][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.355718][  T196]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.355863][  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)
[    9.355999][  T196]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.356134][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.356269][  T196]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.356406][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.356545][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.356680][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.356818][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.356958][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.357092][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.357226][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.357363][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.357498][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.357632][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.357767][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.357910][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.358045][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.358180][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.358314][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.358449][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.358585][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.358719][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.358864][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.358999][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.359134][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.359272][  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))
[    9.359406][  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))
[    9.359544][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.359682][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.359823][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.359964][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.360101][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.360237][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.360377][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.360513][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.360648][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.360819][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[    9.360960][  T196]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.361096][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.361232][  T196]  ___sys_sendmsg (net/socket.c:2752)
[    9.361367][  T196]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.361534][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.361681][  T196]  __sys_sendmsg (net/socket.c:2784)
[    9.361819][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.361960][  T196]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.362132][  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)
[    9.362267][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.362404][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.362540][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.362677][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.362816][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.362990][  T196] RIP: 0033:0x7f7b7ab1508e
[    9.363133][  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
[    9.363638][  T196] RSP: 002b:00007ffd2bcbca40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.363904][  T196] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7b7ab1508e
[    9.364102][  T196] RDX: 0000000000000000 RSI: 00007ffd2bcbcaf0 RDI: 0000000000000005
[    9.364297][  T196] RBP: 00007ffd2bcbca50 R08: 0000000000000000 R09: 0000000000000000
[    9.364492][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e883
[    9.364702][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2bcbd1c0
| [    9.480460][  T200] ------------[ cut here ]------------
| [    9.480657][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/200
| [    9.481396][  T200] Modules linked in:
| [    9.481804][  T200] Tainted: [W]=WARN
[    9.481915][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.482090][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.482270][  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
[    9.482769][  T200] RSP: 0018:ffa0000000a17ab0 EFLAGS: 00010286
[    9.482951][  T200] RAX: 00000000ffffffa6 RBX: ff1100000ba1be00 RCX: 1ff4000000142f1c
[    9.483154][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ba1beb8
[    9.483357][  T200] RBP: ff11000008801000 R08: 1fe22000017437d8 R09: ff1100000bb92e80
[    9.483560][  T200] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.483769][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008801000
[    9.483981][  T200] FS:  00007fa0dde66840(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[    9.484223][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.484396][  T200] CR2: 00007fa0de1df493 CR3: 000000000d57e004 CR4: 0000000000771ef0
[    9.484603][  T200] PKRU: 55555554
[    9.484709][  T200] Call Trace:
[    9.484816][  T200]  <TASK>
[    9.484893][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.485034][  T200]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.485172][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.485276][  T200]  register_netdevice (net/core/dev.c:11488)
[    9.485415][  T200]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.485591][  T200]  register_netdev (net/core/dev.c:11552)
[    9.485726][  T200]  loopback_net_init (drivers/net/loopback.c:218)
[    9.485875][  T200]  ops_init (net/core/net_namespace.c:137)
[    9.485981][  T200]  setup_net (net/core/net_namespace.c:446)
[    9.486085][  T200]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.486220][  T200]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.486358][  T200]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.486496][  T200]  copy_net_ns (net/core/net_namespace.c:579)
[    9.486637][  T200]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.486778][  T200]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.486921][  T200]  ksys_unshare (kernel/fork.c:3243)
[    9.487059][  T200]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.487197][  T200]  ? __ia32_sys_open (fs/open.c:1374)
[    9.487339][  T200]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.487476][  T200]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.487616][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.487753][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.487903][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.488040][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.488212][  T200] RIP: 0033:0x7fa0de128bcb
[    9.488357][  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
[    9.488860][  T200] RSP: 002b:00007ffee1d7b808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.489067][  T200] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa0de128bcb
[    9.489272][  T200] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.489478][  T200] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.489685][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffee1d7da30
[    9.489900][  T200] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee1d7f6d5
| [    9.516132][  T201] ------------[ cut here ]------------
| [    9.516307][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/201
| [    9.516544][  T201] Modules linked in:
| [    9.517522][  T201] Tainted: [W]=WARN
[    9.517630][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.517809][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.517992][  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
[    9.518464][  T201] RSP: 0018:ffa0000000a27030 EFLAGS: 00010286
[    9.518637][  T201] RAX: 00000000ffffffa6 RBX: ff1100000d6ea740 RCX: 1ff4000000144dcc
[    9.518843][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6ea7f8
[    9.519048][  T201] RBP: ff11000008801000 R08: 1fe2200001add500 R09: ff1100000bb90b58
[    9.519247][  T201] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.519446][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008801cd1
[    9.519655][  T201] FS:  00007fc8da97b840(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[    9.519898][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.520065][  T201] CR2: 000000003b59f988 CR3: 000000000d637006 CR4: 0000000000771ef0
[    9.520266][  T201] PKRU: 55555554
[    9.520366][  T201] Call Trace:
[    9.520472][  T201]  <TASK>
[    9.520544][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.520681][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.520790][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.520930][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[    9.521066][  T201]  ? netif_change_name (net/core/dev.c:1495)
[    9.521199][  T201]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.521339][  T201]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.521475][  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))
[    9.521613][  T201]  netif_change_flags (net/core/dev.c:9820)
[    9.521748][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.521894][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.522028][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.522202][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.522338][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.522473][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.522607][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.522743][  T201]  ? __kernel_text_address (kernel/extable.c:79)
[    9.522888][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.523025][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.523165][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.523299][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.523434][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.523568][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.523700][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.523838][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.523985][  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)
[    9.524119][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.524252][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.524387][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.524525][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.524662][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.524801][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.524947][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.525081][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.525215][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.525349][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.525486][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.525620][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.525763][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.525902][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.526037][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.526171][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.526305][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.526439][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.526574][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.526716][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.526860][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.526995][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.527130][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.527264][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.527400][  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))
[    9.527539][  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))
[    9.527675][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.527816][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.527956][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.528092][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.528227][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.528362][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.528504][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.528640][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.528779][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.528951][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[    9.529085][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.529218][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.529360][  T201]  ___sys_sendmsg (net/socket.c:2752)
[    9.529493][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.529661][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.529811][  T201]  __sys_sendmsg (net/socket.c:2784)
[    9.529950][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.530082][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.530257][  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)
[    9.530392][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.530526][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.530661][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.530798][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.530937][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.531109][  T201] RIP: 0033:0x7fc8dabb508e
[    9.531251][  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
[    9.531728][  T201] RSP: 002b:00007ffdc53e2990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.532033][  T201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc8dabb508e
[    9.532238][  T201] RDX: 0000000000000000 RSI: 00007ffdc53e2a40 RDI: 0000000000000005
[    9.532525][  T201] RBP: 00007ffdc53e29a0 R08: 0000000000000000 R09: 0000000000000000
[    9.532725][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e883
[    9.532931][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc53e3110
| [    9.797120][  T208] ------------[ cut here ]------------
| [    9.798156][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/208
| [    9.798482][  T208] Modules linked in:
| [    9.798993][  T208] Tainted: [W]=WARN
[    9.799101][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.799277][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.799457][  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
[    9.800017][  T208] RSP: 0018:ffa0000000a86e30 EFLAGS: 00010286
[    9.800189][  T208] RAX: 00000000ffffffa6 RBX: ff11000008f2e900 RCX: 1ff4000000150d8c
[    9.800394][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008f2e9b8
[    9.800596][  T208] RBP: ff11000009e14000 R08: 1fe22000011e5d38 R09: ff11000009f2ae80
[    9.800806][  T208] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.801102][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b10ea88
[    9.801333][  T208] FS:  00007fe4c8433840(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[    9.801573][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.801748][  T208] CR2: 000000000042ebe0 CR3: 000000000d667001 CR4: 0000000000771ef0
[    9.802079][  T208] PKRU: 55555554
[    9.802183][  T208] Call Trace:
[    9.802286][  T208]  <TASK>
[    9.802357][  T208]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.802572][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.802714][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.802824][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.803022][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.803161][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[    9.803298][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.803469][  T208]  ? netif_change_name (net/core/dev.c:1495)
[    9.803611][  T208]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.803770][  T208]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.803970][  T208]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.804112][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.804254][  T208]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.804396][  T208]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.804538][  T208]  veth_newlink (drivers/net/veth.c:1871)
[    9.804682][  T208]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.804830][  T208]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.805031][  T208]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.805180][  T208]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.805338][  T208]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.805480][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.805624][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.805769][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.805969][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.806109][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.806250][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.806390][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.806532][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.806680][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.806827][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.807014][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.807156][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.807297][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.807437][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.807587][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.807735][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.807889][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.808030][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.808170][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.808311][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.808452][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.808596][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.808736][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.808888][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.809031][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.809172][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.809317][  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))
[    9.809458][  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))
[    9.809601][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.809742][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.809895][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.810037][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.810180][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.810322][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.810466][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.810607][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.810748][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.810934][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[    9.811082][  T208]  ___sys_sendmsg (net/socket.c:2752)
[    9.811225][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.811371][  T208]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.811552][  T208]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.811697][  T208]  __sys_sendmsg (net/socket.c:2784)
[    9.811882][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.812026][  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)
[    9.812169][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.812313][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.812455][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.812595][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.812737][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.812924][  T208] RIP: 0033:0x7fe4c866d08e
[    9.813073][  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
[    9.813574][  T208] RSP: 002b:00007ffe3bab5f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.813789][  T208] RAX: ffffffffffffffda RBX: 00007ffe3bab6718 RCX: 00007fe4c866d08e
[    9.814003][  T208] RDX: 0000000000000000 RSI: 00007ffe3bab6020 RDI: 0000000000000005
[    9.814213][  T208] RBP: 00007ffe3bab5f80 R08: 0000000000000000 R09: 0000000000000000
[    9.814482][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e884
[    9.814685][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3bab66e0
| [    9.829505][  T208] ------------[ cut here ]------------
| [    9.829674][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/208
| [    9.829930][  T208] Modules linked in:
| [    9.830327][  T208] Tainted: [W]=WARN
[    9.830432][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.830604][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.830790][  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
[    9.831281][  T208] RSP: 0018:ffa0000000a871b0 EFLAGS: 00010286
[    9.831457][  T208] RAX: 00000000ffffffa6 RBX: ff1100000caf2ac0 RCX: 1ff4000000150dfc
[    9.831665][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000caf2b78
[    9.831880][  T208] RBP: ff110000087e9000 R08: 1fe220000195e570 R09: ff11000009f2ae80
[    9.832087][  T208] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.832292][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.832501][  T208] FS:  00007fe4c8433840(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[    9.832744][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.832931][  T208] CR2: 00007f96a90ee000 CR3: 000000000d667004 CR4: 0000000000771ef0
[    9.833139][  T208] PKRU: 55555554
[    9.833244][  T208] Call Trace:
[    9.833349][  T208]  <TASK>
[    9.833421][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.833563][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.833669][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[    9.833812][  T208]  ? netif_change_name (net/core/dev.c:1495)
[    9.833959][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.834098][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.834240][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.834382][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.834523][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.834662][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.834806][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.834967][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.835112][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.835253][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.835392][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.835532][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.835671][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.835817][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.835968][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.836109][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.836249][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.836387][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.836524][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.836662][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.836806][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.836951][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.837091][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.837232][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.837372][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.837513][  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))
[    9.837650][  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))
[    9.837794][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.837941][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.838080][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.838219][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.838358][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.838497][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.838637][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.838780][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.838924][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.839095][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[    9.839238][  T208]  ___sys_sendmsg (net/socket.c:2752)
[    9.839376][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.839520][  T208]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.839696][  T208]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.839841][  T208]  __sys_sendmsg (net/socket.c:2784)
[    9.839986][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.840126][  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)
[    9.840267][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.840407][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.840545][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.840684][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.840828][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.841004][  T208] RIP: 0033:0x7fe4c866d08e
