======================================
| xx__-> [    9.009435][  T186] ------------[ cut here ]------------
| [    9.009681][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.009921][  T186] Modules linked in:
| [    9.010323][  T186] Tainted: [W]=WARN
[    9.010469][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.010632][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.010801][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.011263][  T186] RSP: 0018:ffa00000008a7ab0 EFLAGS: 00010286
[    9.011435][  T186] RAX: 00000000ffffffa6 RBX: ff110000094bec80 RCX: 1ff4000000114f1c
[    9.011627][  T186] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094bed3c
[    9.011820][  T186] RBP: ff1100000a0a1000 R08: 1fe2200001297da9 R09: ff1100000cc38b90
[    9.012010][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.012203][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0a1000
[    9.012408][  T186] FS:  00007f7e69687840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[    9.012633][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.012796][  T186] CR2: 00007f3cd9fcc000 CR3: 00000000089af004 CR4: 0000000000771ef0
[    9.012986][  T186] PKRU: 55555554
[    9.013082][  T186] Call Trace:
[    9.013180][  T186]  <TASK>
[    9.013247][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.013388][  T186]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.013517][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.013616][  T186]  register_netdevice (net/core/dev.c:11488)
[    9.013745][  T186]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.013906][  T186]  register_netdev (net/core/dev.c:11552)
[    9.014034][  T186]  loopback_net_init (drivers/net/loopback.c:218)
[    9.014164][  T186]  ops_init (net/core/net_namespace.c:137)
[    9.014262][  T186]  setup_net (net/core/net_namespace.c:446)
[    9.014370][  T186]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.014497][  T186]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.014626][  T186]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.014755][  T186]  copy_net_ns (net/core/net_namespace.c:579)
[    9.014882][  T186]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.015012][  T186]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.015140][  T186]  ksys_unshare (kernel/fork.c:3243)
[    9.015267][  T186]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.015404][  T186]  ? __ia32_sys_open (fs/open.c:1374)
[    9.015535][  T186]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.015660][  T186]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.015787][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.015912][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.016041][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.016169][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.016334][  T186] RIP: 0033:0x7f7e69949bcb
[    9.016476][  T186] 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
[    9.016938][  T186] RSP: 002b:00007ffc075f92d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.017129][  T186] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7e69949bcb
[    9.017370][  T186] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.017566][  T186] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.017755][  T186] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc075fb500
[    9.017946][  T186] R13: 0000000000000001 R14: 00007f7e696876f8 R15: 00007ffc075fc84f
| [    9.051029][  T187] ------------[ cut here ]------------
| [    9.051174][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/187
| [    9.051413][  T187] Modules linked in:
| [    9.051770][  T187] Tainted: [W]=WARN
[    9.051865][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.052024][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.052190][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.052646][  T187] RSP: 0018:ffa00000008b7030 EFLAGS: 00010286
[    9.052805][  T187] RAX: 00000000ffffffa6 RBX: ff110000094be740 RCX: 1ff4000000116dcc
[    9.052993][  T187] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094be7fc
[    9.053180][  T187] RBP: ff1100000a0a1000 R08: 1fe2200001297d01 R09: ff1100000cc3d1e8
[    9.054090][  T187] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.054279][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0a1ce1
[    9.054506][  T187] FS:  00007f2e3e0cf840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[    9.054728][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.054890][  T187] CR2: 0000000036dc7988 CR3: 000000000f117006 CR4: 0000000000771ef0
[    9.055079][  T187] PKRU: 55555554
[    9.055175][  T187] Call Trace:
[    9.055269][  T187]  <TASK>
[    9.055340][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.055475][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.055572][  T187]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.055699][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[    9.055827][  T187]  ? netif_change_name (net/core/dev.c:1495)
[    9.055953][  T187]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.056079][  T187]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.056205][  T187]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.056340][  T187]  netif_change_flags (net/core/dev.c:9820)
[    9.056473][  T187]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.056601][  T187]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.056729][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.056887][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.057013][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.057139][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.057265][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.057403][  T187]  ? __kernel_text_address (kernel/extable.c:79)
[    9.057529][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.057658][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.057782][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.057910][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.058035][  T187]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.058160][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.058284][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.058419][  T187]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.058546][  T187]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.058672][  T187]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.058797][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.058926][  T187]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.059054][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.059183][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.059315][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.059449][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.059575][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.059701][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.059826][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.059954][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.060078][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.060204][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.060334][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.060464][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.060589][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.060717][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.060843][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.060970][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.061096][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.061221][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.061353][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.061528][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.061654][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.061784][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.061911][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.062039][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.062166][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.062291][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.062428][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.062554][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.062682][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.062809][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.062934][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.063060][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.063187][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.063316][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.063448][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.063603][  T187]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.063730][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.063857][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.063984][  T187]  ___sys_sendmsg (net/socket.c:2752)
[    9.064109][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.064265][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.064416][  T187]  __sys_sendmsg (net/socket.c:2784)
[    9.064543][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.064668][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.064828][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.064953][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.065083][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.065209][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.065339][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.065470][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.065626][  T187] RIP: 0033:0x7f2e3e30908e
[    9.065761][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.066207][  T187] RSP: 002b:00007ffdbb7682b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.066402][  T187] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2e3e30908e
[    9.066590][  T187] RDX: 0000000000000000 RSI: 00007ffdbb768360 RDI: 0000000000000005
[    9.066779][  T187] RBP: 00007ffdbb7682c0 R08: 0000000000000000 R09: 0000000000000000
[    9.066967][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d159
[    9.067155][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbb768a30
| [    9.197626][  T191] ------------[ cut here ]------------
| [    9.197790][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/191
| [    9.198015][  T191] Modules linked in:
| [    9.198425][  T191] Tainted: [W]=WARN
[    9.198524][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.198683][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.198851][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.199302][  T191] RSP: 0018:ffa00000008f7ab0 EFLAGS: 00010286
[    9.199478][  T191] RAX: 00000000ffffffa6 RBX: ff11000009a3cac0 RCX: 1ff400000011ef1c
[    9.199672][  T191] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3cb7c
[    9.199861][  T191] RBP: ff110000074a4000 R08: 1fe2200001347971 R09: ff1100000c0fd210
[    9.200048][  T191] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.200236][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000074a4000
[    9.200439][  T191] FS:  00007fc8a2b3a840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[    9.200662][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.200823][  T191] CR2: 00007fc8a2d3bc20 CR3: 000000000f228002 CR4: 0000000000771ef0
[    9.201013][  T191] PKRU: 55555554
[    9.201108][  T191] Call Trace:
[    9.201205][  T191]  <TASK>
[    9.201272][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.201413][  T191]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.201539][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.201637][  T191]  register_netdevice (net/core/dev.c:11488)
[    9.201765][  T191]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.201925][  T191]  register_netdev (net/core/dev.c:11552)
[    9.202052][  T191]  loopback_net_init (drivers/net/loopback.c:218)
[    9.202179][  T191]  ops_init (net/core/net_namespace.c:137)
[    9.202279][  T191]  setup_net (net/core/net_namespace.c:446)
[    9.202387][  T191]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.202511][  T191]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.202639][  T191]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.202767][  T191]  copy_net_ns (net/core/net_namespace.c:579)
[    9.202895][  T191]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.203024][  T191]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.203154][  T191]  ksys_unshare (kernel/fork.c:3243)
[    9.203283][  T191]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.203418][  T191]  ? __ia32_sys_open (fs/open.c:1374)
[    9.203549][  T191]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.203674][  T191]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.203802][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.203928][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.204055][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.204183][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.204352][  T191] RIP: 0033:0x7fc8a2dfcbcb
[    9.204492][  T191] 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
[    9.204941][  T191] RSP: 002b:00007fff8bf83b68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.205133][  T191] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8a2dfcbcb
[    9.205325][  T191] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.205519][  T191] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.205707][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8bf85d90
[    9.205895][  T191] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8bf8684e
| [    9.230394][  T192] ------------[ cut here ]------------
| [    9.230582][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [    9.230848][  T192] Modules linked in:
| [    9.231380][  T192] Tainted: [W]=WARN
[    9.231520][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.231722][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.231931][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.232439][  T192] RSP: 0018:ffa0000000907030 EFLAGS: 00010286
[    9.232643][  T192] RAX: 00000000ffffffa6 RBX: ff11000009a3d1c0 RCX: 1ff4000000120dcc
[    9.232874][  T192] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3d27c
[    9.233108][  T192] RBP: ff110000074a4000 R08: 1fe2200001347a51 R09: ff1100000c0f8b68
[    9.233347][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.233595][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000074a4ce1
[    9.233828][  T192] FS:  00007f3414322840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[    9.234092][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.234298][  T192] CR2: 00007f34145f21a0 CR3: 000000000f237005 CR4: 0000000000771ef0
[    9.234552][  T192] PKRU: 55555554
[    9.234692][  T192] Call Trace:
[    9.234831][  T192]  <TASK>
[    9.234941][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.235117][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.235259][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.235457][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.235634][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.235804][  T192]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.235975][  T192]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.236148][  T192]  ? 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))
[    9.236331][  T192]  netif_change_flags (net/core/dev.c:9820)
[    9.236519][  T192]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.236695][  T192]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.236866][  T192]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.237071][  T192]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.237242][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.237437][  T192]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.237611][  T192]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.237785][  T192]  ? __kernel_text_address (kernel/extable.c:79)
[    9.237957][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.238131][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.238301][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.238495][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.238667][  T192]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.238837][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.239006][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.239179][  T192]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.239372][  T192]  ? __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)
[    9.239545][  T192]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.239719][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.239891][  T192]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.240064][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.240238][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.240427][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.240599][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.240773][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.240942][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.241113][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.241286][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.241477][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.241650][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.241822][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.241995][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.242167][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.242347][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.242531][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.242705][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.242878][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.243047][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.243223][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.243416][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.243588][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.243762][  T192]  ? 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))
[    9.243932][  T192]  ? 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))
[    9.244106][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.244279][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.244471][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.244644][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.244817][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.244991][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.245162][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.245341][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.245526][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.245700][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.245875][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.246045][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.246245][  T192]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.246440][  T192]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.246612][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.246785][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.246955][  T192]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.247160][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.247351][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.247536][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.247706][  T192]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.247911][  T192]  ? 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)
[    9.248083][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.248256][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.248453][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.248626][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.248799][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.249006][  T192] RIP: 0033:0x7f341455c08e
[    9.249182][  T192] 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
[    9.249725][  T192] RSP: 002b:00007fffadbac630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.249959][  T192] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f341455c08e
[    9.250191][  T192] RDX: 0000000000000000 RSI: 00007fffadbac6e0 RDI: 0000000000000005
[    9.250438][  T192] RBP: 00007fffadbac640 R08: 0000000000000000 R09: 0000000000000000
[    9.250673][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d159
[    9.250903][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffadbacdb0
| [    9.429244][  T195] ------------[ cut here ]------------
| [    9.429488][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/195
| [    9.429775][  T195] Modules linked in: veth
| [    9.430277][  T195] Tainted: [W]=WARN
[    9.431321][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.431657][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.432002][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.432662][  T195] RSP: 0018:ffa0000000936e30 EFLAGS: 00010286
[    9.432992][  T195] RAX: 00000000ffffffa6 RBX: ff1100000502f1c0 RCX: 1ff4000000126d8c
[    9.433375][  T195] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502f27c
[    9.433734][  T195] RBP: ff11000005334000 R08: 1fe2200000a05e51 R09: ff1100000cd2aed0
[    9.434093][  T195] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.434474][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005277188
[    9.434839][  T195] FS:  00007fb77fb28840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[    9.435246][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.435592][  T195] CR2: 000055a8d4cc8d30 CR3: 000000000f2ef003 CR4: 0000000000771ef0
[    9.435954][  T195] PKRU: 55555554
[    9.436168][  T195] Call Trace:
[    9.436374][  T195]  <TASK>
[    9.436490][  T195]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.436708][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.436896][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.437045][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.437228][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.437471][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[    9.437657][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.437836][  T195]  ? netif_change_name (net/core/dev.c:1495)
[    9.438018][  T195]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.438201][  T195]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.438443][  T195]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[    9.438662][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.438843][  T195]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.439024][  T195]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.439208][  T195] veth_newlink (drivers/net/veth.c:1871) veth
[    9.439411][  T195]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.439627][  T195]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.439809][  T195]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.439991][  T195]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.440189][  T195]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.440389][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.440574][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.440755][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.440941][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.441176][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.441384][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.441586][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.441768][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.441956][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.442142][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.442332][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.442529][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.442712][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.442891][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.443072][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.443257][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.443460][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.443740][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.443923][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.444107][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.444291][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.444495][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.444676][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.444861][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.445042][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.445225][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.445431][  T195]  ? 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))
[    9.445614][  T195]  ? 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))
[    9.445798][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.446073][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.446370][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.446558][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.446741][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.446926][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.447110][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.447293][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.447498][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.447681][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.447864][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.448045][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.448372][  T195]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.448561][  T195]  ___sys_sendmsg (net/socket.c:2752)
[    9.448745][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.448930][  T195]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.449150][  T195]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.449342][  T195]  __sys_sendmsg (net/socket.c:2784)
[    9.449540][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.449726][  T195]  ? 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)
[    9.449910][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.450095][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.450278][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.450476][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.450753][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.450969][  T195] RIP: 0033:0x7fb77fd6208e
[    9.451391][  T195] 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
[    9.452022][  T195] RSP: 002b:00007ffc1fff4440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.452272][  T195] RAX: ffffffffffffffda RBX: 00007ffc1fff4be8 RCX: 00007fb77fd6208e
[    9.452546][  T195] RDX: 0000000000000000 RSI: 00007ffc1fff44f0 RDI: 0000000000000005
[    9.452797][  T195] RBP: 00007ffc1fff4450 R08: 0000000000000000 R09: 0000000000000000
[    9.453044][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d159
[    9.453291][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1fff4bb0