[    9.841148][  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
[    9.841639][  T208] RSP: 002b:00007ffe3bab5f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.841900][  T208] RAX: ffffffffffffffda RBX: 00007ffe3bab6718 RCX: 00007fe4c866d08e
[    9.842106][  T208] RDX: 0000000000000000 RSI: 00007ffe3bab6020 RDI: 0000000000000005
[    9.842305][  T208] RBP: 00007ffe3bab5f80 R08: 0000000000000000 R09: 0000000000000000
[    9.842504][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e884
[    9.842702][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3bab66e0
| [    9.870813][  T209] ------------[ cut here ]------------
| [    9.871007][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209
| [    9.871241][  T209] Modules linked in:
| [    9.871623][  T209] Tainted: [W]=WARN
[    9.871725][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.871908][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.872091][  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
[    9.872570][  T209] RSP: 0018:ffa0000000a96e30 EFLAGS: 00010286
[    9.872830][  T209] RAX: 00000000ffffffa6 RBX: ff110000056e3a80 RCX: 1ff4000000152d8c
[    9.873048][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056e3b38
[    9.873250][  T209] RBP: ff1100000d7fc000 R08: 1fe2200000adc768 R09: ff1100000a598b80
[    9.873468][  T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.873669][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009360088
[    9.873907][  T209] FS:  00007fec4d0de840(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[    9.874143][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.874318][  T209] CR2: 000000000042ebe0 CR3: 000000000d79c003 CR4: 0000000000771ef0
[    9.874520][  T209] PKRU: 55555554
[    9.874622][  T209] Call Trace:
[    9.874724][  T209]  <TASK>
[    9.874803][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.874950][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.875070][  T209]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.875241][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[    9.875387][  T209]  ? netif_change_name (net/core/dev.c:1495)
[    9.875534][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.875675][  T209]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.875815][  T209]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.875957][  T209]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.876099][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.876234][  T209]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.876372][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.876512][  T209]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.876648][  T209]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.876791][  T209]  veth_newlink (drivers/net/veth.c:1871)
[    9.876933][  T209]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.877068][  T209]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.877203][  T209]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.877336][  T209]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.877485][  T209]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.877619][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.877783][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.877930][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.878068][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.878241][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.878376][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.878510][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.878643][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.878803][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.878949][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.879087][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.879221][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.879384][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.879520][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.879656][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.879806][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.879950][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.880084][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.880219][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.880354][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.880487][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.880623][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.880757][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.880908][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.881041][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.881199][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.881338][  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))
[    9.881472][  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))
[    9.881608][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.881743][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.881892][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.882052][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.882187][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.882322][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.882461][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.882595][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.882729][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.882925][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[    9.883072][  T209]  ___sys_sendmsg (net/socket.c:2752)
[    9.883207][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.883346][  T209]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.883533][  T209]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.883691][  T209]  __sys_sendmsg (net/socket.c:2784)
[    9.883832][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.883976][  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)
[    9.884112][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.884248][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.884408][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.884550][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.884684][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.884862][  T209] RIP: 0033:0x7fec4d31808e
[    9.885004][  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
[    9.885502][  T209] RSP: 002b:00007ffe72b502e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.885713][  T209] RAX: ffffffffffffffda RBX: 00007ffe72b50a88 RCX: 00007fec4d31808e
[    9.885933][  T209] RDX: 0000000000000000 RSI: 00007ffe72b50390 RDI: 0000000000000005
[    9.886146][  T209] RBP: 00007ffe72b502f0 R08: 0000000000000000 R09: 0000000000000000
[    9.886356][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e884
[    9.886565][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe72b50a50
| [    9.902406][  T209] ------------[ cut here ]------------
| [    9.902613][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209
| [    9.902859][  T209] Modules linked in:
| [    9.903266][  T209] Tainted: [W]=WARN
[    9.903373][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.903539][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.903712][  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
[    9.904198][  T209] RSP: 0018:ffa0000000a971b0 EFLAGS: 00010286
[    9.904368][  T209] RAX: 00000000ffffffa6 RBX: ff1100000c859c40 RCX: 1ff4000000152dfc
[    9.904568][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c859cf8
[    9.904774][  T209] RBP: ff1100000d7f9000 R08: 1fe220000190b3a0 R09: ff1100000a598b80
[    9.904982][  T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.905180][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.905380][  T209] FS:  00007fec4d0de840(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[    9.905615][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.905799][  T209] CR2: 000000000042ebe0 CR3: 000000000d79c003 CR4: 0000000000771ef0
[    9.906037][  T209] PKRU: 55555554
[    9.906139][  T209] Call Trace:
[    9.906240][  T209]  <TASK>
[    9.906309][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.906448][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.906554][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[    9.906695][  T209]  ? netif_change_name (net/core/dev.c:1495)
[    9.906838][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.906978][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.907115][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.907252][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.907395][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.907528][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.907660][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.907803][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.907949][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.908092][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.908228][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.908360][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.908494][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.908630][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.908778][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.908956][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.909088][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.909221][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.909359][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.909495][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.909631][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.909767][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.909960][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.910099][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.910232][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.910368][  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))
[    9.910501][  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))
[    9.910642][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.910780][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.910961][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.911099][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.911237][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.911374][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.911511][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.911646][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.911786][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.911958][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[    9.912095][  T209]  ___sys_sendmsg (net/socket.c:2752)
[    9.912228][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.912370][  T209]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.912549][  T209]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.912686][  T209]  __sys_sendmsg (net/socket.c:2784)
[    9.912826][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.912968][  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)
[    9.913103][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.913245][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.913377][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.913513][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.913647][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.913820][  T209] RIP: 0033:0x7fec4d31808e
[    9.913968][  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
[    9.914510][  T209] RSP: 002b:00007ffe72b502e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.914720][  T209] RAX: ffffffffffffffda RBX: 00007ffe72b50a88 RCX: 00007fec4d31808e
[    9.914931][  T209] RDX: 0000000000000000 RSI: 00007ffe72b50390 RDI: 0000000000000005
[    9.915133][  T209] RBP: 00007ffe72b502f0 R08: 0000000000000000 R09: 0000000000000000
[    9.915334][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e884
[    9.915590][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe72b50a50
| [    9.948396][  T210] ------------[ cut here ]------------
| [    9.948575][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/210
| [    9.949043][  T210] Modules linked in:
| [    9.949447][  T210] Tainted: [W]=WARN
[    9.949553][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.949728][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.949925][  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
[    9.950409][  T210] RSP: 0018:ffa0000000aa6e30 EFLAGS: 00010286
[    9.950582][  T210] RAX: 00000000ffffffa6 RBX: ff1100000c9498c0 RCX: 1ff4000000154d8c
[    9.950907][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c949978
[    9.951118][  T210] RBP: ff1100000f06c000 R08: 1fe2200001929330 R09: ff1100000a59ae80
[    9.951325][  T210] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.951525][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009edbc08
[    9.951725][  T210] FS:  00007fae5a362840(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[    9.951973][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.952143][  T210] CR2: 000000000042ebe0 CR3: 000000000d767006 CR4: 0000000000771ef0
[    9.952343][  T210] PKRU: 55555554
[    9.952444][  T210] Call Trace:
[    9.952543][  T210]  <TASK>
[    9.952611][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.952747][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.952897][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.952999][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.953135][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[    9.953268][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.953402][  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)
[    9.953537][  T210]  ? netif_change_name (net/core/dev.c:1495)
[    9.953671][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.953809][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.953948][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.954082][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.954215][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.954350][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.954485][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.954619][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.954753][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.954898][  T210]  veth_newlink (drivers/net/veth.c:1871)
[    9.955037][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.955174][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.955310][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.955443][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.955592][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.955726][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.955874][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.956007][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.956142][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.956277][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.956412][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.956545][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.956701][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.956946][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.957086][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.957223][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.957360][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.957496][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.957632][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.957774][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.957920][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.958058][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.958193][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.958329][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.958465][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.958600][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.958738][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.958884][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.959021][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.959155][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.959291][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.959430][  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))
[    9.959566][  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))
[    9.959704][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.959845][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.960009][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.960147][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.960283][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.960418][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.960557][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.960693][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.960834][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.961012][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[    9.961151][  T210]  ___sys_sendmsg (net/socket.c:2752)
[    9.961287][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.961426][  T210]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.961601][  T210]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.961738][  T210]  __sys_sendmsg (net/socket.c:2784)
[    9.961880][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.962019][  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)
[    9.962155][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.962293][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.962427][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.962562][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.962698][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.962876][  T210] RIP: 0033:0x7fae5a59c08e
[    9.963019][  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
[    9.963503][  T210] RSP: 002b:00007ffdc46a5070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.963708][  T210] RAX: ffffffffffffffda RBX: 00007ffdc46a5818 RCX: 00007fae5a59c08e
[    9.963921][  T210] RDX: 0000000000000000 RSI: 00007ffdc46a5120 RDI: 0000000000000005
[    9.964124][  T210] RBP: 00007ffdc46a5080 R08: 0000000000000000 R09: 0000000000000000
[    9.964326][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e884
[    9.964528][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc46a57e0
| [    9.980207][  T210] ------------[ cut here ]------------
| [    9.980431][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/210
| [    9.980715][  T210] Modules linked in:
| [    9.981256][  T210] Tainted: [W]=WARN
[    9.981406][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.981623][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.981875][  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
[    9.982420][  T210] RSP: 0018:ffa0000000aa71b0 EFLAGS: 00010286
[    9.982641][  T210] RAX: 00000000ffffffa6 RBX: ff110000094e0740 RCX: 1ff4000000154dfc
[    9.982918][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000094e07f8
[    9.983169][  T210] RBP: ff1100000f069000 R08: 1fe220000129c100 R09: ff1100000a59ae80
[    9.983417][  T210] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.983681][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.983954][  T210] FS:  00007fae5a362840(0000) GS:ff11000083643000(0000) knlGS:0000000000000000
[    9.984240][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.984458][  T210] CR2: 000055dccbd34d5c CR3: 000000000d767002 CR4: 0000000000771ef0
[    9.984722][  T210] PKRU: 55555554
[    9.984900][  T210] Call Trace:
[    9.985052][  T210]  <TASK>
[    9.985169][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.985357][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.985527][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[    9.985713][  T210]  ? netif_change_name (net/core/dev.c:1495)
[    9.985920][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.986121][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.986309][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.986496][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.986684][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.986887][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.987072][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.987262][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.987463][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.987651][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.987842][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.988042][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.988226][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.988410][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.988599][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.988811][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.989022][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.989209][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.989396][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.989581][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.989774][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.989969][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.990156][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.990340][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.990540][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.990728][  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))
[    9.990934][  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))
[    9.991122][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.991309][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.991495][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.991683][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.991903][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.992093][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.992279][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.992462][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.992648][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.992885][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[    9.993075][  T210]  ___sys_sendmsg (net/socket.c:2752)
[    9.993326][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.993516][  T210]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.993740][  T210]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.993952][  T210]  __sys_sendmsg (net/socket.c:2784)
[    9.994137][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.994326][  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)
[    9.994510][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.994697][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.994916][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.995101][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.995288][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.995504][  T210] RIP: 0033:0x7fae5a59c08e
[    9.995696][  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
[    9.996262][  T210] RSP: 002b:00007ffdc46a5070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.996518][  T210] RAX: ffffffffffffffda RBX: 00007ffdc46a5818 RCX: 00007fae5a59c08e
[    9.996776][  T210] RDX: 0000000000000000 RSI: 00007ffdc46a5120 RDI: 0000000000000005
[    9.997037][  T210] RBP: 00007ffdc46a5080 R08: 0000000000000000 R09: 0000000000000000
[    9.997303][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e884
[    9.997554][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc46a57e0
| [   10.100429][  T213] ------------[ cut here ]------------
| [   10.100641][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/213
| [   10.100952][  T213] Modules linked in:
| [   10.101435][  T213] Tainted: [W]=WARN
[   10.101584][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.101808][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.102045][  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
[   10.102570][  T213] RSP: 0018:ffa0000000ab7030 EFLAGS: 00010286
[   10.102796][  T213] RAX: 00000000ffffffa6 RBX: ff1100000ba0cc80 RCX: 1ff4000000156dcc
[   10.103057][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ba0cd38
[   10.103309][  T213] RBP: ff110000087e9000 R08: 1fe22000017419a8 R09: ff1100000c8dae58
[   10.103557][  T213] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.103807][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000087e9cd1
[   10.104071][  T213] FS:  00007f4a40a93840(0000) GS:ff11000083643000(0000) knlGS:0000000000000000
[   10.104355][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.104571][  T213] CR2: 000000001d44d988 CR3: 000000000d6c4001 CR4: 0000000000771ef0
[   10.104828][  T213] PKRU: 55555554
[   10.104992][  T213] Call Trace:
[   10.105141][  T213]  <TASK>
[   10.105259][  T213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.105445][  T213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.105597][  T213]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.105790][  T213]  __dev_notify_flags (net/core/dev.c:9787)
[   10.105986][  T213]  ? netif_change_name (net/core/dev.c:1495)
[   10.106168][  T213]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.106350][  T213]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.106536][  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))
[   10.106720][  T213]  netif_change_flags (net/core/dev.c:9820)
[   10.106924][  T213]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.107106][  T213]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.107289][  T213]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.107504][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.107689][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.107888][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.108071][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.108256][  T213]  ? __kernel_text_address (kernel/extable.c:79)
[   10.108438][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.108622][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.108808][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.109004][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.109186][  T213]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.109366][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.109546][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.109729][  T213]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.109932][  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)
[   10.110114][  T213]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.110297][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.110484][  T213]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.110668][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.110876][  T213]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.111063][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.111243][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.111425][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.111606][  T213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.111793][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.111994][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.112175][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.112357][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.112538][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.112721][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.112924][  T213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.113106][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.113287][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.113471][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.113655][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.113841][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.114038][  T213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.114219][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.114402][  T213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.114589][  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))
[   10.114778][  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))
[   10.114974][  T213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.115158][  T213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.115340][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.115522][  T213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.115706][  T213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.115906][  T213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.116092][  T213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.116276][  T213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.116457][  T213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.116669][  T213]  ? move_addr_to_kernel (net/socket.c:258)
[   10.116874][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.117057][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.117241][  T213]  ___sys_sendmsg (net/socket.c:2752)
[   10.117421][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.117639][  T213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.117842][  T213]  __sys_sendmsg (net/socket.c:2784)
[   10.118039][  T213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.118220][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.118438][  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)
[   10.118620][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.118809][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.119003][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.119185][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.119368][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.119581][  T213] RIP: 0033:0x7f4a40ccd08e
[   10.119776][  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
[   10.120314][  T213] RSP: 002b:00007ffe95b130a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.120562][  T213] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4a40ccd08e
[   10.120816][  T213] RDX: 0000000000000000 RSI: 00007ffe95b13150 RDI: 0000000000000005
[   10.121075][  T213] RBP: 00007ffe95b130b0 R08: 0000000000000000 R09: 0000000000000000
[   10.121323][  T213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e884
[   10.121567][  T213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe95b13820
| [   10.274359][  T218] ------------[ cut here ]------------
| [   10.274537][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/218
| [   10.274779][  T218] Modules linked in:
| [   10.275181][  T218] Tainted: [W]=WARN
[   10.275287][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.275455][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.275634][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.276129][  T218] RSP: 0018:ffa0000000ad7030 EFLAGS: 00010286
[   10.276302][  T218] RAX: 00000000ffffffa6 RBX: ff110000092543c0 RCX: 1ff400000015adcc
[   10.276505][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009254478
[   10.276706][  T218] RBP: ff11000009e14000 R08: 1fe220000124a890 R09: ff1100000cbcd158
[   10.276918][  T218] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.277121][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009e14cd1
[   10.277325][  T218] FS:  00007f6d4a11d840(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[   10.277562][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.277733][  T218] CR2: 0000000014c6c988 CR3: 000000000cb31002 CR4: 0000000000771ef0
[   10.277947][  T218] PKRU: 55555554
[   10.278049][  T218] Call Trace:
[   10.278150][  T218]  <TASK>
[   10.278219][  T218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.278356][  T218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.278459][  T218]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.278594][  T218]  __dev_notify_flags (net/core/dev.c:9787)
[   10.278730][  T218]  ? netif_change_name (net/core/dev.c:1495)
[   10.278874][  T218]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.279010][  T218]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.279145][  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))
[   10.279283][  T218]  netif_change_flags (net/core/dev.c:9820)
[   10.279419][  T218]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.279555][  T218]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.279690][  T218]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.279927][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.280065][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.280200][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.280335][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.280470][  T218]  ? __kernel_text_address (kernel/extable.c:79)
[   10.280606][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.280743][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.280946][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.281134][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.281268][  T218]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.281402][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.281534][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.281669][  T218]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.281808][  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)
[   10.281996][  T218]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.282132][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.282266][  T218]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.282402][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.282539][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.282677][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.282814][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.283001][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.283134][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.283270][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.283406][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.283540][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.283676][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.283813][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.284004][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.284141][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.284277][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.284413][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.284547][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.284685][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.284823][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.285049][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.285186][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.285322][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.285463][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.285598][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.285735][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.285961][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.286098][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.286235][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.286371][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.286507][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.286647][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.286787][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.286997][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.287167][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   10.287305][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.287441][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.287577][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   10.287711][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.287967][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.288115][  T218]  __sys_sendmsg (net/socket.c:2784)
[   10.288249][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.288382][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.288552][  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)
[   10.288696][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.288839][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.289048][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.289184][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.289318][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.289485][  T218] RIP: 0033:0x7f6d4a35708e
[   10.289624][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.290201][  T218] RSP: 002b:00007ffda5215d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.290407][  T218] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6d4a35708e
[   10.290609][  T218] RDX: 0000000000000000 RSI: 00007ffda5215dc0 RDI: 0000000000000005
[   10.290818][  T218] RBP: 00007ffda5215d20 R08: 0000000000000000 R09: 0000000000000000
[   10.291069][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e884
[   10.291270][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda5216490
| [   10.293949][   T39] ------------[ cut here ]------------
| [   10.294118][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   10.294365][   T39] Modules linked in:
| [   10.294825][   T39] Tainted: [W]=WARN
[   10.294927][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.295086][   T39] Workqueue: events_unbound linkwatch_event
[   10.295254][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.295414][   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
[   10.295962][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   10.296119][   T39] RAX: 00000000ffffffa6 RBX: ff1100000ba1a740 RCX: 1ff4000000057f02
[   10.296305][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ba1a7f8
[   10.296489][   T39] RBP: ff110000087e9000 R08: 1fe2200001743500 R09: ff11000001d8d1a8
[   10.296675][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.296904][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.297090][   T39] FS:  0000000000000000(0000) GS:ff110000835c3000(0000) knlGS:0000000000000000
[   10.297307][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.297462][   T39] CR2: 000055dce46b6208 CR3: 000000001eb5d005 CR4: 0000000000771ef0
[   10.297647][   T39] PKRU: 55555554
[   10.297740][   T39] Call Trace:
[   10.297837][   T39]  <TASK>
[   10.297909][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.298039][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.298164][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.298262][   T39]  netif_state_change (net/core/dev.c:1605)
[   10.298387][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.298542][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.298666][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.298795][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.298925][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.299049][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.299174][   T39]  process_one_work (kernel/workqueue.c:3314)
[   10.299301][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.299423][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.299551][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.299678][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.299803][   T39]  kthread (kernel/kthread.c:436)
[   10.299902][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.300056][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.300181][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.300307][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.300461][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.300583][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.300707][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.377216][  T221] ------------[ cut here ]------------
| [   10.377383][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/221
| [   10.377622][  T221] Modules linked in:
| [   10.378055][  T221] Tainted: [W]=WARN
[   10.378164][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.378337][  T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.378517][  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
[   10.378995][  T221] RSP: 0018:ffa0000000b07030 EFLAGS: 00010286
[   10.379171][  T221] RAX: 00000000ffffffa6 RBX: ff1100000d6eae40 RCX: 1ff4000000160dcc
[   10.379373][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6eaef8
[   10.379569][  T221] RBP: ff1100000d7f9000 R08: 1fe2200001add5e0 R09: ff1100000f1bd158
[   10.379769][  T221] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.379970][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d7f9cd1
[   10.380165][  T221] FS:  00007f2233385840(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[   10.380396][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.380561][  T221] CR2: 000000000baa2988 CR3: 000000000f1c7004 CR4: 0000000000771ef0
[   10.380771][  T221] PKRU: 55555554
[   10.380943][  T221] Call Trace:
[   10.381048][  T221]  <TASK>
[   10.381121][  T221]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.381260][  T221]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.381365][  T221]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.381503][  T221]  __dev_notify_flags (net/core/dev.c:9787)
[   10.381639][  T221]  ? netif_change_name (net/core/dev.c:1495)
[   10.381779][  T221]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.381921][  T221]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.382057][  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))
[   10.382195][  T221]  netif_change_flags (net/core/dev.c:9820)
[   10.382335][  T221]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.382472][  T221]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.382608][  T221]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.382783][  T221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.382927][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.383063][  T221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.383199][  T221]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.383333][  T221]  ? __kernel_text_address (kernel/extable.c:79)
[   10.383470][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.383607][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.383742][  T221]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.383889][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.384026][  T221]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.384162][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.384297][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.384433][  T221]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.384569][  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)
[   10.384706][  T221]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.384844][  T221]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.384986][  T221]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.385124][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.385263][  T221]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.385402][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.385539][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.385675][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.385815][  T221]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.385956][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.386095][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.386229][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.386367][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.386501][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.386638][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.386779][  T221]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.386921][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.387055][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.387189][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.387325][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.387462][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.387599][  T221]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.387735][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.387878][  T221]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.388019][  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))
[   10.388153][  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))
[   10.388290][  T221]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.388429][  T221]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.388564][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.388702][  T221]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.388845][  T221]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.388989][  T221]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.389126][  T221]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.389262][  T221]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.389396][  T221]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.389565][  T221]  ? move_addr_to_kernel (net/socket.c:258)
[   10.389702][  T221]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.389842][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.389984][  T221]  ___sys_sendmsg (net/socket.c:2752)
[   10.390119][  T221]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.390288][  T221]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.390437][  T221]  __sys_sendmsg (net/socket.c:2784)
[   10.390575][  T221]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.390709][  T221]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.390891][  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)
[   10.391027][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.391163][  T221]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.391299][  T221]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.391435][  T221]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.391571][  T221]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.391739][  T221] RIP: 0033:0x7f22335bf08e
[   10.391893][  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
[   10.392376][  T221] RSP: 002b:00007ffc483fd720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.392580][  T221] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f22335bf08e
[   10.392786][  T221] RDX: 0000000000000000 RSI: 00007ffc483fd7d0 RDI: 0000000000000005
[   10.392993][  T221] RBP: 00007ffc483fd730 R08: 0000000000000000 R09: 0000000000000000
[   10.393195][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e884
[   10.393397][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc483fdea0
| [   10.609196][  T228] ------------[ cut here ]------------
| [   10.609383][  T228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/228
| [   10.609627][  T228] Modules linked in:
| [   10.610021][  T228] Tainted: [W]=WARN
[   10.610122][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.610294][  T228] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.610473][  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
[   10.610967][  T228] RSP: 0018:ffa0000000b77030 EFLAGS: 00010286
[   10.611139][  T228] RAX: 00000000ffffffa6 RBX: ff11000008a86e40 RCX: 1ff400000016edcc
[   10.611342][  T228] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a86ef8
[   10.611544][  T228] RBP: ff1100000d7fc000 R08: 1fe2200001150de0 R09: ff1100000ce78b58
[   10.611745][  T228] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.611961][  T228] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d7fccd1
[   10.612164][  T228] FS:  00007ff03ab24840(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[   10.612401][  T228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.612573][  T228] CR2: 0000000016068988 CR3: 000000000f1af001 CR4: 0000000000771ef0
[   10.612780][  T228] PKRU: 55555554
[   10.612887][  T228] Call Trace:
[   10.612987][  T228]  <TASK>
[   10.613058][  T228]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.613197][  T228]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.613301][  T228]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.613437][  T228]  __dev_notify_flags (net/core/dev.c:9787)
[   10.613573][  T228]  ? netif_change_name (net/core/dev.c:1495)
[   10.613708][  T228]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.613853][  T228]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.613988][  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))
[   10.614125][  T228]  netif_change_flags (net/core/dev.c:9820)
[   10.614261][  T228]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.614399][  T228]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.614534][  T228]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.614703][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.614843][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.614985][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.615118][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.615254][  T228]  ? __kernel_text_address (kernel/extable.c:79)
[   10.615392][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.615529][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.615667][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.615807][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.615949][  T228]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.616083][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.616218][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.616353][  T228]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.616488][  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)