| [    9.470224][  T195] ------------[ cut here ]------------
| [    9.470422][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/195
| [    9.470693][  T195] Modules linked in: veth
| [    9.471146][  T195] Tainted: [W]=WARN
[    9.471289][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.471521][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.471738][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.472250][  T195] RSP: 0018:ffa00000009371b0 EFLAGS: 00010286
[    9.472479][  T195] RAX: 00000000ffffffa6 RBX: ff1100000c3e4740 RCX: 1ff4000000126dfc
[    9.472717][  T195] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e47fc
[    9.472955][  T195] RBP: ff11000005321000 R08: 1fe220000187c901 R09: ff1100000cd2aed0
[    9.473193][  T195] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.473517][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.473814][  T195] FS:  00007fb77fb28840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[    9.474140][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.474451][  T195] CR2: 000055a8d4cc8d30 CR3: 000000000f2ef003 CR4: 0000000000771ef0
[    9.474783][  T195] PKRU: 55555554
[    9.475020][  T195] Call Trace:
[    9.475221][  T195]  <TASK>
[    9.475338][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.475536][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.475684][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[    9.475861][  T195]  ? netif_change_name (net/core/dev.c:1495)
[    9.476036][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.476212][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.476411][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.476592][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.476772][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.476947][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.477123][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.477311][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.477504][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.477682][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.477856][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.478034][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.478208][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.478406][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.478592][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.478771][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.478947][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.479126][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.479309][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.479498][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.479678][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.479853][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.480032][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.480209][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.480408][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.480592][  T195]  ? 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))
[    9.480768][  T195]  ? 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))
[    9.480947][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.481128][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.481313][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.481503][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.481681][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.481859][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.482033][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.482212][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.482411][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.482590][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.482769][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.482945][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.483152][  T195]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.483341][  T195]  ___sys_sendmsg (net/socket.c:2752)
[    9.483533][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.483716][  T195]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.483928][  T195]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.484130][  T195]  __sys_sendmsg (net/socket.c:2784)
[    9.484320][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.484515][  T195]  ? 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)
[    9.484696][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.484879][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.485059][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.485241][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.485443][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.485658][  T195] RIP: 0033:0x7fb77fd6208e
[    9.485842][  T195] 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
[    9.486384][  T195] RSP: 002b:00007ffc1fff4440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.486630][  T195] RAX: ffffffffffffffda RBX: 00007ffc1fff4be8 RCX: 00007fb77fd6208e
[    9.486876][  T195] RDX: 0000000000000000 RSI: 00007ffc1fff44f0 RDI: 0000000000000005
[    9.487119][  T195] RBP: 00007ffc1fff4450 R08: 0000000000000000 R09: 0000000000000000
[    9.487382][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d159
[    9.487629][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1fff4bb0
| [    9.532675][  T198] ------------[ cut here ]------------
| [    9.532881][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/198
| [    9.533151][  T198] Modules linked in: veth
| [    9.533632][  T198] Tainted: [W]=WARN
[    9.533775][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.533982][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.534195][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.534712][  T198] RSP: 0018:ffa0000000567030 EFLAGS: 00010286
[    9.534919][  T198] RAX: 00000000ffffffa6 RBX: ff1100000c3e5540 RCX: 1ff40000000acdcc
[    9.535152][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e55fc
[    9.535415][  T198] RBP: ff11000005321000 R08: 1fe220000187cac1 R09: ff1100000cd28b68
[    9.535648][  T198] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.535881][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005321ce1
[    9.536117][  T198] FS:  00007f7b95e34840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[    9.536407][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.536613][  T198] CR2: 000000003330b988 CR3: 000000000f025004 CR4: 0000000000771ef0
[    9.536857][  T198] PKRU: 55555554
[    9.536998][  T198] Call Trace:
[    9.537138][  T198]  <TASK>
[    9.537248][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.537441][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.537586][  T198]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.537760][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[    9.537934][  T198]  ? netif_change_name (net/core/dev.c:1495)
[    9.538104][  T198]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.538276][  T198]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.538470][  T198]  ? 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))
[    9.538646][  T198]  netif_change_flags (net/core/dev.c:9820)
[    9.538819][  T198]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.538996][  T198]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.539168][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.539419][  T198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.539622][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.539792][  T198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.539963][  T198]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.540140][  T198]  ? __kernel_text_address (kernel/extable.c:79)
[    9.540320][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.540505][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.540677][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.540849][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.541020][  T198]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.541190][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.541383][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.541565][  T198]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.541739][  T198]  ? __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)
[    9.541909][  T198]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.542081][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.542254][  T198]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.542446][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.542623][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.542796][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.542967][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.543140][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.543315][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.543498][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.543674][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.543844][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.544016][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.544191][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.544383][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.544555][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.544727][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.544897][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.545068][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.545240][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.545432][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.545610][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.545781][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.545953][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.546128][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.546305][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.546492][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.546664][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.546836][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.547007][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.547179][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.547374][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.547545][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.547718][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.547889][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.548061][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.548235][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.548427][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.548627][  T198]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.548802][  T198]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.548974][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.549146][  T198]  ___sys_sendmsg (net/socket.c:2752)
[    9.549321][  T198]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.549537][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.549719][  T198]  __sys_sendmsg (net/socket.c:2784)
[    9.549890][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.550058][  T198]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.550262][  T198]  ? 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)
[    9.550450][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.550624][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.550798][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.550969][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.551141][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.551349][  T198] RIP: 0033:0x7f7b9606e08e
[    9.551540][  T198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.552027][  T198] RSP: 002b:00007ffce2f461e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.552261][  T198] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7b9606e08e
[    9.552516][  T198] RDX: 0000000000000000 RSI: 00007ffce2f46290 RDI: 0000000000000005
[    9.552750][  T198] RBP: 00007ffce2f461f0 R08: 0000000000000000 R09: 0000000000000000
[    9.552985][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d159
[    9.553217][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce2f46960
| [    9.579228][  T200] ------------[ cut here ]------------
| [    9.579427][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/200
| [    9.579695][  T200] Modules linked in: veth
| [    9.580189][  T200] Tainted: [W]=WARN
[    9.580336][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.581204][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.581488][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.582027][  T200] RSP: 0018:ffa00000004c7030 EFLAGS: 00010286
[    9.582282][  T200] RAX: 00000000ffffffa6 RBX: ff1100000f0c2200 RCX: 1ff4000000098dcc
[    9.582564][  T200] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c22bc
[    9.582800][  T200] RBP: ff11000005334000 R08: 1fe2200001e18459 R09: ff1100000c2151e8
[    9.583029][  T200] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.583260][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005334ce1
[    9.583511][  T200] FS:  00007fab674d0840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[    9.583778][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.583981][  T200] CR2: 00007fab677a01a0 CR3: 000000000a291006 CR4: 0000000000771ef0
[    9.584215][  T200] PKRU: 55555554
[    9.584378][  T200] Call Trace:
[    9.584518][  T200]  <TASK>
[    9.584630][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.584805][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.584947][  T200]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.585119][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.585291][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.585482][  T200]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.585654][  T200]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.585828][  T200]  ? 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))
[    9.586004][  T200]  netif_change_flags (net/core/dev.c:9820)
[    9.586177][  T200]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.586372][  T200]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.586546][  T200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.586750][  T200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.586920][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.587090][  T200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.587263][  T200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.587451][  T200]  ? __kernel_text_address (kernel/extable.c:79)
[    9.587622][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.587795][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.587965][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.588136][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.588314][  T200]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.588497][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.588667][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.588839][  T200]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.589009][  T200]  ? __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)
[    9.589177][  T200]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.589354][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.589538][  T200]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.589711][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.589886][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.590059][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.590227][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.590415][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.590586][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.590755][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.590927][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.591097][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.591267][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.591457][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.591627][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.591797][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.591967][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.592135][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.592311][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.592497][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.592666][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.592838][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.593008][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.593179][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.593375][  T200]  ? 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))
[    9.593545][  T200]  ? 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))
[    9.593718][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.593891][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.594060][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.594230][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.594419][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.594591][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.594759][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.594929][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.595101][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.595273][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.595507][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.595679][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.595877][  T200]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.596047][  T200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.596216][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.596410][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.596580][  T200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.596781][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.596962][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.597132][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.597306][  T200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.597522][  T200]  ? 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)
[    9.597696][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.597867][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.598037][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.598205][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.598400][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.598601][  T200] RIP: 0033:0x7fab6770a08e
[    9.598777][  T200] 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
[    9.599263][  T200] RSP: 002b:00007ffe4c73ead0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.599515][  T200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fab6770a08e
[    9.599745][  T200] RDX: 0000000000000000 RSI: 00007ffe4c73eb80 RDI: 0000000000000005
[    9.599977][  T200] RBP: 00007ffe4c73eae0 R08: 0000000000000000 R09: 0000000000000000
[    9.600205][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d159
[    9.600456][  T200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4c73f250
| [    9.602993][   T38] ------------[ cut here ]------------
| [    9.603176][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [    9.604075][   T38] Modules linked in: veth
| [    9.604692][   T38] Tainted: [W]=WARN
[    9.604825][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.605013][   T38] Workqueue: events_unbound linkwatch_event
[    9.605217][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.605434][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.605887][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[    9.606075][   T38] RAX: 00000000ffffffa6 RBX: ff1100000f0c2c80 RCX: 1ff4000000055f02
[    9.606287][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c2d3c
[    9.606522][   T38] RBP: ff11000005321000 R08: 1fe2200001e185a9 R09: ff11000001d82ef8
[    9.606744][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.606959][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.607175][   T38] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[    9.607436][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.607624][   T38] CR2: 00007fab677a01a0 CR3: 000000003b139001 CR4: 0000000000771ef0
[    9.607840][   T38] PKRU: 55555554
[    9.607970][   T38] Call Trace:
[    9.608099][   T38]  <TASK>
[    9.608202][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.608379][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.608541][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.608678][   T38]  netif_state_change (net/core/dev.c:1605)
[    9.608839][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.609029][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    9.609188][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    9.609411][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.609577][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    9.609737][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[    9.609902][   T38]  process_one_work (kernel/workqueue.c:3314)
[    9.610066][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[    9.610225][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.610410][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    9.610575][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.610735][   T38]  kthread (kernel/kthread.c:436)
[    9.610866][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.611055][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.611215][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[    9.611400][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[    9.611589][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[    9.611750][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.611911][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    9.748210][  T209] ------------[ cut here ]------------
| [    9.748400][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209
| [    9.748628][  T209] Modules linked in: veth
| [    9.749005][  T209] Tainted: [W]=WARN
[    9.749102][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.749260][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.749437][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.749887][  T209] RSP: 0018:ffa00000005f7ab0 EFLAGS: 00010286
[    9.750048][  T209] RAX: 00000000ffffffa6 RBX: ff110000094bf700 RCX: 1ff40000000bef1c
[    9.750237][  T209] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094bf7bc
[    9.750433][  T209] RBP: ff11000009bcc000 R08: 1fe2200001297ef9 R09: ff1100000f072ed0
[    9.750620][  T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.750809][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bcc000
[    9.750998][  T209] FS:  00007f21ae9c4840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[    9.751219][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.751389][  T209] CR2: 00007f21aebd0690 CR3: 000000000cd37005 CR4: 0000000000771ef0
[    9.751580][  T209] PKRU: 55555554
[    9.751674][  T209] Call Trace:
[    9.751768][  T209]  <TASK>
[    9.751833][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.751960][  T209]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.752089][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.752187][  T209]  register_netdevice (net/core/dev.c:11488)
[    9.752319][  T209]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.752914][  T209]  register_netdev (net/core/dev.c:11552)
[    9.753042][  T209]  loopback_net_init (drivers/net/loopback.c:218)
[    9.753172][  T209]  ops_init (net/core/net_namespace.c:137)
[    9.753271][  T209]  setup_net (net/core/net_namespace.c:446)
[    9.753372][  T209]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.753497][  T209]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.753622][  T209]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.753750][  T209]  copy_net_ns (net/core/net_namespace.c:579)
[    9.753877][  T209]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.754006][  T209]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.754134][  T209]  ksys_unshare (kernel/fork.c:3243)
[    9.754263][  T209]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.754400][  T209]  ? __ia32_sys_open (fs/open.c:1374)
[    9.754528][  T209]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.754653][  T209]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.754780][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.754906][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.755033][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.755161][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.755324][  T209] RIP: 0033:0x7f21aec86bcb
[    9.755462][  T209] 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
[    9.755917][  T209] RSP: 002b:00007ffd6a3b94d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.756108][  T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f21aec86bcb
[    9.756298][  T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.756497][  T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.756685][  T209] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd6a3bb700
[    9.756873][  T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6a3bc84e
| [    9.797660][  T210] ------------[ cut here ]------------
| [    9.797835][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/210
| [    9.798064][  T210] Modules linked in: veth
| [    9.798709][  T210] Tainted: [W]=WARN
[    9.798806][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.798964][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.799128][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.799584][  T210] RSP: 0018:ffa0000000607030 EFLAGS: 00010286
[    9.799742][  T210] RAX: 00000000ffffffa6 RBX: ff110000094bf540 RCX: 1ff40000000c0dcc
[    9.799928][  T210] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094bf5fc
[    9.800116][  T210] RBP: ff11000009bcc000 R08: 1fe2200001297ec1 R09: ff1100000c248b68
[    9.800309][  T210] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.800499][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bccce1
[    9.800686][  T210] FS:  00007fcfd5166840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[    9.800906][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.801066][  T210] CR2: 000000003ae13988 CR3: 000000000c34f005 CR4: 0000000000771ef0
[    9.801255][  T210] PKRU: 55555554
[    9.801353][  T210] Call Trace:
[    9.801456][  T210]  <TASK>
[    9.801522][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.801651][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.801752][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.801879][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[    9.802005][  T210]  ? netif_change_name (net/core/dev.c:1495)
[    9.802130][  T210]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.802256][  T210]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.802391][  T210]  ? 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))