[   10.616623][  T228]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.616766][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.616910][  T228]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.617048][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.617186][  T228]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.617324][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.617458][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.617593][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.617728][  T228]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.617877][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.618015][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.618151][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.618287][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.618421][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.618559][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.618693][  T228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.618838][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.618978][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.619113][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.619250][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.619386][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.619521][  T228]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.619656][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.619799][  T228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.619946][  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))
[   10.620080][  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))
[   10.620216][  T228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.620352][  T228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.620486][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.620623][  T228]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.620759][  T228]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.620909][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.621047][  T228]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.621182][  T228]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.621316][  T228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.621483][  T228]  ? move_addr_to_kernel (net/socket.c:258)
[   10.621618][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.621753][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.621901][  T228]  ___sys_sendmsg (net/socket.c:2752)
[   10.622035][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.622202][  T228]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.622348][  T228]  __sys_sendmsg (net/socket.c:2784)
[   10.622483][  T228]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.622617][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.622793][  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)
[   10.622932][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.623068][  T228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.623202][  T228]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.623336][  T228]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.623469][  T228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.623636][  T228] RIP: 0033:0x7ff03ad5e08e
[   10.623781][  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
[   10.624265][  T228] RSP: 002b:00007ffce7ed6620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.624467][  T228] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff03ad5e08e
[   10.624667][  T228] RDX: 0000000000000000 RSI: 00007ffce7ed66d0 RDI: 0000000000000005
[   10.624881][  T228] RBP: 00007ffce7ed6630 R08: 0000000000000000 R09: 0000000000000000
[   10.625080][  T228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e885
[   10.625280][  T228] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce7ed6da0
| [   10.627820][   T36] ------------[ cut here ]------------
| [   10.628036][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/36
| [   10.628324][   T36] Modules linked in:
| [   10.628803][   T36] Tainted: [W]=WARN
[   10.628960][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.629160][   T36] Workqueue: events_unbound linkwatch_event
[   10.629366][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.629574][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   10.630097][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   10.630303][   T36] RAX: 00000000ffffffa6 RBX: ff11000008a87e00 RCX: 1ff4000000051f02
[   10.630535][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a87eb8
[   10.630771][   T36] RBP: ff1100000d7fc000 R08: 1fe2200001150fd8 R09: ff11000001d5d1a8
[   10.631027][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.631257][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.631490][   T36] FS:  0000000000000000(0000) GS:ff11000083643000(0000) knlGS:0000000000000000
[   10.631752][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.631989][   T36] CR2: 000055dccbd34d5c CR3: 0000000005c86002 CR4: 0000000000771ef0
[   10.632232][   T36] PKRU: 55555554
[   10.632372][   T36] Call Trace:
[   10.632510][   T36]  <TASK>
[   10.632622][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.632800][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.632991][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.633137][   T36]  netif_state_change (net/core/dev.c:1605)
[   10.633310][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.633513][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.633685][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.633878][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.634053][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.634226][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.634399][   T36]  process_one_work (kernel/workqueue.c:3314)
[   10.634577][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.634747][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.634946][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.635123][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.635292][   T36]  kthread (kernel/kthread.c:436)
[   10.635433][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.635634][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.635815][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.636004][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.636207][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.636378][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.636551][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.639468][   T36] ------------[ cut here ]------------
| [   10.639610][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   10.639877][   T36] Modules linked in:
| [   10.640297][   T36] Tainted: [W]=WARN
[   10.640389][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.640542][   T36] Workqueue: events_unbound linkwatch_event
[   10.640701][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.640876][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   10.641327][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   10.641482][   T36] RAX: 00000000ffffffa6 RBX: ff11000004bf9e00 RCX: 1ff4000000051f02
[   10.641666][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bf9eb8
[   10.641868][   T36] RBP: ff1100000d7f9000 R08: 1fe220000097f3d8 R09: ff11000001d5d1a8
[   10.642054][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.642237][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.642421][   T36] FS:  0000000000000000(0000) GS:ff110000835c3000(0000) knlGS:0000000000000000
[   10.642638][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.642802][   T36] CR2: 000055dce46b6208 CR3: 000000001eb5d005 CR4: 0000000000771ef0
[   10.642992][   T36] PKRU: 55555554
[   10.643084][   T36] Call Trace:
[   10.643175][   T36]  <TASK>
[   10.643240][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.643365][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.643489][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.643586][   T36]  netif_state_change (net/core/dev.c:1605)
[   10.643711][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.643877][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.643999][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.644124][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.644250][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.644373][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.644500][   T36]  process_one_work (kernel/workqueue.c:3314)
[   10.644630][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.644753][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.644894][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.645022][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.645145][   T36]  kthread (kernel/kthread.c:436)
[   10.645239][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.645392][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.645518][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.645641][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.645799][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.645928][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.646050][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.726771][  T231] ------------[ cut here ]------------
| [   10.726990][  T231] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/231
| [   10.727273][  T231] Modules linked in:
| [   10.727738][  T231] Tainted: [W]=WARN
[   10.727955][  T231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.728172][  T231] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.728394][  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
[   10.728942][  T231] RSP: 0018:ffa0000000857030 EFLAGS: 00010286
[   10.729161][  T231] RAX: 00000000ffffffa6 RBX: ff1100000c859a80 RCX: 1ff400000010adcc
[   10.729406][  T231] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c859b38
[   10.729654][  T231] RBP: ff1100000f069000 R08: 1fe220000190b368 R09: ff1100000f128b58
[   10.729919][  T231] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.730165][  T231] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f069cd1
[   10.730415][  T231] FS:  00007f85ab8c9840(0000) GS:ff11000083643000(0000) knlGS:0000000000000000
[   10.730696][  T231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.730931][  T231] CR2: 0000000025595988 CR3: 000000000c14b004 CR4: 0000000000771ef0
[   10.731186][  T231] PKRU: 55555554
[   10.731333][  T231] Call Trace:
[   10.731482][  T231]  <TASK>
[   10.731598][  T231]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.731789][  T231]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.731954][  T231]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.732138][  T231]  __dev_notify_flags (net/core/dev.c:9787)
[   10.732322][  T231]  ? netif_change_name (net/core/dev.c:1495)
[   10.732504][  T231]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.732688][  T231]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.732889][  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))
[   10.733075][  T231]  netif_change_flags (net/core/dev.c:9820)
[   10.733259][  T231]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.733443][  T231]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.733626][  T231]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.733860][  T231]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.734043][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.734223][  T231]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.734405][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.734591][  T231]  ? __kernel_text_address (kernel/extable.c:79)
[   10.734781][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.734980][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.735164][  T231]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.735345][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.735528][  T231]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.735711][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.735914][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.736097][  T231]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.736280][  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)
[   10.736462][  T231]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.736649][  T231]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.736839][  T231]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.737037][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.737227][  T231]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.737411][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.737592][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.737782][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.737978][  T231]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.738159][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.738346][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.738529][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.738712][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.738916][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.739102][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.739285][  T231]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.739469][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.739650][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.739841][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.740039][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.740223][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.740408][  T231]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.740592][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.740782][  T231]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.740981][  T231]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.741161][  T231]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.741347][  T231]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.741530][  T231]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.741714][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.741918][  T231]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.742103][  T231]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.742286][  T231]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.742472][  T231]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.742656][  T231]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.742843][  T231]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.743069][  T231]  ? move_addr_to_kernel (net/socket.c:258)
[   10.743255][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.743437][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.743620][  T231]  ___sys_sendmsg (net/socket.c:2752)
[   10.743806][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.744032][  T231]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.744225][  T231]  __sys_sendmsg (net/socket.c:2784)
[   10.744406][  T231]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.744588][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.744813][  T231]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.745007][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.745190][  T231]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.745372][  T231]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.745553][  T231]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.745736][  T231]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.745973][  T231] RIP: 0033:0x7f85abb0308e
[   10.746161][  T231] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.746680][  T231] RSP: 002b:00007ffedc11c600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.746950][  T231] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f85abb0308e
[   10.747199][  T231] RDX: 0000000000000000 RSI: 00007ffedc11c6b0 RDI: 0000000000000005
[   10.747446][  T231] RBP: 00007ffedc11c610 R08: 0000000000000000 R09: 0000000000000000
[   10.747693][  T231] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e885
[   10.747957][  T231] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedc11cd80
| [   10.850482][   T36] ------------[ cut here ]------------
| [   10.850639][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   10.851456][   T36] Modules linked in:
| [   10.852032][   T36] Tainted: [W]=WARN
[   10.852138][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.852296][   T36] Workqueue: events_unbound linkwatch_event
[   10.852461][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.852626][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   10.853093][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   10.853251][   T36] RAX: 00000000ffffffa6 RBX: ff11000004bf8900 RCX: 1ff4000000051f02
[   10.853438][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bf89b8
[   10.853625][   T36] RBP: ff11000009e14000 R08: 1fe220000097f138 R09: ff11000001d5d1a8
[   10.853817][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.854011][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.854200][   T36] FS:  0000000000000000(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[   10.854427][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.854586][   T36] CR2: 00007fe31220d2a0 CR3: 000000001eb5d005 CR4: 0000000000771ef0
[   10.854779][   T36] PKRU: 55555554
[   10.854880][   T36] Call Trace:
[   10.854974][   T36]  <TASK>
[   10.855040][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.855167][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.855294][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.855391][   T36]  netif_state_change (net/core/dev.c:1605)
[   10.855521][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.855679][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.855812][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.855946][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.856076][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.856202][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.856330][   T36]  process_one_work (kernel/workqueue.c:3314)
[   10.856461][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.856587][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.856718][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.856861][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.856988][   T36]  kthread (kernel/kthread.c:436)
[   10.857083][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.857241][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.857367][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.857495][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.857653][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.857788][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.857922][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.970809][  T238] ------------[ cut here ]------------
| [   10.970997][  T238] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/238
| [   10.971239][  T238] Modules linked in:
| [   10.971626][  T238] Tainted: [W]=WARN
[   10.971731][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.971916][  T238] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.972093][  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
[   10.972571][  T238] RSP: 0018:ffa0000000bd7030 EFLAGS: 00010286
[   10.972742][  T238] RAX: 00000000ffffffa6 RBX: ff110000055e0580 RCX: 1ff400000017adcc
[   10.972954][  T238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000055e0638
[   10.973156][  T238] RBP: ff1100000f06c000 R08: 1fe2200000abc0c8 R09: ff1100000d4cd158
[   10.973360][  T238] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.973567][  T238] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f06ccd1
[   10.973778][  T238] FS:  00007f86e4740840(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[   10.974026][  T238] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.974196][  T238] CR2: 00007f86e4a101a0 CR3: 00000000055e5006 CR4: 0000000000771ef0
[   10.974399][  T238] PKRU: 55555554
[   10.974499][  T238] Call Trace:
[   10.974598][  T238]  <TASK>
[   10.974668][  T238]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.974810][  T238]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.974920][  T238]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.975056][  T238]  __dev_notify_flags (net/core/dev.c:9787)
[   10.975191][  T238]  ? netif_change_name (net/core/dev.c:1495)
[   10.975323][  T238]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.975456][  T238]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.975591][  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))
[   10.975728][  T238]  netif_change_flags (net/core/dev.c:9820)
[   10.975876][  T238]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.976013][  T238]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.976148][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.976315][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.976449][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.976582][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.976717][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.976872][  T238]  ? __kernel_text_address (kernel/extable.c:79)
[   10.977009][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.977144][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.977273][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.977402][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.977532][  T238]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.977661][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.977845][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.978018][  T238]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.978151][  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)
[   10.978283][  T238]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.978412][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.978545][  T238]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.978677][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.978815][  T238]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.978956][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.979086][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.979217][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.979367][  T238]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.979496][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.979629][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.979759][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.979903][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.980033][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.980164][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.980320][  T238]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.980450][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.980580][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.980709][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.980852][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.980985][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.981116][  T238]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.981247][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.981379][  T238]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.981514][  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))
[   10.981644][  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))
[   10.981780][  T238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.981919][  T238]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.982051][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.982182][  T238]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.982314][  T238]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.982445][  T238]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.982578][  T238]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.982708][  T238]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.982841][  T238]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.983008][  T238]  ? move_addr_to_kernel (net/socket.c:258)
[   10.983159][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.983289][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.983422][  T238]  ___sys_sendmsg (net/socket.c:2752)
[   10.983550][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.983711][  T238]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.983862][  T238]  __sys_sendmsg (net/socket.c:2784)
[   10.983994][  T238]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.984123][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.984287][  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)
[   10.984418][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.984549][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.984679][  T238]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.984819][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.984957][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.985119][  T238] RIP: 0033:0x7f86e497a08e
[   10.985258][  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
[   10.985735][  T238] RSP: 002b:00007ffed9a4c330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.985945][  T238] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f86e497a08e
[   10.986141][  T238] RDX: 0000000000000000 RSI: 00007ffed9a4c3e0 RDI: 0000000000000005
[   10.986336][  T238] RBP: 00007ffed9a4c340 R08: 0000000000000000 R09: 0000000000000000
[   10.986531][  T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e885
[   10.986729][  T238] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed9a4cab0
| [   10.989432][   T36] ------------[ cut here ]------------
| [   10.989563][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36
| [   10.989809][   T36] Modules linked in:
| [   10.990178][   T36] Tainted: [W]=WARN
[   10.990267][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.990419][   T36] Workqueue: events_unbound linkwatch_event
[   10.990575][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.990729][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   10.991162][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   10.991314][   T36] RAX: 00000000ffffffa6 RBX: ff110000055e1540 RCX: 1ff4000000051f02
[   10.991490][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000055e15f8
[   10.991672][   T36] RBP: ff1100000f06c000 R08: 1fe2200000abc2c0 R09: ff11000001d5d1a8
[   10.991872][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.992056][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.992234][   T36] FS:  0000000000000000(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[   10.992440][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.992596][   T36] CR2: 000055dccbd34d5c CR3: 0000000005c86002 CR4: 0000000000771ef0
[   10.992780][   T36] PKRU: 55555554
[   10.992876][   T36] Call Trace:
[   10.992964][   T36]  <TASK>
[   10.993026][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.993146][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.993270][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.993361][   T36]  netif_state_change (net/core/dev.c:1605)
[   10.993485][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.993635][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.993792][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.993926][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.994050][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.994169][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.994289][   T36]  process_one_work (kernel/workqueue.c:3314)
[   10.994411][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.994530][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.994655][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.994785][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.994909][   T36]  kthread (kernel/kthread.c:436)
[   10.994998][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.995145][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.995263][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.995383][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.995534][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.995654][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.995780][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.997638][   T36] ------------[ cut here ]------------
| [   10.997760][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36
| [   10.998009][   T36] Modules linked in:
| [   10.998371][   T36] Tainted: [W]=WARN
[   10.998462][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.998614][   T36] Workqueue: events_unbound linkwatch_event
[   10.998772][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.998954][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   10.999386][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   10.999537][   T36] RAX: 00000000ffffffa6 RBX: ff11000005630040 RCX: 1ff4000000051f02
[   10.999714][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056300f8
[   10.999910][   T36] RBP: ff1100000f069000 R08: 1fe2200000ac6020 R09: ff11000001d5d1a8
[   11.000090][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.000289][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.000467][   T36] FS:  0000000000000000(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[   11.000675][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.000831][   T36] CR2: 000055dccbd34d5c CR3: 000000001eb5d001 CR4: 0000000000771ef0
[   11.001021][   T36] PKRU: 55555554
[   11.001114][   T36] Call Trace:
[   11.001204][   T36]  <TASK>
[   11.001265][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.001384][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.001503][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.001595][   T36]  netif_state_change (net/core/dev.c:1605)
[   11.001719][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.001881][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.002001][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.002120][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.002242][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.002362][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.002482][   T36]  process_one_work (kernel/workqueue.c:3314)
[   11.002605][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.002781][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.002911][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.003034][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.003152][   T36]  kthread (kernel/kthread.c:436)
[   11.003241][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.003388][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.003507][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.003627][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.003784][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.003908][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.004028][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.262664][  T249] ------------[ cut here ]------------
| [   11.262868][  T249] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/249
| [   11.263116][  T249] Modules linked in:
| [   11.263494][  T249] Tainted: [W]=WARN
[   11.263596][  T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.263774][  T249] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.263955][  T249] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   11.264474][  T249] RSP: 0018:ffa0000000c67ab0 EFLAGS: 00010286
[   11.264649][  T249] RAX: 00000000ffffffa6 RBX: ff1100000caf2740 RCX: 1ff400000018cf1c
[   11.264968][  T249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000caf27f8
[   11.265174][  T249] RBP: ff11000009e54000 R08: 1fe220000195e500 R09: ff1100000d7dae80
[   11.265373][  T249] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.265583][  T249] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009e54000
[   11.265795][  T249] FS:  00007fd5fcc40840(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[   11.266062][  T249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.266238][  T249] CR2: 00007fd5fce47430 CR3: 000000000c10e006 CR4: 0000000000771ef0
[   11.266449][  T249] PKRU: 55555554
[   11.266553][  T249] Call Trace:
[   11.266675][  T249]  <TASK>
[   11.266750][  T249]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.266895][  T249]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.267037][  T249]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.267142][  T249]  register_netdevice (net/core/dev.c:11488)
[   11.267280][  T249]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.267454][  T249]  register_netdev (net/core/dev.c:11552)
[   11.267590][  T249]  loopback_net_init (drivers/net/loopback.c:218)
[   11.267736][  T249]  ops_init (net/core/net_namespace.c:137)
[   11.267844][  T249]  setup_net (net/core/net_namespace.c:446)
[   11.267954][  T249]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.268089][  T249]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.268229][  T249]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.268370][  T249]  copy_net_ns (net/core/net_namespace.c:579)
[   11.268510][  T249]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.268649][  T249]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.268788][  T249]  ksys_unshare (kernel/fork.c:3243)
[   11.268945][  T249]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.269084][  T249]  ? __ia32_sys_open (fs/open.c:1374)
[   11.269225][  T249]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.269361][  T249]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.269497][  T249]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.269632][  T249]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.269773][  T249]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.269916][  T249]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.270088][  T249] RIP: 0033:0x7fd5fcf02bcb
[   11.270232][  T249] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.270718][  T249] RSP: 002b:00007fffc12c3cc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.270935][  T249] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd5fcf02bcb
[   11.271139][  T249] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.271344][  T249] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.271550][  T249] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffc12c5ef0
[   11.271757][  T249] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc12c66cd
| [   11.303632][  T250] ------------[ cut here ]------------
| [   11.303843][  T250] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/250
| [   11.304494][  T250] Modules linked in:
| [   11.304988][  T250] Tainted: [W]=WARN
[   11.305138][  T250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.305354][  T250] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.305579][  T250] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   11.306125][  T250] RSP: 0018:ffa0000000c67030 EFLAGS: 00010286
[   11.306345][  T250] RAX: 00000000ffffffa6 RBX: ff1100000caf3540 RCX: 1ff400000018cdcc
[   11.306593][  T250] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000caf35f8
[   11.306863][  T250] RBP: ff11000009e54000 R08: 1fe220000195e6c0 R09: ff1100000d7dd158
[   11.307110][  T250] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.307356][  T250] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009e54cd1
[   11.307606][  T250] FS:  00007fb45e3ec840(0000) GS:ff11000083643000(0000) knlGS:0000000000000000
[   11.307914][  T250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.308132][  T250] CR2: 000000003dd5f988 CR3: 000000000f087004 CR4: 0000000000771ef0
[   11.308380][  T250] PKRU: 55555554
[   11.308527][  T250] Call Trace:
[   11.308676][  T250]  <TASK>
[   11.308800][  T250]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.309000][  T250]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.309151][  T250]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.309336][  T250]  __dev_notify_flags (net/core/dev.c:9787)
[   11.309522][  T250]  ? netif_change_name (net/core/dev.c:1495)
[   11.309703][  T250]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.309945][  T250]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.310130][  T250]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.310317][  T250]  netif_change_flags (net/core/dev.c:9820)
[   11.310501][  T250]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.310688][  T250]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.310893][  T250]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.311108][  T250]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.311292][  T250]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.311476][  T250]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.311659][  T250]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.311867][  T250]  ? __kernel_text_address (kernel/extable.c:79)
[   11.312052][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.312237][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.312421][  T250]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.312605][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.312794][  T250]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.312990][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.313173][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.313360][  T250]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.313544][  T250]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.313727][  T250]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.313929][  T250]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.314114][  T250]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.314300][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.314486][  T250]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.314670][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.314875][  T250]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.315060][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.315243][  T250]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.315427][  T250]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.315614][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.315805][  T250]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.316004][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.316194][  T250]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.316379][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.316563][  T250]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.316748][  T250]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.316955][  T250]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.317138][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.317321][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.317502][  T250]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.317691][  T250]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.317891][  T250]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.318077][  T250]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.318263][  T250]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.318447][  T250]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.318632][  T250]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.318825][  T250]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.319025][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.319210][  T250]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.319395][  T250]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.319578][  T250]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.319773][  T250]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.319969][  T250]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.320154][  T250]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.320368][  T250]  ? move_addr_to_kernel (net/socket.c:258)
[   11.320558][  T250]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.320742][  T250]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.320953][  T250]  ___sys_sendmsg (net/socket.c:2752)
[   11.321138][  T250]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.321356][  T250]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.321553][  T250]  __sys_sendmsg (net/socket.c:2784)
[   11.321739][  T250]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.321946][  T250]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.322166][  T250]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.322355][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.322540][  T250]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.322724][  T250]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.322926][  T250]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.323113][  T250]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.323331][  T250] RIP: 0033:0x7fb45e62608e
[   11.323522][  T250] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.324062][  T250] RSP: 002b:00007ffd61e290a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.324315][  T250] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb45e62608e
[   11.324565][  T250] RDX: 0000000000000000 RSI: 00007ffd61e29150 RDI: 0000000000000005
[   11.324823][  T250] RBP: 00007ffd61e290b0 R08: 0000000000000000 R09: 0000000000000000
[   11.325084][  T250] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e885
[   11.325332][  T250] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd61e29820
| [   11.673945][   T69] ------------[ cut here ]------------
| [   11.674208][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   11.674475][   T69] Modules linked in:
| [   11.675093][   T69] Tainted: [W]=WARN
[   11.675194][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.675357][   T69] Workqueue: netns cleanup_net
[   11.675497][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.675672][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   11.676181][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   11.676347][   T69] RAX: 00000000ffffffa6 RBX: ff11000009254200 RCX: 1ff4000000094eaf
[   11.676543][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092542b8
[   11.676792][   T69] RBP: ff11000009e54000 R08: 1fe220000124a858 R09: ff11000005d3d1d0
[   11.677022][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   11.677217][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004a77e0
[   11.677413][   T69] FS:  0000000000000000(0000) GS:ff110000835c3000(0000) knlGS:0000000000000000
[   11.677645][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.677813][   T69] CR2: 00007fd7594fe574 CR3: 000000001eb5d006 CR4: 0000000000771ef0
[   11.678015][   T69] PKRU: 55555554
[   11.678114][   T69] Call Trace:
[   11.678212][   T69]  <TASK>
[   11.678287][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.678424][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.678524][   T69]  netif_close_many (net/core/dev.c:1804)
[   11.678653][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.678790][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.678922][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.679051][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   11.679182][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   11.679342][   T69]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   11.679472][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   11.679633][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.679760][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.679902][   T69]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   11.680031][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.680195][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.680329][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.680458][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   11.680587][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.680719][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.680861][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.680989][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.681121][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.681253][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   11.681380][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.681512][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   11.681641][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.681776][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.681914][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.682043][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.682172][   T69]  process_one_work (kernel/workqueue.c:3314)
[   11.682304][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.682433][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.682565][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.682694][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.682827][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.682962][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.683089][   T69]  kthread (kernel/kthread.c:436)
[   11.683185][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.683345][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.683473][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.683603][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.683770][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.683909][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.684037][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.688311][   T69] ------------[ cut here ]------------
| [   11.688463][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   11.688715][   T69] Modules linked in:
| [   11.689110][   T69] Tainted: [W]=WARN
[   11.689207][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.689362][   T69] Workqueue: netns cleanup_net
[   11.689493][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.689657][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   11.690180][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   11.690341][   T69] RAX: 00000000ffffffa6 RBX: ff1100000ba1a900 RCX: 1ff4000000094ed5
[   11.690530][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ba1a9b8
[   11.690715][   T69] RBP: ff11000009e54000 R08: 1fe2200001743538 R09: ff11000005d3d1d0
[   11.690952][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.691141][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.691328][   T69] FS:  0000000000000000(0000) GS:ff110000835c3000(0000) knlGS:0000000000000000
[   11.691552][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.691711][   T69] CR2: 00007fd7594fe574 CR3: 000000001eb5d006 CR4: 0000000000771ef0
[   11.691955][   T69] PKRU: 55555554
[   11.692048][   T69] Call Trace:
[   11.692141][   T69]  <TASK>
[   11.692207][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.692420][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.692580][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.692708][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.692840][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   11.693015][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.693143][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.693270][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.693394][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.693518][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.693643][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   11.693771][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.693949][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   11.694076][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.694198][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.694326][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.694452][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.694580][   T69]  process_one_work (kernel/workqueue.c:3314)
[   11.694708][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.694896][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.695025][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.695151][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.695275][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.695399][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.695523][   T69]  kthread (kernel/kthread.c:436)
[   11.695616][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.695774][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.695948][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.696075][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.696229][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.696355][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.696478][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.328870][   T69] ------------[ cut here ]------------
| [  153.329030][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [  153.329270][   T69] 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
| [  153.329874][   T69] Tainted: [W]=WARN
[  153.329963][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.330110][   T69] Workqueue: netns cleanup_net
[  153.330242][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.330395][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.330813][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[  153.331015][   T69] RAX: 00000000ffffffa6 RBX: ff11000001f45380 RCX: 1ff4000000094eaf
[  153.331203][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f45438
[  153.331388][   T69] RBP: ff110000087e9000 R08: 1fe22000003e8a88 R09: ff11000005d3d1d0
[  153.331561][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  153.331733][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009e14000