[    9.802519][  T210]  netif_change_flags (net/core/dev.c:9820)
[    9.802645][  T210]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.802774][  T210]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.802899][  T210]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.803056][  T210]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.803181][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.803312][  T210]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.803448][  T210]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.803574][  T210]  ? __kernel_text_address (kernel/extable.c:79)
[    9.803702][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.803830][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.803955][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.804081][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.804207][  T210]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.804336][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.804465][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.804592][  T210]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.804718][  T210]  ? __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)
[    9.804845][  T210]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.804970][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.805096][  T210]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.805224][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.805362][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.805491][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.805616][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.805743][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.805867][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.805992][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.806120][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.806245][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.806380][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.806506][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.806634][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.806760][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.806886][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.807010][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.807135][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.807262][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.807395][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.807523][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.807650][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.807778][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.807907][  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))
[    9.808033][  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))
[    9.808162][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.808293][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.808426][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.808551][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.808678][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.808805][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.808932][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.809058][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.809185][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.809314][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.809444][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.809571][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.809726][  T210]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.809854][  T210]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.809979][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.810106][  T210]  ___sys_sendmsg (net/socket.c:2752)
[    9.810230][  T210]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.810396][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.810534][  T210]  __sys_sendmsg (net/socket.c:2784)
[    9.810660][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.810785][  T210]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.810945][  T210]  ? 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)
[    9.811070][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.811196][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.811328][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.811459][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.811587][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.811743][  T210] RIP: 0033:0x7fcfd53a008e
[    9.811875][  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
[    9.812328][  T210] RSP: 002b:00007ffc44fb1d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.812528][  T210] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcfd53a008e
[    9.812717][  T210] RDX: 0000000000000000 RSI: 00007ffc44fb1e00 RDI: 0000000000000005
[    9.812905][  T210] RBP: 00007ffc44fb1d60 R08: 0000000000000000 R09: 0000000000000000
[    9.813093][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15a
[    9.813279][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc44fb24d0
| [    9.912984][  T214] ------------[ cut here ]------------
| [    9.913153][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/214
| [    9.914005][  T214] Modules linked in: veth
| [    9.914494][  T214] Tainted: [W]=WARN
[    9.914598][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.914765][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.914938][  T214] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.915501][  T214] RSP: 0018:ffa00000006d6e30 EFLAGS: 00010286
[    9.915753][  T214] RAX: 00000000ffffffa6 RBX: ff11000009401540 RCX: 1ff40000000dad8c
[    9.915950][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094015fc
[    9.916150][  T214] RBP: ff11000005c2c000 R08: 1fe22000012802c1 R09: ff1100000c76aed0
[    9.916352][  T214] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.916610][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000099f1908
[    9.916812][  T214] FS:  00007f1ff4967840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[    9.917050][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.917217][  T214] CR2: 000000000042ebe0 CR3: 000000000c53d006 CR4: 0000000000771ef0
[    9.917430][  T214] PKRU: 55555554
[    9.917531][  T214] Call Trace:
[    9.917632][  T214]  <TASK>
[    9.917700][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.917833][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.917968][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.918070][  T214]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.918203][  T214]  __dev_notify_flags (net/core/dev.c:9787)
[    9.918342][  T214]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.918483][  T214]  ? 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)
[    9.918615][  T214]  ? netif_change_name (net/core/dev.c:1495)
[    9.918747][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.918879][  T214]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.919011][  T214]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.919146][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.919280][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.919425][  T214]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.919557][  T214]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.919690][  T214]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.919824][  T214]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.919958][  T214] veth_newlink (drivers/net/veth.c:1871) veth
[    9.920093][  T214]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.920257][  T214]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.920404][  T214]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.920536][  T214]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.920682][  T214]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.920815][  T214]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.920951][  T214]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.921084][  T214]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.921218][  T214]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.921363][  T214]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.921499][  T214]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.921633][  T214]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.921766][  T214]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.921906][  T214]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.922045][  T214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.922180][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.922320][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.922463][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.922599][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.922733][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.922870][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.923003][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.923136][  T214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.923282][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.923425][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.923559][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.923694][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.923826][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.923960][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.924093][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.924226][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.924373][  T214]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.924506][  T214]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.924641][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.924775][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.924908][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.925041][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.925173][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.925312][  T214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.925451][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.925586][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.925720][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.925854][  T214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.925987][  T214]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.926120][  T214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.926289][  T214]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.926433][  T214]  ___sys_sendmsg (net/socket.c:2752)
[    9.926567][  T214]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.926704][  T214]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.926873][  T214]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.927010][  T214]  __sys_sendmsg (net/socket.c:2784)
[    9.927142][  T214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.927279][  T214]  ? 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)
[    9.927424][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.927561][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.927694][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.927827][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.927959][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.928125][  T214] RIP: 0033:0x7f1ff4ba108e
[    9.928266][  T214] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.928751][  T214] RSP: 002b:00007ffc033f5b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.928949][  T214] RAX: ffffffffffffffda RBX: 00007ffc033f62f8 RCX: 00007f1ff4ba108e
[    9.929145][  T214] RDX: 0000000000000000 RSI: 00007ffc033f5c00 RDI: 0000000000000005
[    9.929349][  T214] RBP: 00007ffc033f5b60 R08: 0000000000000000 R09: 0000000000000000
[    9.929552][  T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15a
[    9.929749][  T214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc033f62c0
| [    9.943806][  T214] ------------[ cut here ]------------
| [    9.943949][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/214
| [    9.944173][  T214] Modules linked in: veth
| [    9.944628][  T214] Tainted: [W]=WARN
[    9.944726][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.944886][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.945054][  T214] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.945521][  T214] RSP: 0018:ffa00000006d71b0 EFLAGS: 00010286
[    9.945686][  T214] RAX: 00000000ffffffa6 RBX: ff110000095aeac0 RCX: 1ff40000000dadfc
[    9.945881][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095aeb7c
[    9.946072][  T214] RBP: ff110000088bc000 R08: 1fe22000012b5d71 R09: ff1100000c76aed0
[    9.946263][  T214] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.946463][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.946658][  T214] FS:  00007f1ff4967840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[    9.946884][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.947046][  T214] CR2: 00007f6f72d9f000 CR3: 000000000c53d004 CR4: 0000000000771ef0
[    9.947239][  T214] PKRU: 55555554
[    9.947340][  T214] Call Trace:
[    9.947441][  T214]  <TASK>
[    9.947508][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.947639][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.947738][  T214]  __dev_notify_flags (net/core/dev.c:9787)
[    9.947866][  T214]  ? netif_change_name (net/core/dev.c:1495)
[    9.947996][  T214]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.948124][  T214]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.948253][  T214]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.948393][  T214]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.948523][  T214]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.948651][  T214]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.948779][  T214]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.948913][  T214]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.949044][  T214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.949173][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.949307][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.949441][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.949570][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.949697][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.949829][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.949957][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.950084][  T214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.950213][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.950344][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.950478][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.950607][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.950734][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.950863][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.950990][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.951119][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.951250][  T214]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.951387][  T214]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.951518][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.951648][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.951775][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.951903][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.952031][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.952161][  T214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.952291][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.952427][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.952555][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.952684][  T214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.952812][  T214]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.952940][  T214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.953099][  T214]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.953231][  T214]  ___sys_sendmsg (net/socket.c:2752)
[    9.953368][  T214]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.953501][  T214]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.953664][  T214]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.953794][  T214]  __sys_sendmsg (net/socket.c:2784)
[    9.953923][  T214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.954054][  T214]  ? 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)
[    9.954181][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.954313][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.954446][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.954573][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.954700][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.954858][  T214] RIP: 0033:0x7f1ff4ba108e
[    9.954991][  T214] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.955457][  T214] RSP: 002b:00007ffc033f5b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.955649][  T214] RAX: ffffffffffffffda RBX: 00007ffc033f62f8 RCX: 00007f1ff4ba108e
[    9.955838][  T214] RDX: 0000000000000000 RSI: 00007ffc033f5c00 RDI: 0000000000000005
[    9.956026][  T214] RBP: 00007ffc033f5b60 R08: 0000000000000000 R09: 0000000000000000
[    9.956216][  T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15a
[    9.956416][  T214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc033f62c0
| [   10.004964][  T216] ------------[ cut here ]------------
| [   10.005106][  T216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/216
| [   10.005341][  T216] Modules linked in: veth
| [   10.005824][  T216] Tainted: [W]=WARN
[   10.005928][  T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.006089][  T216] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.006257][  T216] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.006732][  T216] RSP: 0018:ffa0000000727ab0 EFLAGS: 00010286
[   10.006937][  T216] RAX: 00000000ffffffa6 RBX: ff1100000bef6200 RCX: 1ff40000000e4f1c
[   10.007126][  T216] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef62bc
[   10.007320][  T216] RBP: ff1100000f3b9000 R08: 1fe22000017dec59 R09: ff1100000c5c5210
[   10.007515][  T216] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.007702][  T216] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f3b9000
[   10.007910][  T216] FS:  00007f31b7916840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   10.008173][  T216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.008338][  T216] CR2: 00007f31b7c8f493 CR3: 000000000f362004 CR4: 0000000000771ef0
[   10.008535][  T216] PKRU: 55555554
[   10.008629][  T216] Call Trace:
[   10.008729][  T216]  <TASK>
[   10.008824][  T216]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.008970][  T216]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.009098][  T216]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.009198][  T216]  register_netdevice (net/core/dev.c:11488)
[   10.009329][  T216]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.010036][  T216]  register_netdev (net/core/dev.c:11552)
[   10.010166][  T216]  loopback_net_init (drivers/net/loopback.c:218)
[   10.010295][  T216]  ops_init (net/core/net_namespace.c:137)
[   10.010407][  T216]  setup_net (net/core/net_namespace.c:446)
[   10.010547][  T216]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.010682][  T216]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.010807][  T216]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.010934][  T216]  copy_net_ns (net/core/net_namespace.c:579)
[   10.011060][  T216]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.011191][  T216]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.011376][  T216]  ksys_unshare (kernel/fork.c:3243)
[   10.011507][  T216]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.011634][  T216]  ? __ia32_sys_open (fs/open.c:1374)
[   10.011763][  T216]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.011888][  T216]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.012016][  T216]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.012194][  T216]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.012324][  T216]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.012457][  T216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.012612][  T216] RIP: 0033:0x7f31b7bd8bcb
[   10.012745][  T216] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.013247][  T216] RSP: 002b:00007ffce958a1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.013449][  T216] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f31b7bd8bcb
[   10.013638][  T216] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.013825][  T216] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.014070][  T216] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce958c410
[   10.014257][  T216] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce958d84e
| [   10.044060][  T217] ------------[ cut here ]------------
| [   10.044199][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/217
| [   10.044433][  T217] Modules linked in: veth
| [   10.044794][  T217] Tainted: [W]=WARN
[   10.044890][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.045047][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.045210][  T217] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.045664][  T217] RSP: 0018:ffa0000000737030 EFLAGS: 00010286
[   10.045822][  T217] RAX: 00000000ffffffa6 RBX: ff1100000bef6ac0 RCX: 1ff40000000e6dcc
[   10.046010][  T217] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef6b7c
[   10.046197][  T217] RBP: ff1100000f3b9000 R08: 1fe22000017ded71 R09: ff1100000c312ea8
[   10.046391][  T217] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.046578][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f3b9ce1
[   10.046765][  T217] FS:  00007f398459c840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   10.046984][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.047143][  T217] CR2: 0000000024dcb988 CR3: 000000000c537006 CR4: 0000000000771ef0
[   10.047338][  T217] PKRU: 55555554
[   10.047435][  T217] Call Trace:
[   10.047527][  T217]  <TASK>
[   10.047593][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.047720][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.047817][  T217]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.047947][  T217]  __dev_notify_flags (net/core/dev.c:9787)
[   10.048078][  T217]  ? netif_change_name (net/core/dev.c:1495)
[   10.048208][  T217]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.048345][  T217]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.048481][  T217]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.048611][  T217]  netif_change_flags (net/core/dev.c:9820)
[   10.048738][  T217]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.048865][  T217]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.048993][  T217]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.049149][  T217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.049274][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.049410][  T217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.049535][  T217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.049660][  T217]  ? __kernel_text_address (kernel/extable.c:79)
[   10.049786][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.049913][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.050039][  T217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.050163][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.050292][  T217]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.050421][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.050545][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.050668][  T217]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.050793][  T217]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.050918][  T217]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.051041][  T217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.051166][  T217]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.051297][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.051430][  T217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.051557][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.051681][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.051806][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.051930][  T217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.052054][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.052182][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.052309][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.052440][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.052564][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.052689][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.052814][  T217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.052940][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.053064][  T217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.053188][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.053317][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.053447][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.053574][  T217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.053700][  T217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.053827][  T217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.053957][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.054080][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.054207][  T217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.054338][  T217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.054466][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.054591][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.054717][  T217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.054843][  T217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.054968][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.055093][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.055219][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.055350][  T217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.055479][  T217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.055605][  T217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.055761][  T217]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.055887][  T217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.056013][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.056140][  T217]  ___sys_sendmsg (net/socket.c:2752)
[   10.056263][  T217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.056431][  T217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.056569][  T217]  __sys_sendmsg (net/socket.c:2784)
[   10.056695][  T217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.056820][  T217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.056979][  T217]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.057104][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.057229][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.057363][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.057487][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.057614][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.057769][  T217] RIP: 0033:0x7f39847d608e
[   10.057900][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.058351][  T217] RSP: 002b:00007ffda1ece8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.058544][  T217] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f39847d608e
[   10.058732][  T217] RDX: 0000000000000000 RSI: 00007ffda1ece990 RDI: 0000000000000005
[   10.058919][  T217] RBP: 00007ffda1ece8f0 R08: 0000000000000000 R09: 0000000000000000
[   10.059105][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15a
[   10.059297][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda1ecf060
| [   10.181774][  T221] ------------[ cut here ]------------
| [   10.181943][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/221
| [   10.182183][  T221] Modules linked in: veth
| [   10.182589][  T221] Tainted: [W]=WARN
[   10.182694][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.182867][  T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.183048][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.183544][  T221] RSP: 0018:ffa0000000826e30 EFLAGS: 00010286
[   10.183719][  T221] RAX: 00000000ffffffa6 RBX: ff1100000502e200 RCX: 1ff4000000104d8c
[   10.183927][  T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502e2bc
[   10.184133][  T221] RBP: ff1100000a159000 R08: 1fe2200000a05c59 R09: ff1100000c7e5210
[   10.184341][  T221] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.184554][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c146708
[   10.184762][  T221] FS:  00007f48f8d09840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   10.185007][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.185182][  T221] CR2: 00007f48f9070f4b CR3: 000000000c1b1006 CR4: 0000000000771ef0
[   10.185401][  T221] PKRU: 55555554
[   10.185505][  T221] Call Trace:
[   10.185609][  T221]  <TASK>
[   10.185681][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.185820][  T221]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.185962][  T221]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.186066][  T221]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.186205][  T221]  __dev_notify_flags (net/core/dev.c:9787)
[   10.186348][  T221]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.186488][  T221]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   10.186625][  T221]  ? netif_change_name (net/core/dev.c:1495)
[   10.186760][  T221]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.186898][  T221]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.187033][  T221]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.187169][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.187311][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.187453][  T221]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.187591][  T221]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.187726][  T221]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.187863][  T221]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.188002][  T221] veth_newlink (drivers/net/veth.c:1871) veth
[   10.188141][  T221]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.188316][  T221]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.188458][  T221]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.188595][  T221]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.188748][  T221]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.188885][  T221]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.189023][  T221]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.189161][  T221]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.189303][  T221]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.189444][  T221]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.189582][  T221]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.189718][  T221]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.189856][  T221]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.189998][  T221]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.190139][  T221]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.190279][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.190419][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.190556][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.190691][  T221]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.190826][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.190967][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.191105][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.191243][  T221]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.191390][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.191526][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.191662][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.191800][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.191935][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.192074][  T221]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.192210][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.192350][  T221]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.192495][  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))
[   10.192631][  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))
[   10.192771][  T221]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.192909][  T221]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.193048][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.193187][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.193329][  T221]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.193473][  T221]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.193608][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.193744][  T221]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.193883][  T221]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.194024][  T221]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.194162][  T221]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.194301][  T221]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.194472][  T221]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.194613][  T221]  ___sys_sendmsg (net/socket.c:2752)
[   10.194750][  T221]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.194890][  T221]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.195064][  T221]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.195204][  T221]  __sys_sendmsg (net/socket.c:2784)
[   10.195347][  T221]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.195492][  T221]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.195628][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.195768][  T221]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.195908][  T221]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.196043][  T221]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.196179][  T221]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.196354][  T221] RIP: 0033:0x7f48f8f4308e
[   10.196501][  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
[   10.196986][  T221] RSP: 002b:00007ffdb207fc80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.197192][  T221] RAX: ffffffffffffffda RBX: 00007ffdb2080428 RCX: 00007f48f8f4308e
[   10.197404][  T221] RDX: 0000000000000000 RSI: 00007ffdb207fd30 RDI: 0000000000000005
[   10.197607][  T221] RBP: 00007ffdb207fc90 R08: 0000000000000000 R09: 0000000000000000
[   10.197809][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15a
[   10.198011][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb20803f0
| [   10.205701][  T221] ------------[ cut here ]------------
| [   10.205872][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/221
| [   10.206103][  T221] Modules linked in: veth
| [   10.206821][  T221] Tainted: [W]=WARN
[   10.206922][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.207087][  T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.207259][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.207741][  T221] RSP: 0018:ffa00000008271b0 EFLAGS: 00010286
[   10.207905][  T221] RAX: 00000000ffffffa6 RBX: ff1100000b1f4740 RCX: 1ff4000000104dfc
[   10.208100][  T221] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b1f47fc
[   10.208301][  T221] RBP: ff11000007ae1000 R08: 1fe220000163e901 R09: ff1100000c7e5210
[   10.208501][  T221] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.208696][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.208892][  T221] FS:  00007f48f8d09840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   10.209123][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.209292][  T221] CR2: 00007f48f9070f4b CR3: 000000000c1b1006 CR4: 0000000000771ef0
[   10.209495][  T221] PKRU: 55555554
[   10.209594][  T221] Call Trace:
[   10.209693][  T221]  <TASK>
[   10.209761][  T221]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.209895][  T221]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.209998][  T221]  __dev_notify_flags (net/core/dev.c:9787)
[   10.210130][  T221]  ? netif_change_name (net/core/dev.c:1495)
[   10.210264][  T221]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.210403][  T221]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.210536][  T221]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.210669][  T221]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.210802][  T221]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.210934][  T221]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.211064][  T221]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.211201][  T221]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.211341][  T221]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.211479][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.211610][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.211743][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.211873][  T221]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.212003][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.212137][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.212270][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.212413][  T221]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.212545][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.212675][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.212805][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.212940][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.213069][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.213203][  T221]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.213338][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.213476][  T221]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.213611][  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))
[   10.213743][  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))
[   10.213877][  T221]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.214011][  T221]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.214142][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.214273][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.214414][  T221]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.214547][  T221]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.214677][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.214808][  T221]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.214941][  T221]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.215074][  T221]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.215205][  T221]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.215340][  T221]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.215506][  T221]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.215642][  T221]  ___sys_sendmsg (net/socket.c:2752)
[   10.215773][  T221]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.215909][  T221]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.216077][  T221]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.216209][  T221]  __sys_sendmsg (net/socket.c:2784)
[   10.216344][  T221]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.216482][  T221]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.216613][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.216745][  T221]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.216876][  T221]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.217008][  T221]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.217139][  T221]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.217303][  T221] RIP: 0033:0x7f48f8f4308e
[   10.217445][  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
[   10.217913][  T221] RSP: 002b:00007ffdb207fc80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.218112][  T221] RAX: ffffffffffffffda RBX: 00007ffdb2080428 RCX: 00007f48f8f4308e
[   10.218311][  T221] RDX: 0000000000000000 RSI: 00007ffdb207fd30 RDI: 0000000000000005
[   10.218512][  T221] RBP: 00007ffdb207fc90 R08: 0000000000000000 R09: 0000000000000000
[   10.218705][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15a
[   10.218901][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb20803f0
| [   10.270135][  T223] ------------[ cut here ]------------
| [   10.270305][  T223] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/223
| [   10.270532][  T223] Modules linked in: veth
| [   10.270885][  T223] Tainted: [W]=WARN
[   10.270981][  T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.271138][  T223] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.271308][  T223] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.271758][  T223] RSP: 0018:ffa0000000847ab0 EFLAGS: 00010286
[   10.271915][  T223] RAX: 00000000ffffffa6 RBX: ff1100000b1f5e00 RCX: 1ff4000000108f1c
[   10.272103][  T223] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b1f5ebc
[   10.272294][  T223] RBP: ff1100000ce59000 R08: 1fe220000163ebd9 R09: ff1100000f075210
[   10.272487][  T223] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.272674][  T223] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ce59000
[   10.272867][  T223] FS:  00007f7cadc5e840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   10.273090][  T223] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.273249][  T223] CR2: 00007f7cade5fc20 CR3: 000000000beb2002 CR4: 0000000000771ef0
[   10.273451][  T223] PKRU: 55555554
[   10.273547][  T223] Call Trace:
[   10.273640][  T223]  <TASK>
[   10.273706][  T223]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.273835][  T223]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.273965][  T223]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.274062][  T223]  register_netdevice (net/core/dev.c:11488)
[   10.274190][  T223]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.274355][  T223]  register_netdev (net/core/dev.c:11552)
[   10.274488][  T223]  loopback_net_init (drivers/net/loopback.c:218)
[   10.274616][  T223]  ops_init (net/core/net_namespace.c:137)
[   10.274716][  T223]  setup_net (net/core/net_namespace.c:446)
[   10.274812][  T223]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.274938][  T223]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.275064][  T223]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.275192][  T223]  copy_net_ns (net/core/net_namespace.c:579)
[   10.275326][  T223]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.275462][  T223]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.275589][  T223]  ksys_unshare (kernel/fork.c:3243)
[   10.275717][  T223]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.275843][  T223]  ? __ia32_sys_open (fs/open.c:1374)
[   10.275973][  T223]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.276101][  T223]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.276229][  T223]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.276365][  T223]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.276491][  T223]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.276619][  T223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.276775][  T223] RIP: 0033:0x7f7cadf20bcb
[   10.276908][  T223] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.277692][  T223] RSP: 002b:00007ffe90f847b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.277884][  T223] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7cadf20bcb
[   10.278073][  T223] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.278259][  T223] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.278456][  T223] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe90f869e0
[   10.278645][  T223] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe90f8884e
| [   10.307078][  T224] ------------[ cut here ]------------
| [   10.307226][  T224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/224
| [   10.307461][  T224] Modules linked in: veth
| [   10.307814][  T224] Tainted: [W]=WARN
[   10.307908][  T224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.308101][  T224] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.308270][  T224] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.308730][  T224] RSP: 0018:ffa0000000877030 EFLAGS: 00010286
[   10.308892][  T224] RAX: 00000000ffffffa6 RBX: ff1100000c6fd8c0 RCX: 1ff400000010edcc
[   10.309084][  T224] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fd97c
[   10.309282][  T224] RBP: ff1100000ce59000 R08: 1fe22000018dfb31 R09: ff1100000f070b68
[   10.309479][  T224] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.309671][  T224] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ce59ce1
[   10.309858][  T224] FS:  00007f5141f12840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   10.310077][  T224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.310233][  T224] CR2: 00007f51421e21a0 CR3: 000000000be69003 CR4: 0000000000771ef0
[   10.310428][  T224] PKRU: 55555554
[   10.310521][  T224] Call Trace:
[   10.310613][  T224]  <TASK>
[   10.310677][  T224]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.310805][  T224]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.310902][  T224]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.311025][  T224]  __dev_notify_flags (net/core/dev.c:9787)
[   10.311150][  T224]  ? netif_change_name (net/core/dev.c:1495)
[   10.311278][  T224]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.311408][  T224]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.311533][  T224]  ? 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))
[   10.311660][  T224]  netif_change_flags (net/core/dev.c:9820)
[   10.311785][  T224]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.311910][  T224]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.312036][  T224]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.312191][  T224]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.312318][  T224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.312447][  T224]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.312569][  T224]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.312694][  T224]  ? __kernel_text_address (kernel/extable.c:79)
[   10.312818][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.312943][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.313066][  T224]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.313190][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.313317][  T224]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.313499][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.313623][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.313745][  T224]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.313869][  T224]  ? __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)
[   10.313993][  T224]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.314116][  T224]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.314241][  T224]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.314436][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.314564][  T224]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.314690][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.314812][  T224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.314937][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.315061][  T224]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.315184][  T224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.315316][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.315534][  T224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.315731][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.315858][  T224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.315983][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.316107][  T224]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.316230][  T224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.316431][  T224]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.316556][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.316681][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.316805][  T224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.316931][  T224]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.317055][  T224]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.317181][  T224]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.317313][  T224]  ? 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))
[   10.317532][  T224]  ? 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))
[   10.317659][  T224]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.317785][  T224]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.317917][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.318043][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.318171][  T224]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.318308][  T224]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.318511][  T224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.318641][  T224]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.318770][  T224]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.318900][  T224]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.319025][  T224]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.319151][  T224]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.319316][  T224]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.319508][  T224]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.319637][  T224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.319766][  T224]  ___sys_sendmsg (net/socket.c:2752)
[   10.319893][  T224]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.320049][  T224]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.320187][  T224]  __sys_sendmsg (net/socket.c:2784)
[   10.320320][  T224]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.320492][  T224]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.320648][  T224]  ? 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)
[   10.320774][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.320905][  T224]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.321035][  T224]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.321163][  T224]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.321296][  T224]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.321460][  T224] RIP: 0033:0x7f514214c08e
[   10.321597][  T224] 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
[   10.322046][  T224] RSP: 002b:00007ffdfc15ecb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.322233][  T224] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f514214c08e
[   10.322424][  T224] RDX: 0000000000000000 RSI: 00007ffdfc15ed60 RDI: 0000000000000005
[   10.322610][  T224] RBP: 00007ffdfc15ecc0 R08: 0000000000000000 R09: 0000000000000000
[   10.322796][  T224] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15a
[   10.322980][  T224] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfc15f430
| [   10.429712][  T228] ------------[ cut here ]------------
| [   10.429885][  T228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/228
| [   10.430116][  T228] Modules linked in: veth
| [   10.431114][  T228] Tainted: [W]=WARN
[   10.431218][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.431402][  T228] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.431580][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.432054][  T228] RSP: 0018:ffa00000008b6e30 EFLAGS: 00010286
[   10.432221][  T228] RAX: 00000000ffffffa6 RBX: ff1100000c3e4740 RCX: 1ff4000000116d8c
[   10.432449][  T228] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e47fc
[   10.432652][  T228] RBP: ff1100000cd2c000 R08: 1fe220000187c901 R09: ff1100000c210b90
[   10.432851][  T228] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.433051][  T228] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ac82708
[   10.433250][  T228] FS:  00007f7f1267a840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   10.433491][  T228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.433659][  T228] CR2: 00007f7f129e1f4b CR3: 000000000f1ce003 CR4: 0000000000771ef0
[   10.433860][  T228] PKRU: 55555554
[   10.433960][  T228] Call Trace:
[   10.434059][  T228]  <TASK>
[   10.434128][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.434260][  T228]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.434458][  T228]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.434559][  T228]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.434692][  T228]  __dev_notify_flags (net/core/dev.c:9787)
[   10.434825][  T228]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.434959][  T228]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   10.435091][  T228]  ? netif_change_name (net/core/dev.c:1495)
[   10.435223][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.435369][  T228]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.435504][  T228]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.435637][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.435770][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.435904][  T228]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.436035][  T228]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.436166][  T228]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.436301][  T228]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.436437][  T228] veth_newlink (drivers/net/veth.c:1871) veth