[  153.331971][   T69] FS:  0000000000000000(0000) GS:ff110000835c3000(0000) knlGS:0000000000000000
[  153.332171][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.332320][   T69] CR2: 00007f4d566e1888 CR3: 000000000ce65006 CR4: 0000000000771ef0
[  153.332494][   T69] PKRU: 55555554
[  153.332583][   T69] Call Trace:
[  153.332668][   T69]  <TASK>
[  153.332728][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  153.332901][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  153.333018][   T69]  netif_close_many (net/core/dev.c:1804)
[  153.333132][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.333251][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.333364][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.333481][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[  153.333595][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  153.333735][   T69]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  153.333855][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  153.334003][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.334122][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.334271][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.334386][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.334503][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.334642][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  153.334757][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.334879][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.334995][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.335109][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.335229][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.335347][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.335462][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.335576][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.335687][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.335802][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.335919][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.336031][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.336143][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.336261][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.336374][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.336489][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.336695][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.336811][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.336927][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.337036][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.337238][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.337350][   T69]  kthread (kernel/kthread.c:436)
[  153.337433][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.337572][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.337763][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.337882][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.338023][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.338134][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.338329][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.341572][   T69] ------------[ cut here ]------------
| [  153.341700][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/69
| [  153.341931][   T69] 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
| [  153.342636][   T69] Tainted: [W]=WARN
[  153.342752][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.342923][   T69] Workqueue: netns cleanup_net
[  153.343062][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.343276][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.343692][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[  153.343839][   T69] RAX: 00000000ffffffa6 RBX: ff11000012467700 RCX: 1ff4000000094eaf
[  153.344025][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000124677b8
[  153.344199][   T69] RBP: ff11000009e14000 R08: 1fe220000248cef8 R09: ff11000005d3d1d0
[  153.344377][   T69] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  153.344549][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b44000
[  153.344725][   T69] FS:  0000000000000000(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[  153.344937][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.345117][   T69] CR2: 000055dccbc1ec50 CR3: 000000001eb5d005 CR4: 0000000000771ef0
[  153.345329][   T69] PKRU: 55555554
[  153.345416][   T69] Call Trace:
[  153.345502][   T69]  <TASK>
[  153.345577][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  153.345716][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[  153.345864][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  153.345955][   T69]  netif_close_many (net/core/dev.c:1804)
[  153.346068][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.346185][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.346309][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.346421][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[  153.346534][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  153.346674][   T69]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  153.346788][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  153.346938][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.347052][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.347192][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.347309][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.347423][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.347566][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  153.347680][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.347793][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.347913][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.348026][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.348138][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.348256][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.348371][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.348486][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.348599][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.348730][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.348868][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.349062][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.349180][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.349338][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.349647][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.349816][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.349940][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.350060][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.350180][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.350301][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.350421][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.350540][   T69]  kthread (kernel/kthread.c:436)
[  153.350626][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.350770][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.350889][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.351045][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.351192][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.351315][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.351427][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.354174][   T69] ------------[ cut here ]------------
| [  153.354296][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/69
| [  153.354519][   T69] 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
| [  153.355102][   T69] Tainted: [W]=WARN
[  153.355192][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.355343][   T69] Workqueue: netns cleanup_net
[  153.355461][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.355609][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.356012][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[  153.356152][   T69] RAX: 00000000ffffffa6 RBX: ff1100000f239540 RCX: 1ff4000000094eaf
[  153.356326][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2395f8
[  153.356495][   T69] RBP: ff11000009b44000 R08: 1fe2200001e472c0 R09: ff11000005d3d1d0
[  153.356686][   T69] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  153.356905][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004a77e0
[  153.357122][   T69] FS:  0000000000000000(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[  153.357372][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.357513][   T69] CR2: 000055dccbc1ec50 CR3: 000000001eb5d005 CR4: 0000000000771ef0
[  153.357711][   T69] PKRU: 55555554
[  153.357803][   T69] Call Trace:
[  153.357895][   T69]  <TASK>
[  153.357954][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  153.358070][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[  153.358183][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  153.358279][   T69]  netif_close_many (net/core/dev.c:1804)
[  153.358393][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.358508][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.358620][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.358737][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[  153.358854][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  153.358998][   T69]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  153.359111][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  153.359258][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.359410][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.359574][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.359688][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.359804][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.359955][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  153.360073][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.360189][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.360312][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.360431][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.360547][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.360660][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.360782][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.360904][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.361018][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.361136][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.361339][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.361453][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.361572][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.361688][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.361802][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.362005][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.362116][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.362237][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.362350][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.362541][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.362654][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.362765][   T69]  kthread (kernel/kthread.c:436)
[  153.362854][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.363072][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.363183][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.363301][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.363519][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.363631][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.363743][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.366314][   T69] ------------[ cut here ]------------
| [  153.366422][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/69
| [  153.366629][   T69] 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
| [  153.368171][   T69] Tainted: [W]=WARN
[  153.368264][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.368397][   T69] Workqueue: netns cleanup_net
[  153.368509][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.368650][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.369133][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[  153.369276][   T69] RAX: 00000000ffffffa6 RBX: ff1100000f3cb000 RCX: 1ff4000000094ed5
[  153.369435][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3cb0b8
[  153.369596][   T69] RBP: ff110000087e9000 R08: 1fe2200001e79618 R09: ff11000005d3d1d0
[  153.369754][   T69] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  153.369961][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  153.370122][   T69] FS:  0000000000000000(0000) GS:ff110000836c3000(0000) knlGS:0000000000000000
[  153.370317][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.370456][   T69] CR2: 000055dccbc1ec50 CR3: 000000001eb5d005 CR4: 0000000000771ef0
[  153.370623][   T69] PKRU: 55555554
[  153.370704][   T69] Call Trace:
[  153.370784][   T69]  <TASK>
[  153.370840][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  153.371027][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.371162][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.371275][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.371382][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.371521][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.371630][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.371737][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.371846][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.371999][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.372106][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.372222][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.372333][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.372443][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.372556][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.372668][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.372778][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.372936][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.373044][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.373158][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.373325][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.373439][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.373555][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.373666][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.373775][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.373931][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.374040][   T69]  kthread (kernel/kthread.c:436)
[  153.374121][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.374263][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.374370][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.374479][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.374613][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.374723][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.374831][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.377565][   T69] ------------[ cut here ]------------
| [  153.377775][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [  153.378143][   T69] 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
| [  153.379055][   T69] Tainted: [W]=WARN
[  153.379225][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.379477][   T69] Workqueue: netns cleanup_net
[  153.379708][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.379970][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.380537][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[  153.380778][   T69] RAX: 00000000ffffffa6 RBX: ff1100000f3cb8c0 RCX: 1ff4000000094ed5
[  153.381064][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3cb978
[  153.381383][   T69] RBP: ff11000009e14000 R08: 1fe2200001e79730 R09: ff11000005d3d1d0
[  153.381668][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  153.381999][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  153.382311][   T69] FS:  0000000000000000(0000) GS:ff11000083643000(0000) knlGS:0000000000000000
[  153.382667][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.382949][   T69] CR2: 000055dce47198b8 CR3: 000000001eb5d001 CR4: 0000000000771ef0
[  153.383267][   T69] PKRU: 55555554
[  153.383453][   T69] Call Trace:
[  153.383615][   T69]  <TASK>
[  153.383743][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  153.384017][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.384298][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.384529][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.384726][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.384990][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.385229][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.385452][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.385682][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.385899][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.386095][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.386319][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.386558][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.386781][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.386996][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.387207][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.387451][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.387674][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.387915][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.388114][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.388340][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.388565][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.388798][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.389013][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.389228][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.389488][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.389713][   T69]  kthread (kernel/kthread.c:436)
[  153.389924][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.390153][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.390374][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.390613][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.390885][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.391099][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.391304][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.395064][   T69] ------------[ cut here ]------------
| [  153.395300][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [  153.395673][   T69] 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
| [  153.396521][   T69] Tainted: [W]=WARN
[  153.396682][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.396923][   T69] Workqueue: netns cleanup_net
[  153.397125][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.397368][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.397923][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[  153.398153][   T69] RAX: 00000000ffffffa6 RBX: ff110000128d11c0 RCX: 1ff4000000094ed5
[  153.398431][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000128d1278
[  153.398695][   T69] RBP: ff11000009b44000 R08: 1fe220000251a250 R09: ff11000005d3d1d0
[  153.398967][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  153.399233][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  153.399496][   T69] FS:  0000000000000000(0000) GS:ff11000083643000(0000) knlGS:0000000000000000
[  153.399817][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.400084][   T69] CR2: 000055dce47198b8 CR3: 000000001eb5d001 CR4: 0000000000771ef0
[  153.400354][   T69] PKRU: 55555554
[  153.400515][   T69] Call Trace:
[  153.400676][   T69]  <TASK>
[  153.400803][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  153.401053][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.401291][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.401488][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.401683][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.401931][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.402129][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.402328][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.402526][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.402751][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.402978][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.403211][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.403444][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.403668][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.403919][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.404145][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.404379][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.404617][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.404843][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.405132][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.405338][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.405531][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.405729][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.405941][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.406133][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.406334][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.406528][   T69]  kthread (kernel/kthread.c:436)
[  153.406764][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.407002][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.407198][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.407399][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.407704][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.407913][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.408109][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.470503][   T69] ------------[ cut here ]------------
| [  153.470727][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [  153.471456][   T69] 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
| [  153.472309][   T69] Tainted: [W]=WARN
[  153.472485][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.472726][   T69] Workqueue: netns cleanup_net
[  153.472944][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.473190][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.473774][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[  153.474044][   T69] RAX: 00000000ffffffa6 RBX: ff1100001352f000 RCX: 1ff4000000094eaf
[  153.474325][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001352f0b8
[  153.474597][   T69] RBP: ff1100000d7f9000 R08: 1fe22000026a5e18 R09: ff11000005d3d1d0
[  153.474884][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  153.475154][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d7fc000
[  153.475434][   T69] FS:  0000000000000000(0000) GS:ff11000083643000(0000) knlGS:0000000000000000
[  153.475741][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.475996][   T69] CR2: 00007fcf51d4ac20 CR3: 000000001eb5d001 CR4: 0000000000771ef0
[  153.476273][   T69] PKRU: 55555554
[  153.476442][   T69] Call Trace:
[  153.476610][   T69]  <TASK>
[  153.476737][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  153.476963][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  153.477165][   T69]  netif_close_many (net/core/dev.c:1804)
[  153.477409][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.477646][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.477898][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.478129][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[  153.478388][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  153.478649][   T69]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  153.478886][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  153.479123][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.479333][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.479573][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.479773][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.479987][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.480230][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  153.480479][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.480702][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.480942][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.481195][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.481432][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.481653][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.481867][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.482071][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.482277][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.482489][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.482698][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.482914][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.483138][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.483385][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.483594][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.483825][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.484070][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.484290][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.484500][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.484704][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.484922][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.485121][   T69]  kthread (kernel/kthread.c:436)
[  153.485296][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.485529][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.485733][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.485951][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.486186][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.486436][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.486660][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.490530][   T69] ------------[ cut here ]------------
| [  153.490753][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [  153.491566][   T69] 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
| [  153.492506][   T69] Tainted: [W]=WARN
[  153.492720][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.493040][   T69] Workqueue: netns cleanup_net
[  153.493327][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.493647][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.494270][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[  153.494554][   T69] RAX: 00000000ffffffa6 RBX: ff11000011cd6740 RCX: 1ff4000000094eaf
[  153.494884][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011cd67f8
[  153.495211][   T69] RBP: ff1100000d7fc000 R08: 1fe220000239ad00 R09: ff11000005d3d1d0
[  153.495552][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  153.495924][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075f1000
[  153.496252][   T69] FS:  0000000000000000(0000) GS:ff11000083643000(0000) knlGS:0000000000000000
[  153.496603][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.496898][   T69] CR2: 00007fcf51d4ac20 CR3: 000000001eb5d001 CR4: 0000000000771ef0
[  153.497215][   T69] PKRU: 55555554
[  153.497433][   T69] Call Trace:
[  153.497644][   T69]  <TASK>
[  153.497826][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  153.498096][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[  153.498390][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  153.498611][   T69]  netif_close_many (net/core/dev.c:1804)
[  153.498818][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.499080][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.499369][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.499656][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[  153.499939][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  153.500253][   T69]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  153.500538][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  153.500879][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.501141][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.501494][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.501780][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.502046][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.502379][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  153.502676][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.502946][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.503251][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.503553][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.503814][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.504118][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.504395][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.504648][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.504996][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.505236][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.505469][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.505708][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.505971][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.506192][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.506407][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.506651][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.506888][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.507116][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.507358][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.507564][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.507765][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.507978][   T69]  kthread (kernel/kthread.c:436)
[  153.508144][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.508413][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.508620][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.508823][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.509149][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.509357][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.509551][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.513252][   T69] ------------[ cut here ]------------
| [  153.513439][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [  153.513664][   T69] 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
| [  153.514250][   T69] Tainted: [W]=WARN
[  153.514335][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.514476][   T69] Workqueue: netns cleanup_net
[  153.514591][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.514742][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.515237][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[  153.515379][   T69] RAX: 00000000ffffffa6 RBX: ff11000011ea9e00 RCX: 1ff4000000094eaf
[  153.515550][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ea9eb8
[  153.515717][   T69] RBP: ff110000075f1000 R08: 1fe22000023d53d8 R09: ff11000005d3d1d0
[  153.515894][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  153.516058][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004a77e0
[  153.516231][   T69] FS:  0000000000000000(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[  153.516426][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.516567][   T69] CR2: 000055dccbd34d5c CR3: 000000001eb5d001 CR4: 0000000000771ef0
[  153.516734][   T69] PKRU: 55555554
[  153.516818][   T69] Call Trace:
[  153.516907][   T69]  <TASK>
[  153.516966][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  153.517081][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[  153.517194][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  153.517367][   T69]  netif_close_many (net/core/dev.c:1804)
[  153.517500][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.517644][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.517761][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.517884][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[  153.518000][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  153.518189][   T69]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  153.518311][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  153.518456][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.518605][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.518751][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.518905][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.519020][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.519172][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  153.519321][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.519478][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.519626][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.519781][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.519930][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.520083][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.520228][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.520373][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.520487][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.520620][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.520771][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.520920][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.521043][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.521161][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.521285][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.521403][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.521518][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.521640][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.521759][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.521881][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.522159][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.522281][   T69]  kthread (kernel/kthread.c:436)
[  153.522449][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.522591][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.522707][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.522824][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.522978][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.523114][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.523257][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.530929][   T69] ------------[ cut here ]------------
| [  153.531064][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [  153.531289][   T69] 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
| [  153.531845][   T69] Tainted: [W]=WARN
[  153.532487][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.532624][   T69] Workqueue: netns cleanup_net
[  153.532740][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.532889][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.533276][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[  153.533412][   T69] RAX: 00000000ffffffa6 RBX: ff11000009f53540 RCX: 1ff4000000094ed5
[  153.533573][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f535f8
[  153.533731][   T69] RBP: ff1100000d7f9000 R08: 1fe22000013ea6c0 R09: ff11000005d3d1d0
[  153.533895][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  153.534053][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  153.534222][   T69] FS:  0000000000000000(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[  153.534413][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.534548][   T69] CR2: 000055dccbd34d5c CR3: 0000000011e86002 CR4: 0000000000771ef0
[  153.534707][   T69] PKRU: 55555554
[  153.534787][   T69] Call Trace:
[  153.534873][   T69]  <TASK>
[  153.534929][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  153.535067][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.535202][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.535314][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.535421][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.535560][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.535667][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.535772][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.535888][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.535999][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.536105][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.536214][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.536328][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.536434][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.536544][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.536652][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.536759][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.536875][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.536987][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.537095][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.537205][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.537317][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.537429][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.537541][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.537651][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.537758][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.537872][   T69]  kthread (kernel/kthread.c:436)
[  153.537953][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.538085][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.538191][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.538303][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.538438][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.538551][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.538662][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.541044][   T69] ------------[ cut here ]------------
| [  153.541204][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [  153.541456][   T69] 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
| [  153.542079][   T69] Tainted: [W]=WARN
[  153.542178][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.542343][   T69] Workqueue: netns cleanup_net
[  153.542483][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.542627][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.543087][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[  153.543274][   T69] RAX: 00000000ffffffa6 RBX: ff1100000ca96200 RCX: 1ff4000000094ed5
[  153.543472][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca962b8
[  153.543636][   T69] RBP: ff1100000d7fc000 R08: 1fe2200001952c58 R09: ff11000005d3d1d0
[  153.543812][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  153.544029][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  153.544246][   T69] FS:  0000000000000000(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[  153.544465][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.544603][   T69] CR2: 000055dccbd34d5c CR3: 0000000011e86002 CR4: 0000000000771ef0
[  153.544803][   T69] PKRU: 55555554
[  153.544910][   T69] Call Trace:
[  153.545019][   T69]  <TASK>
[  153.545095][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  153.545266][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.545426][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.545537][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.545646][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.545820][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.545936][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.546048][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.546157][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.546271][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.546378][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.546486][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.546594][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.546718][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.546862][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.546975][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.547081][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.547191][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.547302][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.547445][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.547555][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.547665][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.547778][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.547897][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.548006][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.548118][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.548231][   T69]  kthread (kernel/kthread.c:436)
[  153.548312][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.548447][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.548556][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.548664][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.548801][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.548912][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.549020][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.551598][   T69] ------------[ cut here ]------------
| [  153.551723][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [  153.551935][   T69] 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
| [  153.552482][   T69] Tainted: [W]=WARN
[  153.552563][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.552698][   T69] Workqueue: netns cleanup_net
[  153.552808][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.552953][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.553347][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[  153.553481][   T69] RAX: 00000000ffffffa6 RBX: ff1100000ca97380 RCX: 1ff4000000094ed5
[  153.553639][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca97438
[  153.553798][   T69] RBP: ff110000075f1000 R08: 1fe2200001952e88 R09: ff11000005d3d1d0
[  153.553965][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  153.554126][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  153.554293][   T69] FS:  0000000000000000(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[  153.554480][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.554615][   T69] CR2: 000055dccbd34d5c CR3: 0000000011e86002 CR4: 0000000000771ef0
[  153.554777][   T69] PKRU: 55555554
[  153.554861][   T69] Call Trace:
[  153.554940][   T69]  <TASK>
[  153.554997][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  153.555132][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.555273][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.555379][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.555486][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.555625][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.555734][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.555840][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.555952][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.556059][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.556165][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.556281][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.556391][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.556503][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.556614][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.556722][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.556831][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.556944][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.557052][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.557162][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.557278][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.557385][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.557497][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.557606][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.557714][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.557823][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.557938][   T69]  kthread (kernel/kthread.c:436)
[  153.558018][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.558152][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.558266][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.558376][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.558512][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.558622][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.558731][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.599835][   T69] ------------[ cut here ]------------
| [  153.599973][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [  153.600198][   T69] 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
| [  153.600780][   T69] Tainted: [W]=WARN
[  153.600878][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.601023][   T69] Workqueue: netns cleanup_net
[  153.601140][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.601299][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.601704][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[  153.601856][   T69] RAX: 00000000ffffffa6 RBX: ff1100000ca97c40 RCX: 1ff4000000094eaf
[  153.602026][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca97cf8
[  153.602191][   T69] RBP: ff1100000f069000 R08: 1fe2200001952fa0 R09: ff11000005d3d1d0
[  153.602361][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  153.602525][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f06c000
[  153.602692][   T69] FS:  0000000000000000(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[  153.602898][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.603036][   T69] CR2: 000055dccbd34d5c CR3: 000000001eb5d001 CR4: 0000000000771ef0
[  153.603203][   T69] PKRU: 55555554
[  153.603290][   T69] Call Trace:
[  153.603374][   T69]  <TASK>
[  153.603435][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  153.603550][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  153.603637][   T69]  netif_close_many (net/core/dev.c:1804)
[  153.603751][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.603920][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.604085][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.604196][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[  153.604312][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  153.604451][   T69]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  153.604565][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  153.604704][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.604815][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.605006][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.605118][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.605230][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.605370][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  153.605483][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.605595][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.605707][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.605821][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.605981][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.606090][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.606204][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.606324][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.606434][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.606552][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.606663][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.606775][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.606936][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.607051][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.607167][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.607288][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.607400][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.607516][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.607630][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.607741][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.607859][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.607972][   T69]  kthread (kernel/kthread.c:436)
[  153.608055][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.608193][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.608314][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.608426][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.608568][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.608678][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.608794][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.611444][   T69] ------------[ cut here ]------------
| [  153.611557][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [  153.611785][   T69] 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
| [  153.612405][   T69] Tainted: [W]=WARN
[  153.612492][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.612630][   T69] Workqueue: netns cleanup_net
[  153.612747][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.612948][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.613362][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[  153.613504][   T69] RAX: 00000000ffffffa6 RBX: ff1100000b806040 RCX: 1ff4000000094eaf
[  153.613669][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b8060f8
[  153.613834][   T69] RBP: ff1100000f06c000 R08: 1fe2200001700c20 R09: ff11000005d3d1d0
[  153.614055][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  153.614276][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3fc000
[  153.614442][   T69] FS:  0000000000000000(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[  153.614642][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.614782][   T69] CR2: 000055dccbd34d5c CR3: 000000001eb5d001 CR4: 0000000000771ef0