[   10.436572][  T228]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.436739][  T228]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.436872][  T228]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.437004][  T228]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.437152][  T228]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.437288][  T228]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.437425][  T228]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.437557][  T228]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.437691][  T228]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.437825][  T228]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.437960][  T228]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.438091][  T228]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.438222][  T228]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.438371][  T228]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.438507][  T228]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.438641][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.438773][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.438905][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.439037][  T228]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.439168][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.439308][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.439446][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.439581][  T228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.439714][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.439846][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.440003][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.440139][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.440275][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.440414][  T228]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.440546][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.440679][  T228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.440815][  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))
[   10.440947][  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))
[   10.441081][  T228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.441214][  T228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.441350][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.441485][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.441618][  T228]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.441751][  T228]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.441883][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.442016][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.442148][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.442298][  T228]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.442436][  T228]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.442567][  T228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.442730][  T228]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.442866][  T228]  ___sys_sendmsg (net/socket.c:2752)
[   10.443004][  T228]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.443145][  T228]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.443326][  T228]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.443470][  T228]  __sys_sendmsg (net/socket.c:2784)
[   10.443608][  T228]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.443748][  T228]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.443882][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.444017][  T228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.444149][  T228]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.444286][  T228]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.444423][  T228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.444589][  T228] RIP: 0033:0x7f7f128b408e
[   10.444728][  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
[   10.445202][  T228] RSP: 002b:00007ffe808ca650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.445410][  T228] RAX: ffffffffffffffda RBX: 00007ffe808cadf8 RCX: 00007f7f128b408e
[   10.445616][  T228] RDX: 0000000000000000 RSI: 00007ffe808ca700 RDI: 0000000000000005
[   10.445816][  T228] RBP: 00007ffe808ca660 R08: 0000000000000000 R09: 0000000000000000
[   10.446014][  T228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15a
[   10.446210][  T228] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe808cadc0
| [   10.466229][  T228] ------------[ cut here ]------------
| [   10.466413][  T228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/228
| [   10.466641][  T228] Modules linked in: veth
| [   10.467005][  T228] Tainted: [W]=WARN
[   10.467104][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.467267][  T228] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.467453][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.467914][  T228] RSP: 0018:ffa00000008b71b0 EFLAGS: 00010286
[   10.468077][  T228] RAX: 00000000ffffffa6 RBX: ff110000095e18c0 RCX: 1ff4000000116dfc
[   10.468274][  T228] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e197c
[   10.468473][  T228] RBP: ff1100000cd29000 R08: 1fe22000012bc331 R09: ff1100000c210b90
[   10.468666][  T228] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.468857][  T228] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.469052][  T228] FS:  00007f7f1267a840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   10.469279][  T228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.469449][  T228] CR2: 00007f22a7425f98 CR3: 000000000f1ce002 CR4: 0000000000771ef0
[   10.469642][  T228] PKRU: 55555554
[   10.469738][  T228] Call Trace:
[   10.469834][  T228]  <TASK>
[   10.469901][  T228]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.470031][  T228]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.470131][  T228]  __dev_notify_flags (net/core/dev.c:9787)
[   10.470262][  T228]  ? netif_change_name (net/core/dev.c:1495)
[   10.470405][  T228]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.470535][  T228]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.470666][  T228]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.470797][  T228]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.470927][  T228]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.471055][  T228]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.471184][  T228]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.471322][  T228]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.471461][  T228]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.471592][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.471721][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.471849][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.471977][  T228]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.472104][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.472237][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.472969][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.473115][  T228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.473252][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.473397][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.473530][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.473666][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.473799][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.473935][  T228]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.474068][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.474204][  T228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.474346][  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))
[   10.474484][  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))
[   10.474616][  T228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.474746][  T228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.474877][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.475010][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.475143][  T228]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.475281][  T228]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.475418][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.475549][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.475678][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.475807][  T228]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.475935][  T228]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.476062][  T228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.476219][  T228]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.476362][  T228]  ___sys_sendmsg (net/socket.c:2752)
[   10.476494][  T228]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.476629][  T228]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.476792][  T228]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.476924][  T228]  __sys_sendmsg (net/socket.c:2784)
[   10.477054][  T228]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.477186][  T228]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.477317][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.477453][  T228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.477588][  T228]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.477722][  T228]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.477850][  T228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.478012][  T228] RIP: 0033:0x7f7f128b408e
[   10.478148][  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
[   10.478622][  T228] RSP: 002b:00007ffe808ca650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.478820][  T228] RAX: ffffffffffffffda RBX: 00007ffe808cadf8 RCX: 00007f7f128b408e
[   10.479018][  T228] RDX: 0000000000000000 RSI: 00007ffe808ca700 RDI: 0000000000000005
[   10.479216][  T228] RBP: 00007ffe808ca660 R08: 0000000000000000 R09: 0000000000000000
[   10.479429][  T228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15a
[   10.479622][  T228] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe808cadc0
| [   10.521591][  T230] ------------[ cut here ]------------
| [   10.521764][  T230] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/230
| [   10.521998][  T230] Modules linked in: veth
| [   10.522408][  T230] Tainted: [W]=WARN
[   10.522508][  T230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.522675][  T230] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.522845][  T230] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.523323][  T230] RSP: 0018:ffa00000008c7ab0 EFLAGS: 00010286
[   10.523498][  T230] RAX: 00000000ffffffa6 RBX: ff1100000f0d7000 RCX: 1ff4000000118f1c
[   10.523701][  T230] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0d70bc
[   10.523902][  T230] RBP: ff11000010104000 R08: 1fe2200001e1ae19 R09: ff11000001f22ed0
[   10.524100][  T230] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.524308][  T230] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010104000
[   10.524514][  T230] FS:  00007f8f11559840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   10.524748][  T230] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.524915][  T230] CR2: 00007f8f1175ac20 CR3: 000000000c56e004 CR4: 0000000000771ef0
[   10.525108][  T230] PKRU: 55555554
[   10.525205][  T230] Call Trace:
[   10.525306][  T230]  <TASK>
[   10.525379][  T230]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.525510][  T230]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.525643][  T230]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.525743][  T230]  register_netdevice (net/core/dev.c:11488)
[   10.525874][  T230]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.526039][  T230]  register_netdev (net/core/dev.c:11552)
[   10.526168][  T230]  loopback_net_init (drivers/net/loopback.c:218)
[   10.526305][  T230]  ops_init (net/core/net_namespace.c:137)
[   10.526411][  T230]  setup_net (net/core/net_namespace.c:446)
[   10.526514][  T230]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.526648][  T230]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.526778][  T230]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.526910][  T230]  copy_net_ns (net/core/net_namespace.c:579)
[   10.527040][  T230]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.527171][  T230]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.527307][  T230]  ksys_unshare (kernel/fork.c:3243)
[   10.527512][  T230]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.527644][  T230]  ? __ia32_sys_open (fs/open.c:1374)
[   10.527781][  T230]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.527915][  T230]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.528048][  T230]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.528181][  T230]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.528320][  T230]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.528527][  T230]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.528688][  T230] RIP: 0033:0x7f8f1181bbcb
[   10.528825][  T230] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.529291][  T230] RSP: 002b:00007ffea568fec8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.529542][  T230] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f1181bbcb
[   10.529789][  T230] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.529981][  T230] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.530173][  T230] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffea56920f0
[   10.530395][  T230] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffea569384e
| [   10.548030][   T36] ------------[ cut here ]------------
| [   10.548166][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   10.548423][   T36] Modules linked in: veth
| [   10.548801][   T36] Tainted: [W]=WARN
[   10.548892][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.549040][   T36] Workqueue: events_unbound linkwatch_event
[   10.549195][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.549363][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.549794][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   10.549945][   T36] RAX: 00000000ffffffa6 RBX: ff1100000f0d7700 RCX: 1ff4000000051f02
[   10.550125][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0d77bc
[   10.550318][   T36] RBP: ff11000005334000 R08: 1fe2200001e1aef9 R09: ff11000001d55238
[   10.550503][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.550679][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.550859][   T36] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   10.551068][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.551219][   T36] CR2: 00007f8f11626574 CR3: 000000003b139001 CR4: 0000000000771ef0
[   10.551412][   T36] PKRU: 55555554
[   10.551503][   T36] Call Trace:
[   10.551592][   T36]  <TASK>
[   10.551654][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.551776][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.551899][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.551991][   T36]  netif_state_change (net/core/dev.c:1605)
[   10.552111][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.552277][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.552402][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.552524][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.552649][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.552810][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.552938][   T36]  process_one_work (kernel/workqueue.c:3314)
[   10.553069][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.553193][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.553328][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.553463][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.553588][   T36]  kthread (kernel/kthread.c:436)
[   10.553681][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.553836][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.553961][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.554087][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.554242][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.554373][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.554499][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.562499][  T231] ------------[ cut here ]------------
| [   10.562660][  T231] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/231
| [   10.562893][  T231] Modules linked in: veth
| [   10.563273][  T231] Tainted: [W]=WARN
[   10.563385][  T231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.563550][  T231] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.563724][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.564204][  T231] RSP: 0018:ffa00000008d7030 EFLAGS: 00010286
[   10.564386][  T231] RAX: 00000000ffffffa6 RBX: ff1100000c3e5700 RCX: 1ff400000011adcc
[   10.564585][  T231] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e57bc
[   10.564785][  T231] RBP: ff11000010104000 R08: 1fe220000187caf9 R09: ff1100000a3e2ea8
[   10.564982][  T231] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   10.565180][  T231] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010104ce1
[   10.565388][  T231] FS:  00007f7f8bc21840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   10.565626][  T231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.565793][  T231] CR2: 00007f7f8bef11a0 CR3: 000000000be67001 CR4: 0000000000771ef0
[   10.565995][  T231] PKRU: 55555554
[   10.566094][  T231] Call Trace:
[   10.566194][  T231]  <TASK>
[   10.566263][  T231]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.566406][  T231]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.566509][  T231]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.566642][  T231]  __dev_notify_flags (net/core/dev.c:9787)
[   10.566777][  T231]  ? netif_change_name (net/core/dev.c:1495)
[   10.566910][  T231]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.567046][  T231]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.567187][  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))
[   10.567328][  T231]  netif_change_flags (net/core/dev.c:9820)
[   10.567468][  T231]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.567603][  T231]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.567737][  T231]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.567906][  T231]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.568039][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.568172][  T231]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.568308][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.568447][  T231]  ? __kernel_text_address (kernel/extable.c:79)
[   10.568580][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.568715][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.568849][  T231]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.568982][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.569115][  T231]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.569246][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.569386][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.569520][  T231]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.569652][  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)
[   10.569784][  T231]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.569919][  T231]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.570051][  T231]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.570185][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.570324][  T231]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.570464][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.570598][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.570731][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.570863][  T231]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.570999][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.571134][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.571269][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.571483][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.571616][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.571749][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.571882][  T231]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.572017][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.572149][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.572287][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.572499][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.572632][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.572767][  T231]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.572900][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.573036][  T231]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.573175][  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))
[   10.573310][  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))
[   10.573527][  T231]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.573663][  T231]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.573795][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.573927][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.574062][  T231]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.574198][  T231]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.574336][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.574542][  T231]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.574675][  T231]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.574808][  T231]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.574940][  T231]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.575074][  T231]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.575240][  T231]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.575440][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.575574][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.575708][  T231]  ___sys_sendmsg (net/socket.c:2752)
[   10.575840][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.576005][  T231]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.576150][  T231]  __sys_sendmsg (net/socket.c:2784)
[   10.576289][  T231]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.576497][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.576665][  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)
[   10.576798][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.576931][  T231]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.577066][  T231]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.577198][  T231]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.577336][  T231]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.577506][  T231] RIP: 0033:0x7f7f8be5b08e
[   10.577645][  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
[   10.578121][  T231] RSP: 002b:00007ffeb758d550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.578327][  T231] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7f8be5b08e
[   10.578532][  T231] RDX: 0000000000000000 RSI: 00007ffeb758d600 RDI: 0000000000000005
[   10.578732][  T231] RBP: 00007ffeb758d560 R08: 0000000000000000 R09: 0000000000000000
[   10.578931][  T231] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15a
[   10.579131][  T231] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb758dcd0
| [   10.692744][  T235] ------------[ cut here ]------------
| [   10.692911][  T235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/235
| [   10.693166][  T235] Modules linked in: veth
| [   10.693584][  T235] Tainted: [W]=WARN
[   10.693693][  T235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.693873][  T235] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.694060][  T235] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.694759][  T235] RSP: 0018:ffa0000000916e30 EFLAGS: 00010286
[   10.695031][  T235] RAX: 00000000ffffffa6 RBX: ff110000094bf700 RCX: 1ff4000000122d8c
[   10.695336][  T235] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094bf7bc
[   10.695562][  T235] RBP: ff11000010139000 R08: 1fe2200001297ef9 R09: ff11000001f40b90
[   10.695775][  T235] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.695988][  T235] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009007188
[   10.696202][  T235] FS:  00007f7180a0d840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   10.696465][  T235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.696645][  T235] CR2: 000000000042ebe0 CR3: 000000000fc19001 CR4: 0000000000771ef0
[   10.696861][  T235] PKRU: 55555554
[   10.696968][  T235] Call Trace:
[   10.697075][  T235]  <TASK>
[   10.697148][  T235]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.697302][  T235]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.697419][  T235]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.697597][  T235]  __dev_notify_flags (net/core/dev.c:9787)
[   10.697740][  T235]  ? netif_change_name (net/core/dev.c:1495)
[   10.697883][  T235]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.698027][  T235]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.698172][  T235]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.698322][  T235]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.698473][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.698618][  T235]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.698761][  T235]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.698903][  T235]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.699045][  T235]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.699193][  T235] veth_newlink (drivers/net/veth.c:1871) veth
[   10.699352][  T235]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.699598][  T235]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.699785][  T235]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.699958][  T235]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.700121][  T235]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.700272][  T235]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.700480][  T235]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.700622][  T235]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.700765][  T235]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.700910][  T235]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.701055][  T235]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.701196][  T235]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.701343][  T235]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.701564][  T235]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.701804][  T235]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.701948][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.702089][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.702232][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.702461][  T235]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.702603][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.702751][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.702895][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.703039][  T235]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.703181][  T235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.703331][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.703568][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.703713][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.703856][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.703999][  T235]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.704141][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.704289][  T235]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.704530][  T235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.704672][  T235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.704816][  T235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.704960][  T235]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.705103][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.705245][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.705459][  T235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.705603][  T235]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.705744][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.705886][  T235]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.706029][  T235]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.706173][  T235]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.706320][  T235]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.706546][  T235]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.706725][  T235]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.706872][  T235]  ___sys_sendmsg (net/socket.c:2752)