[  153.615005][   T69] PKRU: 55555554
[  153.615091][   T69] Call Trace:
[  153.615175][   T69]  <TASK>
[  153.615236][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  153.615351][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[  153.615465][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  153.615553][   T69]  netif_close_many (net/core/dev.c:1804)
[  153.615665][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.615777][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.615940][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.616054][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[  153.616170][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  153.616312][   T69]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  153.616428][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  153.616568][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.616680][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.616821][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.617022][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.617136][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.617277][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  153.617391][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.617503][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.617617][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.617732][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.617910][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.618023][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.618139][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.618256][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.618369][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.618485][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.618598][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.618708][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.618822][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.618939][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.619053][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.619168][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.619283][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.619404][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.619516][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.619627][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.619742][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.619858][   T69]  kthread (kernel/kthread.c:436)
[  153.619942][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.620079][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.620194][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.620311][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.620452][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.620567][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.620681][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.624078][   T69] ------------[ cut here ]------------
| [  153.624208][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [  153.624512][   T69] 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
| [  153.625107][   T69] Tainted: [W]=WARN
[  153.625191][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.625342][   T69] Workqueue: netns cleanup_net
[  153.625459][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.625619][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.626025][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[  153.626165][   T69] RAX: 00000000ffffffa6 RBX: ff1100000cdfe200 RCX: 1ff4000000094eaf
[  153.626335][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdfe2b8
[  153.626514][   T69] RBP: ff1100000c3fc000 R08: 1fe22000019bfc58 R09: ff11000005d3d1d0
[  153.626681][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  153.626852][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004a77e0
[  153.627016][   T69] FS:  0000000000000000(0000) GS:ff110000835c3000(0000) knlGS:0000000000000000
[  153.627210][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.627355][   T69] CR2: 000055dce4703638 CR3: 000000001eb5d003 CR4: 0000000000771ef0
[  153.627522][   T69] PKRU: 55555554
[  153.627609][   T69] Call Trace:
[  153.627695][   T69]  <TASK>
[  153.627754][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  153.627926][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[  153.628039][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  153.628128][   T69]  netif_close_many (net/core/dev.c:1804)
[  153.628245][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.628355][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.628465][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.628577][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[  153.628692][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  153.628832][   T69]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  153.628997][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  153.629136][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.629253][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.629391][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.629502][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.629615][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.629757][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  153.629894][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.630011][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.630121][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.630242][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.630355][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.630467][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.630583][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.630697][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.630809][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.630929][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.631041][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.631154][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.631267][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.631378][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.631493][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.631610][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.631720][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.631840][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.631958][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.632069][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.632184][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.632305][   T69]  kthread (kernel/kthread.c:436)
[  153.632391][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.632529][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.632641][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.632752][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.632899][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.633011][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.633124][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.637147][   T69] ------------[ cut here ]------------
| [  153.637316][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [  153.637553][   T69] 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
| [  153.638148][   T69] Tainted: [W]=WARN
[  153.638246][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.638436][   T69] Workqueue: netns cleanup_net
[  153.638594][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.638745][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.639172][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[  153.639324][   T69] RAX: 00000000ffffffa6 RBX: ff1100000cdff8c0 RCX: 1ff4000000094ed5
[  153.639495][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdff978
[  153.639664][   T69] RBP: ff1100000f069000 R08: 1fe22000019bff30 R09: ff11000005d3d1d0
[  153.639834][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  153.640013][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  153.640185][   T69] FS:  0000000000000000(0000) GS:ff110000835c3000(0000) knlGS:0000000000000000
[  153.640390][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.640533][   T69] CR2: 000055dce4703638 CR3: 000000001eb5d003 CR4: 0000000000771ef0
[  153.640708][   T69] PKRU: 55555554
[  153.640793][   T69] Call Trace:
[  153.640885][   T69]  <TASK>
[  153.640945][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  153.641097][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.641244][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.641359][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.641474][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.641622][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.641738][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.641860][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.641976][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.642093][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.642207][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.642332][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.642451][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.642566][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.642685][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.642801][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.642919][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.643034][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.643149][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.643271][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.643395][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.643510][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.643629][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.643746][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.643919][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.644082][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.644196][   T69]  kthread (kernel/kthread.c:436)
[  153.644291][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.644434][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.644549][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.644665][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.644808][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.645019][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.645136][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.647934][   T69] ------------[ cut here ]------------
| [  153.648081][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [  153.648309][   T69] 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
| [  153.649287][   T69] Tainted: [W]=WARN
[  153.649377][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.649514][   T69] Workqueue: netns cleanup_net
[  153.649628][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.649768][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.650163][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[  153.650305][   T69] RAX: 00000000ffffffa6 RBX: ff11000008a7c3c0 RCX: 1ff4000000094ed5
[  153.650467][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a7c478
[  153.650671][   T69] RBP: ff1100000f06c000 R08: 1fe220000114f890 R09: ff11000005d3d1d0
[  153.650831][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  153.651029][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  153.651241][   T69] FS:  0000000000000000(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[  153.651480][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.651647][   T69] CR2: 000055dccbd34d5c CR3: 00000000125a1003 CR4: 0000000000771ef0
[  153.651865][   T69] PKRU: 55555554
[  153.651978][   T69] Call Trace:
[  153.652091][   T69]  <TASK>
[  153.652163][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  153.652356][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.652531][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.652645][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.652755][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.652919][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.653044][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.653154][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.653267][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.653374][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.653483][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.653593][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.653705][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.653811][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.653930][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.654038][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.654144][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.654259][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.654366][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.654491][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.654640][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.654780][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.654903][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.655016][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.655122][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.655236][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.655344][   T69]  kthread (kernel/kthread.c:436)
[  153.655427][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.655561][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.655669][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.655781][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.655925][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.656033][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.656140][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.665639][   T69] ------------[ cut here ]------------
| [  153.665798][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [  153.666043][   T69] 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
| [  153.666638][   T69] Tainted: [W]=WARN
[  153.666728][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.666881][   T69] Workqueue: netns cleanup_net
[  153.667003][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.667164][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.667632][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[  153.667818][   T69] RAX: 00000000ffffffa6 RBX: ff11000008a7d540 RCX: 1ff4000000094ed5
[  153.668062][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a7d5f8
[  153.668289][   T69] RBP: ff1100000c3fc000 R08: 1fe220000114fac0 R09: ff11000005d3d1d0
[  153.668463][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  153.668636][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  153.668813][   T69] FS:  0000000000000000(0000) GS:ff110000835c3000(0000) knlGS:0000000000000000
[  153.669064][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.669212][   T69] CR2: 000055dce47198b8 CR3: 000000001eb5d003 CR4: 0000000000771ef0
[  153.669392][   T69] PKRU: 55555554
[  153.669479][   T69] Call Trace:
[  153.669565][   T69]  <TASK>
[  153.669626][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  153.669776][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.669957][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.670075][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.670190][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  153.670350][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.670466][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.670580][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.670698][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.670817][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.670938][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.671055][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.671174][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.671292][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.671412][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.671531][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.671648][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.671765][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.671886][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.672007][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.672126][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.672247][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.672370][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.672487][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.672604][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.672723][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.672838][   T69]  kthread (kernel/kthread.c:436)
[  153.672931][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.673073][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.673188][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.673311][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.673456][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.673572][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.673689][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.766045][   T69] ------------[ cut here ]------------
| [  153.766197][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [  153.766430][   T69] 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
| [  153.767018][   T69] Tainted: [W]=WARN
[  153.767103][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.767250][   T69] Workqueue: netns cleanup_net
[  153.767368][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.767516][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.767922][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[  153.768063][   T69] RAX: 00000000ffffffa6 RBX: ff11000010a64580 RCX: 1ff4000000094eaf
[  153.768233][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010a64638
[  153.768403][   T69] RBP: ff11000008801000 R08: 1fe220000214c8c8 R09: ff11000005d3d1d0
[  153.768570][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  153.768737][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004a77e0
[  153.768912][   T69] FS:  0000000000000000(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[  153.769113][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.769263][   T69] CR2: 000055dccbd34d5c CR3: 000000001eb5d001 CR4: 0000000000771ef0
[  153.769432][   T69] PKRU: 55555554
[  153.769516][   T69] Call Trace:
[  153.769599][   T69]  <TASK>
[  153.769659][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  153.769774][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  153.769869][   T69]  netif_close_many (net/core/dev.c:1804)
[  153.769981][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.770092][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.770204][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.770323][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[  153.770436][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  153.770575][   T69]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  153.770689][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  153.770828][   T69]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  153.770948][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.771059][   T69]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[  153.771173][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.771318][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  153.771436][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.771549][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.771660][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.771773][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.771889][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.772003][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.772117][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.772234][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.772344][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.772458][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.772571][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.772681][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.772795][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.772914][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.773029][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.773147][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.773303][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.773425][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.773540][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.773651][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.773766][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.773883][   T69]  kthread (kernel/kthread.c:436)
[  153.773969][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.774106][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.774216][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.774334][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.774473][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.774588][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.774704][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  153.777434][   T69] ------------[ cut here ]------------
| [  153.777572][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [  153.777786][   T69] 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
| [  153.778497][   T69] Tainted: [W]=WARN
[  153.778580][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.778719][   T69] Workqueue: netns cleanup_net
[  153.778870][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  153.779022][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[  153.779473][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[  153.779639][   T69] RAX: 00000000ffffffa6 RBX: ff11000010a65a80 RCX: 1ff4000000094ed5
[  153.779835][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010a65b38
[  153.780050][   T69] RBP: ff11000008801000 R08: 1fe220000214cb68 R09: ff11000005d3d1d0
[  153.780250][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  153.780419][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  153.780592][   T69] FS:  0000000000000000(0000) GS:ff11000083543000(0000) knlGS:0000000000000000
[  153.780790][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.780938][   T69] CR2: 000055dccbd34d5c CR3: 000000001eb5d001 CR4: 0000000000771ef0
[  153.781105][   T69] PKRU: 55555554
[  153.781189][   T69] Call Trace:
[  153.781278][   T69]  <TASK>
[  153.781338][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  153.781479][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  153.781620][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  153.781734][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  153.781854][   T69]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  153.781997][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  153.782119][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  153.782273][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  153.782384][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  153.782496][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  153.782638][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  153.782779][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  153.782902][   T69]  cleanup_net (net/core/net_namespace.c:702)
[  153.783012][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[  153.783120][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  153.783236][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  153.783343][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  153.783454][   T69]  process_one_work (kernel/workqueue.c:3314)
[  153.783567][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  153.783675][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  153.783786][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  153.783902][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.784009][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  153.784120][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  153.784232][   T69]  kthread (kernel/kthread.c:436)
[  153.784315][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  153.784451][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[  153.784559][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[  153.784667][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  153.784801][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  153.784914][   T69]  ? kthread_affine_node (kernel/kthread.c:378)


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