[   10.707014][  T235]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.707160][  T235]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.707348][  T235]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.707551][  T235]  __sys_sendmsg (net/socket.c:2784)
[   10.707693][  T235]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.707838][  T235]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.707978][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.708122][  T235]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.708271][  T235]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.708472][  T235]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.708615][  T235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.708790][  T235] RIP: 0033:0x7f7180c4708e
[   10.708939][  T235] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.709481][  T235] RSP: 002b:00007ffec29a1bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.709694][  T235] RAX: ffffffffffffffda RBX: 00007ffec29a2378 RCX: 00007f7180c4708e
[   10.709905][  T235] RDX: 0000000000000000 RSI: 00007ffec29a1c80 RDI: 0000000000000005
[   10.710122][  T235] RBP: 00007ffec29a1be0 R08: 0000000000000000 R09: 0000000000000000
[   10.710337][  T235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   10.710553][  T235] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec29a2340
| [   10.726076][  T235] ------------[ cut here ]------------
| [   10.726232][  T235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/235
| [   10.726488][  T235] Modules linked in: veth
| [   10.726870][  T235] Tainted: [W]=WARN
[   10.726974][  T235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.727143][  T235] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.727326][  T235] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.727816][  T235] RSP: 0018:ffa00000009171b0 EFLAGS: 00010286
[   10.727987][  T235] RAX: 00000000ffffffa6 RBX: ff11000001d3c040 RCX: 1ff4000000122dfc
[   10.728192][  T235] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000001d3c0fc
[   10.728402][  T235] RBP: ff1100000c304000 R08: 1fe22000003a7821 R09: ff11000001f40b90
[   10.728603][  T235] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.728805][  T235] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.729009][  T235] FS:  00007f7180a0d840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   10.729248][  T235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.729431][  T235] CR2: 000000000042ebe0 CR3: 000000000fc19001 CR4: 0000000000771ef0
[   10.729635][  T235] PKRU: 55555554
[   10.729737][  T235] Call Trace:
[   10.729839][  T235]  <TASK>
[   10.729909][  T235]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.730048][  T235]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.730152][  T235]  __dev_notify_flags (net/core/dev.c:9787)
[   10.730295][  T235]  ? netif_change_name (net/core/dev.c:1495)
[   10.730438][  T235]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.730573][  T235]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.730711][  T235]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.730848][  T235]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.730985][  T235]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.731119][  T235]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.731255][  T235]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.731469][  T235]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.731610][  T235]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.731748][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.731884][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.732020][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.732155][  T235]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.732294][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.732442][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.732579][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.732716][  T235]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.732852][  T235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.732989][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.733127][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.733270][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.733408][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.733546][  T235]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.733680][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.733815][  T235]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.733956][  T235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.734090][  T235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.734228][  T235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.734373][  T235]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.734510][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.734645][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.734781][  T235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.734918][  T235]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.735053][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.735188][  T235]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.735327][  T235]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.735470][  T235]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.735608][  T235]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.735743][  T235]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.735912][  T235]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.736051][  T235]  ___sys_sendmsg (net/socket.c:2752)
[   10.736188][  T235]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.736332][  T235]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.736509][  T235]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.736647][  T235]  __sys_sendmsg (net/socket.c:2784)
[   10.736781][  T235]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.736921][  T235]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.737056][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.737194][  T235]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.737334][  T235]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.737472][  T235]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.737607][  T235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.737777][  T235] RIP: 0033:0x7f7180c4708e
[   10.737919][  T235] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.738408][  T235] RSP: 002b:00007ffec29a1bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.738611][  T235] RAX: ffffffffffffffda RBX: 00007ffec29a2378 RCX: 00007f7180c4708e
[   10.738813][  T235] RDX: 0000000000000000 RSI: 00007ffec29a1c80 RDI: 0000000000000005
[   10.739016][  T235] RBP: 00007ffec29a1be0 R08: 0000000000000000 R09: 0000000000000000
[   10.739218][  T235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   10.739429][  T235] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec29a2340
| [   10.795841][  T237] ------------[ cut here ]------------
| [   10.796004][  T237] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/237
| [   10.796236][  T237] Modules linked in: veth
| [   10.796620][  T237] Tainted: [W]=WARN
[   10.796721][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.796884][  T237] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.797054][  T237] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.797526][  T237] RSP: 0018:ffa0000000947ab0 EFLAGS: 00010286
[   10.797693][  T237] RAX: 00000000ffffffa6 RBX: ff11000001d3d700 RCX: 1ff4000000128f1c
[   10.797889][  T237] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000001d3d7bc
[   10.798081][  T237] RBP: ff1100000a119000 R08: 1fe22000003a7af9 R09: ff11000009b7d210
[   10.798278][  T237] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.798477][  T237] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a119000
[   10.798678][  T237] FS:  00007f46c7d79840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   10.798907][  T237] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.799069][  T237] CR2: 00007f46c7f7ac20 CR3: 000000000c007004 CR4: 0000000000771ef0
[   10.799268][  T237] PKRU: 55555554
[   10.799371][  T237] Call Trace:
[   10.799469][  T237]  <TASK>
[   10.799536][  T237]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.799669][  T237]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.799800][  T237]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.799899][  T237]  register_netdevice (net/core/dev.c:11488)
[   10.800029][  T237]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.800193][  T237]  register_netdev (net/core/dev.c:11552)
[   10.800329][  T237]  loopback_net_init (drivers/net/loopback.c:218)
[   10.800466][  T237]  ops_init (net/core/net_namespace.c:137)
[   10.800569][  T237]  setup_net (net/core/net_namespace.c:446)
[   10.800667][  T237]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.800796][  T237]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.800925][  T237]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.801057][  T237]  copy_net_ns (net/core/net_namespace.c:579)
[   10.801187][  T237]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.801323][  T237]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.801462][  T237]  ksys_unshare (kernel/fork.c:3243)
[   10.801592][  T237]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.801721][  T237]  ? __ia32_sys_open (fs/open.c:1374)
[   10.801854][  T237]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.801994][  T237]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.802124][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.802275][  T237]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.802417][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.802546][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.802702][  T237] RIP: 0033:0x7f46c803bbcb
[   10.802834][  T237] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.803289][  T237] RSP: 002b:00007ffcae82aff8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.803490][  T237] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f46c803bbcb
[   10.803682][  T237] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.803873][  T237] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.804062][  T237] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcae82d220
[   10.804253][  T237] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcae82d84e
| [   10.837933][  T238] ------------[ cut here ]------------
| [   10.838088][  T238] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/238
| [   10.838316][  T238] Modules linked in: veth
| [   10.838682][  T238] Tainted: [W]=WARN
[   10.838776][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.838934][  T238] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.839099][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.839557][  T238] RSP: 0018:ffa0000000947030 EFLAGS: 00010286
[   10.839714][  T238] RAX: 00000000ffffffa6 RBX: ff11000009401380 RCX: 1ff4000000128dcc
[   10.839899][  T238] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000940143c
[   10.840086][  T238] RBP: ff1100000a119000 R08: 1fe2200001280289 R09: ff1100000c762ea8
[   10.840277][  T238] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.840465][  T238] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a119ce1
[   10.840652][  T238] FS:  00007efc10b7b840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   10.840873][  T238] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.841032][  T238] CR2: 000000003060e988 CR3: 000000000c3c6006 CR4: 0000000000771ef0
[   10.841218][  T238] PKRU: 55555554
[   10.841316][  T238] Call Trace:
[   10.841413][  T238]  <TASK>
[   10.841478][  T238]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.841606][  T238]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.841704][  T238]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.841829][  T238]  __dev_notify_flags (net/core/dev.c:9787)
[   10.841956][  T238]  ? netif_change_name (net/core/dev.c:1495)
[   10.842080][  T238]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.842205][  T238]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.842335][  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))
[   10.842643][  T238]  netif_change_flags (net/core/dev.c:9820)
[   10.842771][  T238]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.842898][  T238]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.843024][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.843183][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.843315][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.843447][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.843572][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.843699][  T238]  ? __kernel_text_address (kernel/extable.c:79)
[   10.843825][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.843950][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.844075][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.844199][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.844332][  T238]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.844460][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.844585][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.844709][  T238]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.844834][  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)
[   10.844958][  T238]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.845085][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.845212][  T238]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.845343][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.845475][  T238]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.845601][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.845724][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.845849][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.845972][  T238]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.846095][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.846221][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.846347][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.846477][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.846602][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.846727][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.846852][  T238]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.846978][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.847103][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.847226][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.847363][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.847486][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.847611][  T238]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.847736][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.847863][  T238]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.847992][  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))
[   10.848116][  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))
[   10.848243][  T238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.848378][  T238]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.848505][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.848634][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.848766][  T238]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.848894][  T238]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.849019][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.849143][  T238]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.849275][  T238]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.849406][  T238]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.849530][  T238]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.849655][  T238]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.849816][  T238]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.849942][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.850071][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.850201][  T238]  ___sys_sendmsg (net/socket.c:2752)
[   10.850333][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.850497][  T238]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.850638][  T238]  __sys_sendmsg (net/socket.c:2784)
[   10.850766][  T238]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.850891][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.851047][  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)
[   10.851174][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.851307][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.851436][  T238]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.851560][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.851688][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.851842][  T238] RIP: 0033:0x7efc10db508e
[   10.851972][  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
[   10.852425][  T238] RSP: 002b:00007ffdd10eb510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.852611][  T238] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efc10db508e
[   10.852796][  T238] RDX: 0000000000000000 RSI: 00007ffdd10eb5c0 RDI: 0000000000000005
[   10.852983][  T238] RBP: 00007ffdd10eb520 R08: 0000000000000000 R09: 0000000000000000
[   10.853167][  T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   10.853362][  T238] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd10ebc90
| [   10.958768][  T242] ------------[ cut here ]------------
| [   10.958933][  T242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/242
| [   10.959167][  T242] Modules linked in: veth
| [   10.959570][  T242] Tainted: [W]=WARN
[   10.959670][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.959835][  T242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.960009][  T242] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.960491][  T242] RSP: 0018:ffa0000000986e30 EFLAGS: 00010286
[   10.960660][  T242] RAX: 00000000ffffffa6 RBX: ff11000009a3cc80 RCX: 1ff4000000130d8c
[   10.960858][  T242] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3cd3c
[   10.961056][  T242] RBP: ff1100000f354000 R08: 1fe22000013479a9 R09: ff1100000c742ed0
[   10.961257][  T242] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.961461][  T242] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000056f6008
[   10.961659][  T242] FS:  00007f79c44fd840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   10.961891][  T242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.962060][  T242] CR2: 000000000042ebe0 CR3: 000000000c533006 CR4: 0000000000771ef0
[   10.962264][  T242] PKRU: 55555554
[   10.962370][  T242] Call Trace:
[   10.962470][  T242]  <TASK>
[   10.962538][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.962670][  T242]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.962804][  T242]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.962907][  T242]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.963039][  T242]  __dev_notify_flags (net/core/dev.c:9787)
[   10.963171][  T242]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.963308][  T242]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   10.963446][  T242]  ? netif_change_name (net/core/dev.c:1495)
[   10.963578][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.963709][  T242]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.963841][  T242]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.963973][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.964106][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.964238][  T242]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.964382][  T242]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.964514][  T242]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.964646][  T242]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.964779][  T242] veth_newlink (drivers/net/veth.c:1871) veth
[   10.964914][  T242]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.965077][  T242]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.965210][  T242]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.965349][  T242]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.965591][  T242]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.965724][  T242]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.965857][  T242]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.965990][  T242]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.966124][  T242]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.966263][  T242]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.966476][  T242]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.966705][  T242]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.966848][  T242]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.966989][  T242]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.967153][  T242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.967296][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.967498][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.967631][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.967761][  T242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.967892][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.968028][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.968162][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.968300][  T242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.968532][  T242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.968664][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.968795][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.968929][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.969060][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.969195][  T242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.969329][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.969542][  T242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.969678][  T242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.969809][  T242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.969944][  T242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.970078][  T242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.970210][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.970348][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.970570][  T242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.970705][  T242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.970837][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.970969][  T242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.971101][  T242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.971234][  T242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.971460][  T242]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.971593][  T242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.971757][  T242]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.971893][  T242]  ___sys_sendmsg (net/socket.c:2752)
[   10.972027][  T242]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.972165][  T242]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.972336][  T242]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.972549][  T242]  __sys_sendmsg (net/socket.c:2784)
[   10.972682][  T242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.972816][  T242]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.972950][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.973084][  T242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.973217][  T242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.973352][  T242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.973586][  T242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.973752][  T242] RIP: 0033:0x7f79c473708e
[   10.973892][  T242] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.974450][  T242] RSP: 002b:00007fffcf7e49f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.974649][  T242] RAX: ffffffffffffffda RBX: 00007fffcf7e5198 RCX: 00007f79c473708e
[   10.974848][  T242] RDX: 0000000000000000 RSI: 00007fffcf7e4aa0 RDI: 0000000000000005
[   10.975046][  T242] RBP: 00007fffcf7e4a00 R08: 0000000000000000 R09: 0000000000000000
[   10.975245][  T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   10.975527][  T242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcf7e5160
| [   10.983131][  T242] ------------[ cut here ]------------
| [   10.983279][  T242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/242
| [   10.983515][  T242] Modules linked in: veth
| [   10.983873][  T242] Tainted: [W]=WARN
[   10.983970][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.984130][  T242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.984304][  T242] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.984768][  T242] RSP: 0018:ffa00000009871b0 EFLAGS: 00010286
[   10.984929][  T242] RAX: 00000000ffffffa6 RBX: ff110000095ae200 RCX: 1ff4000000130dfc
[   10.985120][  T242] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095ae2bc
[   10.985316][  T242] RBP: ff1100000f351000 R08: 1fe22000012b5c59 R09: ff1100000c742ed0
[   10.985518][  T242] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.985713][  T242] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.985906][  T242] FS:  00007f79c44fd840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   10.986130][  T242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.986293][  T242] CR2: 00007f22a7425f98 CR3: 000000000c533002 CR4: 0000000000771ef0
[   10.986491][  T242] PKRU: 55555554
[   10.986587][  T242] Call Trace:
[   10.986683][  T242]  <TASK>
[   10.986749][  T242]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.986882][  T242]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.986981][  T242]  __dev_notify_flags (net/core/dev.c:9787)
[   10.987110][  T242]  ? netif_change_name (net/core/dev.c:1495)
[   10.987240][  T242]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.987431][  T242]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.987562][  T242]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.987691][  T242]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.987875][  T242]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.988002][  T242]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.988130][  T242]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.988266][  T242]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.988452][  T242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.988581][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.988708][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.988836][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.988963][  T242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.989091][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.989222][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.989355][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.989535][  T242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.989663][  T242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.989790][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.989916][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.990048][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.990175][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.990308][  T242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.990497][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.990626][  T242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.990757][  T242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.990885][  T242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.991017][  T242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.991147][  T242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.991282][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.991503][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.991631][  T242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.991760][  T242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.991888][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.992017][  T242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.992147][  T242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.992281][  T242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.992505][  T242]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.992632][  T242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.992789][  T242]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.992922][  T242]  ___sys_sendmsg (net/socket.c:2752)
[   10.993049][  T242]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.993182][  T242]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.993351][  T242]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.993561][  T242]  __sys_sendmsg (net/socket.c:2784)
[   10.993689][  T242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.993820][  T242]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.993948][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.994077][  T242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.994204][  T242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.994336][  T242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.994492][  T242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.994649][  T242] RIP: 0033:0x7f79c473708e
[   10.994783][  T242] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.995240][  T242] RSP: 002b:00007fffcf7e49f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.995439][  T242] RAX: ffffffffffffffda RBX: 00007fffcf7e5198 RCX: 00007f79c473708e
[   10.995630][  T242] RDX: 0000000000000000 RSI: 00007fffcf7e4aa0 RDI: 0000000000000005
[   10.995820][  T242] RBP: 00007fffcf7e4a00 R08: 0000000000000000 R09: 0000000000000000
[   10.996011][  T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   10.996205][  T242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcf7e5160
| [   11.045171][  T244] ------------[ cut here ]------------
| [   11.045325][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/244
| [   11.045554][  T244] Modules linked in: veth
| [   11.045913][  T244] Tainted: [W]=WARN
[   11.046009][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.046171][  T244] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.046341][  T244] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.046796][  T244] RSP: 0018:ffa00000009a7ab0 EFLAGS: 00010286
[   11.046970][  T244] RAX: 00000000ffffffa6 RBX: ff1100000bef6ac0 RCX: 1ff4000000134f1c
[   11.047158][  T244] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef6b7c
[   11.047350][  T244] RBP: ff11000010314000 R08: 1fe22000017ded71 R09: ff11000009b7aed0
[   11.047544][  T244] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.047732][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010314000
[   11.047921][  T244] FS:  00007f26b15d5840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   11.048141][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.048307][  T244] CR2: 00007f26b17e1690 CR3: 000000000c0a6004 CR4: 0000000000771ef0
[   11.048566][  T244] PKRU: 55555554
[   11.048662][  T244] Call Trace:
[   11.048755][  T244]  <TASK>
[   11.048820][  T244]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.048946][  T244]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.049074][  T244]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.049188][  T244]  register_netdevice (net/core/dev.c:11488)
[   11.049320][  T244]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.049542][  T244]  register_netdev (net/core/dev.c:11552)
[   11.049668][  T244]  loopback_net_init (drivers/net/loopback.c:218)
[   11.049853][  T244]  ops_init (net/core/net_namespace.c:137)
[   11.049961][  T244]  setup_net (net/core/net_namespace.c:446)
[   11.050057][  T244]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.050184][  T244]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.050317][  T244]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.050512][  T244]  copy_net_ns (net/core/net_namespace.c:579)
[   11.050712][  T244]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.050842][  T244]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.050968][  T244]  ksys_unshare (kernel/fork.c:3243)
[   11.051095][  T244]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.051223][  T244]  ? __ia32_sys_open (fs/open.c:1374)
[   11.051411][  T244]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.051537][  T244]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.051664][  T244]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.051789][  T244]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.051915][  T244]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.052041][  T244]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.052198][  T244] RIP: 0033:0x7f26b1897bcb
[   11.052341][  T244] 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
[   11.052910][  T244] RSP: 002b:00007ffc99a6c6b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.053104][  T244] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f26b1897bcb
[   11.053297][  T244] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.053490][  T244] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.053677][  T244] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc99a6e8e0
[   11.053864][  T244] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc99a7084e
| [   11.089476][  T245] ------------[ cut here ]------------
| [   11.089619][  T245] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/245
| [   11.089847][  T245] Modules linked in: veth
| [   11.090207][  T245] Tainted: [W]=WARN
[   11.090310][  T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.090475][  T245] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.090646][  T245] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.091093][  T245] RSP: 0018:ffa00000009b7030 EFLAGS: 00010286
[   11.091258][  T245] RAX: 00000000ffffffa6 RBX: ff1100000bef6040 RCX: 1ff4000000136dcc
[   11.091455][  T245] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef60fc
[   11.091644][  T245] RBP: ff11000010314000 R08: 1fe22000017dec21 R09: ff11000008ef2ea8
[   11.091832][  T245] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.092020][  T245] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010314ce1
[   11.092208][  T245] FS:  00007f18c3231840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   11.092527][  T245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.092688][  T245] CR2: 00007f18c35011a0 CR3: 000000001021f004 CR4: 0000000000771ef0
[   11.092881][  T245] PKRU: 55555554
[   11.092979][  T245] Call Trace:
[   11.093076][  T245]  <TASK>
[   11.093142][  T245]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.093278][  T245]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.093465][  T245]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.093591][  T245]  __dev_notify_flags (net/core/dev.c:9787)
[   11.093722][  T245]  ? netif_change_name (net/core/dev.c:1495)
[   11.093850][  T245]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.093980][  T245]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.094112][  T245]  ? 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))
[   11.094242][  T245]  netif_change_flags (net/core/dev.c:9820)
[   11.094461][  T245]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.094676][  T245]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.094804][  T245]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.094962][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.095090][  T245]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.095218][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.095350][  T245]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.095555][  T245]  ? __kernel_text_address (kernel/extable.c:79)
[   11.095683][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.095813][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.095940][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.096070][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.096198][  T245]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.096328][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.096541][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.096670][  T245]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.096799][  T245]  ? __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)
[   11.096928][  T245]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.097056][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.097186][  T245]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.097318][  T245]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.097485][  T245]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.097616][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.097743][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.097871][  T245]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.097998][  T245]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.098127][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.098263][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.098396][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.098527][  T245]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.098657][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.098787][  T245]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.098917][  T245]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.099046][  T245]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.099176][  T245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.099310][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.099446][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.099577][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.099708][  T245]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.099840][  T245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.099972][  T245]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.100105][  T245]  ? 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))
[   11.100234][  T245]  ? 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))
[   11.100374][  T245]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.100506][  T245]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.100638][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.100766][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.100896][  T245]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.101028][  T245]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.101157][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.101290][  T245]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.101426][  T245]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.101558][  T245]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.101689][  T245]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.101818][  T245]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.101979][  T245]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.102111][  T245]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.102239][  T245]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.102378][  T245]  ___sys_sendmsg (net/socket.c:2752)
[   11.102509][  T245]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.102670][  T245]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.102810][  T245]  __sys_sendmsg (net/socket.c:2784)
[   11.102941][  T245]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.103069][  T245]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.103233][  T245]  ? 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)
[   11.103372][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.103505][  T245]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.103634][  T245]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.103763][  T245]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.103894][  T245]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.104055][  T245] RIP: 0033:0x7f18c346b08e
[   11.104192][  T245] 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
[   11.104709][  T245] RSP: 002b:00007ffeb6ff7980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.104915][  T245] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f18c346b08e
[   11.105113][  T245] RDX: 0000000000000000 RSI: 00007ffeb6ff7a30 RDI: 0000000000000005
[   11.105311][  T245] RBP: 00007ffeb6ff7990 R08: 0000000000000000 R09: 0000000000000000
[   11.105511][  T245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   11.105705][  T245] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb6ff8100
| [   11.224431][  T249] ------------[ cut here ]------------
| [   11.224611][  T249] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/249
| [   11.224844][  T249] Modules linked in: veth
| [   11.225218][  T249] Tainted: [W]=WARN
[   11.225325][  T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.225495][  T249] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.225669][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.226145][  T249] RSP: 0018:ffa00000009d6e30 EFLAGS: 00010286
[   11.226317][  T249] RAX: 00000000ffffffa6 RBX: ff11000008fd1000 RCX: 1ff400000013ad8c
[   11.226520][  T249] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008fd10bc
[   11.226716][  T249] RBP: ff1100000b04c000 R08: 1fe22000011fa219 R09: ff1100000f072ed0
[   11.226914][  T249] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.227111][  T249] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095bee08
[   11.227313][  T249] FS:  00007fc658c0d840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   11.227550][  T249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.227717][  T249] CR2: 000000000042ebe0 CR3: 000000001023d005 CR4: 0000000000771ef0
[   11.227919][  T249] PKRU: 55555554
[   11.228018][  T249] Call Trace:
[   11.228117][  T249]  <TASK>
[   11.228186][  T249]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.228327][  T249]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.228434][  T249]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   11.228598][  T249]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.228734][  T249]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   11.228865][  T249]  __dev_notify_flags (net/core/dev.c:9787)
[   11.228997][  T249]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511)
[   11.229130][  T249]  ? irqentry_enter (./include/linux/irq-entry-common.h:439 kernel/entry/common.c:117)
[   11.229266][  T249]  ? netif_change_name (net/core/dev.c:1495)
[   11.229463][  T249]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   11.229632][  T249]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.229763][  T249]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.229895][  T249]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.230029][  T249] veth_newlink (drivers/net/veth.c:1871) veth
[   11.230165][  T249]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.230337][  T249]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.230544][  T249]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.230676][  T249]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.230824][  T249]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.230958][  T249]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.231093][  T249]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.231225][  T249]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.231440][  T249]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.231574][  T249]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.231709][  T249]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.231842][  T249]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.231975][  T249]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.232113][  T249]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.232256][  T249]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.232481][  T249]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.232613][  T249]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.232745][  T249]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.232877][  T249]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.233008][  T249]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.233145][  T249]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.233284][  T249]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.233506][  T249]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.233638][  T249]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.233769][  T249]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.233902][  T249]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.234035][  T249]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.234166][  T249]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.234301][  T249]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.234509][  T249]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.234641][  T249]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.234777][  T249]  ? 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))
[   11.234908][  T249]  ? 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))
[   11.235043][  T249]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.235175][  T249]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.235311][  T249]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.235534][  T249]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.235672][  T249]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.235810][  T249]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.235941][  T249]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.236073][  T249]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.236203][  T249]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.236342][  T249]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.236550][  T249]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.236691][  T249]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.236861][  T249]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.236998][  T249]  ___sys_sendmsg (net/socket.c:2752)
[   11.237131][  T249]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.237275][  T249]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.237538][  T249]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   11.237675][  T249]  __sys_sendmsg (net/socket.c:2784)
[   11.237810][  T249]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.237948][  T249]  ? 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)
[   11.238082][  T249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.238218][  T249]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.238352][  T249]  ? irq_exit_rcu (kernel/softirq.c:754)
[   11.238572][  T249]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.238735][  T249] RIP: 0033:0x7fc658e4708e
[   11.238873][  T249] 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
[   11.239348][  T249] RSP: 002b:00007ffd7e2d6d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.239583][  T249] RAX: ffffffffffffffda RBX: 00007ffd7e2d7528 RCX: 00007fc658e4708e
[   11.239778][  T249] RDX: 0000000000000000 RSI: 00007ffd7e2d6e30 RDI: 0000000000000005
[   11.239974][  T249] RBP: 00007ffd7e2d6d90 R08: 0000000000000000 R09: 0000000000000000
[   11.240171][  T249] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   11.240374][  T249] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7e2d74f0
| [   11.248103][  T249] ------------[ cut here ]------------
| [   11.248259][  T249] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/249
| [   11.248962][  T249] Modules linked in: veth
| [   11.249322][  T249] Tainted: [W]=WARN
[   11.249474][  T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.249634][  T249] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.249856][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.250311][  T249] RSP: 0018:ffa00000009d71b0 EFLAGS: 00010286
[   11.250531][  T249] RAX: 00000000ffffffa6 RBX: ff1100000c6fde00 RCX: 1ff400000013adfc
[   11.250728][  T249] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fdebc
[   11.250918][  T249] RBP: ff1100000c789000 R08: 1fe22000018dfbd9 R09: ff1100000f072ed0
[   11.251107][  T249] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.251302][  T249] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.251547][  T249] FS:  00007fc658c0d840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   11.251771][  T249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.251934][  T249] CR2: 000000000042ebe0 CR3: 000000001023d005 CR4: 0000000000771ef0
[   11.252124][  T249] PKRU: 55555554
[   11.252221][  T249] Call Trace:
[   11.252321][  T249]  <TASK>
[   11.252443][  T249]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.252574][  T249]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.252673][  T249]  __dev_notify_flags (net/core/dev.c:9787)
[   11.252803][  T249]  ? netif_change_name (net/core/dev.c:1495)
[   11.252932][  T249]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.253059][  T249]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.253190][  T249]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.253324][  T249]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.253508][  T249]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.253636][  T249]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.253765][  T249]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.253898][  T249]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.254030][  T249]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.254160][  T249]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.254294][  T249]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.254475][  T249]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.254602][  T249]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.254729][  T249]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.254861][  T249]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.254989][  T249]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.255117][  T249]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.255249][  T249]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.255432][  T249]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.255562][  T249]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.255693][  T249]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.255820][  T249]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.255949][  T249]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.256077][  T249]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.256206][  T249]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.256342][  T249]  ? 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))
[   11.256524][  T249]  ? 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))
[   11.256654][  T249]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.256783][  T249]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.256913][  T249]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.257042][  T249]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.257172][  T249]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.257307][  T249]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.257489][  T249]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.257618][  T249]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.257746][  T249]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.257876][  T249]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.258004][  T249]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.258132][  T249]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.258295][  T249]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.258486][  T249]  ___sys_sendmsg (net/socket.c:2752)
[   11.258622][  T249]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.258759][  T249]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.258924][  T249]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   11.259054][  T249]  __sys_sendmsg (net/socket.c:2784)
[   11.259183][  T249]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.259320][  T249]  ? 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)
[   11.259504][  T249]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.259634][  T249]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.259762][  T249]  ? irq_exit_rcu (kernel/softirq.c:754)
[   11.259891][  T249]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.260054][  T249] RIP: 0033:0x7fc658e4708e
[   11.260194][  T249] 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
[   11.260722][  T249] RSP: 002b:00007ffd7e2d6d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.260921][  T249] RAX: ffffffffffffffda RBX: 00007ffd7e2d7528 RCX: 00007fc658e4708e
[   11.261117][  T249] RDX: 0000000000000000 RSI: 00007ffd7e2d6e30 RDI: 0000000000000005
[   11.261312][  T249] RBP: 00007ffd7e2d6d90 R08: 0000000000000000 R09: 0000000000000000
[   11.261558][  T249] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   11.261749][  T249] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7e2d74f0
| [   11.308903][  T251] ------------[ cut here ]------------
| [   11.309060][  T251] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/251
| [   11.309286][  T251] Modules linked in: veth
| [   11.309648][  T251] Tainted: [W]=WARN
[   11.309742][  T251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.309898][  T251] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.310062][  T251] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.310519][  T251] RSP: 0018:ffa0000000a07ab0 EFLAGS: 00010286
[   11.310677][  T251] RAX: 00000000ffffffa6 RBX: ff1100000f0c2c80 RCX: 1ff4000000140f1c
[   11.310862][  T251] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c2d3c
[   11.311049][  T251] RBP: ff11000010059000 R08: 1fe2200001e185a9 R09: ff1100000c248b90
[   11.311236][  T251] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.311433][  T251] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010059000
[   11.311620][  T251] FS:  00007f334690d840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   11.311841][  T251] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.311999][  T251] CR2: 00007f3346b0ec20 CR3: 000000000f022004 CR4: 0000000000771ef0
[   11.312188][  T251] PKRU: 55555554
[   11.312288][  T251] Call Trace:
[   11.312386][  T251]  <TASK>
[   11.312451][  T251]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.312577][  T251]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.312704][  T251]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.312801][  T251]  register_netdevice (net/core/dev.c:11488)
[   11.312928][  T251]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.313088][  T251]  register_netdev (net/core/dev.c:11552)
[   11.313213][  T251]  loopback_net_init (drivers/net/loopback.c:218)
[   11.313344][  T251]  ops_init (net/core/net_namespace.c:137)
[   11.313447][  T251]  setup_net (net/core/net_namespace.c:446)
[   11.313547][  T251]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.313677][  T251]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.313805][  T251]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.313934][  T251]  copy_net_ns (net/core/net_namespace.c:579)
[   11.314082][  T251]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.314214][  T251]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.314348][  T251]  ksys_unshare (kernel/fork.c:3243)
[   11.314482][  T251]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.314608][  T251]  ? __ia32_sys_open (fs/open.c:1374)
[   11.314736][  T251]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.314860][  T251]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.314984][  T251]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.315109][  T251]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.315239][  T251]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.315378][  T251]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.315534][  T251] RIP: 0033:0x7f3346bcfbcb
[   11.315666][  T251] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.316113][  T251] RSP: 002b:00007ffcc8468888 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.316315][  T251] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3346bcfbcb
[   11.316506][  T251] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.316694][  T251] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.316879][  T251] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc846aab0
[   11.317067][  T251] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc846b84e
| [   11.348104][  T252] ------------[ cut here ]------------
| [   11.348269][  T252] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/252
| [   11.348499][  T252] Modules linked in: veth
| [   11.348856][  T252] Tainted: [W]=WARN
[   11.348952][  T252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.349116][  T252] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.349292][  T252] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.349747][  T252] RSP: 0018:ffa0000000a17030 EFLAGS: 00010286
[   11.349904][  T252] RAX: 00000000ffffffa6 RBX: ff110000095e1a80 RCX: 1ff4000000142dcc
[   11.350093][  T252] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e1b3c
[   11.350289][  T252] RBP: ff11000010059000 R08: 1fe22000012bc369 R09: ff1100000c758b68
[   11.350482][  T252] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.350672][  T252] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010059ce1
[   11.350867][  T252] FS:  00007f87dbae6840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   11.351095][  T252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.351273][  T252] CR2: 0000000031fad988 CR3: 000000000bf34002 CR4: 0000000000771ef0
[   11.351472][  T252] PKRU: 55555554
[   11.351567][  T252] Call Trace:
[   11.351664][  T252]  <TASK>
[   11.351732][  T252]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.351861][  T252]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.351958][  T252]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.352083][  T252]  __dev_notify_flags (net/core/dev.c:9787)
[   11.352209][  T252]  ? netif_change_name (net/core/dev.c:1495)
[   11.352341][  T252]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.352473][  T252]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.352601][  T252]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.352731][  T252]  netif_change_flags (net/core/dev.c:9820)
[   11.352858][  T252]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.352985][  T252]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.353111][  T252]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.353273][  T252]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.353402][  T252]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.353529][  T252]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.353653][  T252]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.353780][  T252]  ? __kernel_text_address (kernel/extable.c:79)
[   11.353905][  T252]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.354033][  T252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.354157][  T252]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.354289][  T252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.355014][  T252]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.355140][  T252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.355269][  T252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.355399][  T252]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.355526][  T252]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.355652][  T252]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.355778][  T252]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.355905][  T252]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.356036][  T252]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.356165][  T252]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.356296][  T252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.356427][  T252]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.356553][  T252]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.356678][  T252]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.356803][  T252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.356932][  T252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.357057][  T252]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.357182][  T252]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.357312][  T252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.357443][  T252]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.357569][  T252]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.357697][  T252]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.357822][  T252]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.357950][  T252]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.358077][  T252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.358203][  T252]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.358334][  T252]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.358463][  T252]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.358591][  T252]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.358721][  T252]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.358847][  T252]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.358981][  T252]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.359108][  T252]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.359233][  T252]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.359370][  T252]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.359498][  T252]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.359629][  T252]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.359756][  T252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.359883][  T252]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.360010][  T252]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.360136][  T252]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.360266][  T252]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.360397][  T252]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.360554][  T252]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.360681][  T252]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.360808][  T252]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.360936][  T252]  ___sys_sendmsg (net/socket.c:2752)
[   11.361061][  T252]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.361218][  T252]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.361365][  T252]  __sys_sendmsg (net/socket.c:2784)
[   11.361492][  T252]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.361617][  T252]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.361778][  T252]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.361903][  T252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.362034][  T252]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.362165][  T252]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.362300][  T252]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.362435][  T252]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.362596][  T252] RIP: 0033:0x7f87dbd2008e
[   11.362732][  T252] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.363184][  T252] RSP: 002b:00007fff2f4c6a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.363385][  T252] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f87dbd2008e
[   11.363573][  T252] RDX: 0000000000000000 RSI: 00007fff2f4c6b00 RDI: 0000000000000005
[   11.363762][  T252] RBP: 00007fff2f4c6a60 R08: 0000000000000000 R09: 0000000000000000
[   11.363950][  T252] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   11.364140][  T252] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2f4c71d0
| [   11.466733][  T256] ------------[ cut here ]------------
| [   11.466911][  T256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/256
| [   11.467151][  T256] Modules linked in: veth
| [   11.467545][  T256] Tainted: [W]=WARN
[   11.467647][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.467816][  T256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.467994][  T256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.468488][  T256] RSP: 0018:ffa0000000a56e30 EFLAGS: 00010286
[   11.468658][  T256] RAX: 00000000ffffffa6 RBX: ff1100000f0d6740 RCX: 1ff400000014ad8c
[   11.468863][  T256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0d67fc
[   11.469065][  T256] RBP: ff1100000bea4000 R08: 1fe2200001e1ad01 R09: ff11000010440b90
[   11.469270][  T256] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.469473][  T256] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008b3e008
[   11.469681][  T256] FS:  00007fbcccc84840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   11.469917][  T256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.470086][  T256] CR2: 000000000042ebe0 CR3: 000000000bdbf004 CR4: 0000000000771ef0
[   11.470291][  T256] PKRU: 55555554
[   11.470487][  T256] Call Trace:
[   11.470588][  T256]  <TASK>
[   11.470658][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.470794][  T256]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.470931][  T256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.471035][  T256]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   11.471169][  T256]  __dev_notify_flags (net/core/dev.c:9787)
[   11.471309][  T256]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   11.471511][  T256]  ? 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)
[   11.471647][  T256]  ? netif_change_name (net/core/dev.c:1495)
[   11.471841][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.471976][  T256]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.472110][  T256]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.472246][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.472448][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.472582][  T256]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.472717][  T256]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.472852][  T256]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.472985][  T256]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.473121][  T256] veth_newlink (drivers/net/veth.c:1871) veth
[   11.473263][  T256]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.473477][  T256]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.473613][  T256]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.473748][  T256]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.473897][  T256]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.474034][  T256]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.474170][  T256]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.474309][  T256]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.474451][  T256]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.474588][  T256]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.474726][  T256]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.474860][  T256]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.474995][  T256]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.475134][  T256]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.475277][  T256]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.475420][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.475553][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.475688][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.475822][  T256]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.475956][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.476095][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.476230][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.476372][  T256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.476507][  T256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.476641][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.476776][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.476913][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.477047][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.477183][  T256]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.477320][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.477460][  T256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.477599][  T256]  ? 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))
[   11.477733][  T256]  ? 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))
[   11.477870][  T256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.478007][  T256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.478141][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.478278][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.478419][  T256]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.478554][  T256]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.478689][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.478824][  T256]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.478960][  T256]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.479094][  T256]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.479228][  T256]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.479372][  T256]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.479540][  T256]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.479678][  T256]  ___sys_sendmsg (net/socket.c:2752)
[   11.479812][  T256]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.479953][  T256]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.480125][  T256]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   11.480267][  T256]  __sys_sendmsg (net/socket.c:2784)
[   11.480405][  T256]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.480544][  T256]  ? 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)
[   11.480679][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.480815][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.480950][  T256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.481086][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.481222][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.481398][  T256] RIP: 0033:0x7fbcccebe08e
[   11.481539][  T256] 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
[   11.482018][  T256] RSP: 002b:00007ffe487e0490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.482220][  T256] RAX: ffffffffffffffda RBX: 00007ffe487e0c38 RCX: 00007fbcccebe08e
[   11.482428][  T256] RDX: 0000000000000000 RSI: 00007ffe487e0540 RDI: 0000000000000005
[   11.482628][  T256] RBP: 00007ffe487e04a0 R08: 0000000000000000 R09: 0000000000000000
[   11.482828][  T256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   11.483029][  T256] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe487e0c00
| [   11.502157][  T256] ------------[ cut here ]------------
| [   11.502315][  T256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/256
| [   11.502562][  T256] Modules linked in: veth
| [   11.502936][  T256] Tainted: [W]=WARN
[   11.503037][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.503204][  T256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.503830][  T256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.504307][  T256] RSP: 0018:ffa0000000a571b0 EFLAGS: 00010286
[   11.504480][  T256] RAX: 00000000ffffffa6 RBX: ff1100000b2b3000 RCX: 1ff400000014adfc
[   11.504678][  T256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2b30bc
[   11.504877][  T256] RBP: ff1100000c329000 R08: 1fe2200001656619 R09: ff11000010440b90
[   11.505074][  T256] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.505275][  T256] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.505479][  T256] FS:  00007fbcccc84840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   11.505714][  T256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.505883][  T256] CR2: 00007fbccd11d668 CR3: 000000000bdbf001 CR4: 0000000000771ef0
[   11.506083][  T256] PKRU: 55555554
[   11.506182][  T256] Call Trace:
[   11.506284][  T256]  <TASK>
[   11.506353][  T256]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.506492][  T256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.506594][  T256]  __dev_notify_flags (net/core/dev.c:9787)
[   11.506728][  T256]  ? netif_change_name (net/core/dev.c:1495)
[   11.506861][  T256]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.506993][  T256]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.507128][  T256]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.507268][  T256]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.507406][  T256]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.507538][  T256]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.507671][  T256]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.507810][  T256]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.507948][  T256]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.508083][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.508216][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.508352][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.508493][  T256]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.508626][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.508765][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.508899][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.509033][  T256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.509165][  T256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.509302][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.509441][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.509577][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.509711][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.509846][  T256]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.509979][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.510114][  T256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.510254][  T256]  ? 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))
[   11.510395][  T256]  ? 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))
[   11.510531][  T256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.510667][  T256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.510803][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.510936][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.511071][  T256]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.511205][  T256]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.511343][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.511481][  T256]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.511614][  T256]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.511748][  T256]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.511883][  T256]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.512015][  T256]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.512178][  T256]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.512319][  T256]  ___sys_sendmsg (net/socket.c:2752)
[   11.512460][  T256]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.512597][  T256]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.512768][  T256]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   11.512904][  T256]  __sys_sendmsg (net/socket.c:2784)
[   11.513038][  T256]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.513174][  T256]  ? 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)
[   11.513311][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.513450][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.513583][  T256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.513714][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.513849][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.514014][  T256] RIP: 0033:0x7fbcccebe08e
[   11.514154][  T256] 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
[   11.514636][  T256] RSP: 002b:00007ffe487e0490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.514836][  T256] RAX: ffffffffffffffda RBX: 00007ffe487e0c38 RCX: 00007fbcccebe08e
[   11.515033][  T256] RDX: 0000000000000000 RSI: 00007ffe487e0540 RDI: 0000000000000005
[   11.515230][  T256] RBP: 00007ffe487e04a0 R08: 0000000000000000 R09: 0000000000000000
[   11.515437][  T256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   11.515636][  T256] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe487e0c00
| [   11.557595][  T258] ------------[ cut here ]------------
| [   11.557748][  T258] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/258
| [   11.557977][  T258] Modules linked in: veth
| [   11.558349][  T258] Tainted: [W]=WARN
[   11.559132][  T258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.559302][  T258] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.559538][  T258] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.559998][  T258] RSP: 0018:ffa0000000a77ab0 EFLAGS: 00010286
[   11.560161][  T258] RAX: 00000000ffffffa6 RBX: ff1100000f0d71c0 RCX: 1ff400000014ef1c
[   11.560417][  T258] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0d727c
[   11.560609][  T258] RBP: ff110000104cc000 R08: 1fe2200001e1ae51 R09: ff11000010445210
[   11.560802][  T258] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.560993][  T258] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104cc000
[   11.561188][  T258] FS:  00007f108b501840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   11.561476][  T258] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.561639][  T258] CR2: 00007f108b708430 CR3: 000000000f08a001 CR4: 0000000000771ef0
[   11.561836][  T258] PKRU: 55555554
[   11.561935][  T258] Call Trace:
[   11.562032][  T258]  <TASK>
[   11.562099][  T258]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.562232][  T258]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.562419][  T258]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.562518][  T258]  register_netdevice (net/core/dev.c:11488)
[   11.562649][  T258]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.562812][  T258]  register_netdev (net/core/dev.c:11552)
[   11.562940][  T258]  loopback_net_init (drivers/net/loopback.c:218)
[   11.563071][  T258]  ops_init (net/core/net_namespace.c:137)
[   11.563172][  T258]  setup_net (net/core/net_namespace.c:446)
[   11.563274][  T258]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.563453][  T258]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.563584][  T258]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.563716][  T258]  copy_net_ns (net/core/net_namespace.c:579)
[   11.563845][  T258]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.563978][  T258]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.564109][  T258]  ksys_unshare (kernel/fork.c:3243)
[   11.564244][  T258]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.564396][  T258]  ? __ia32_sys_open (fs/open.c:1374)
[   11.564527][  T258]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.564655][  T258]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.564784][  T258]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.564913][  T258]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.565041][  T258]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.565173][  T258]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.565339][  T258] RIP: 0033:0x7f108b7c3bcb
[   11.565481][  T258] 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
[   11.565942][  T258] RSP: 002b:00007ffc44105728 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.566139][  T258] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f108b7c3bcb
[   11.566337][  T258] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.566535][  T258] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.566727][  T258] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc44107950
[   11.566923][  T258] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc4410984e
| [   11.590816][  T259] ------------[ cut here ]------------
| [   11.590965][  T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/259
| [   11.591191][  T259] Modules linked in: veth
| [   11.591569][  T259] Tainted: [W]=WARN
[   11.591667][  T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.591828][  T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.591997][  T259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.592468][  T259] RSP: 0018:ffa0000000a87030 EFLAGS: 00010286
[   11.592631][  T259] RAX: 00000000ffffffa6 RBX: ff110000094be040 RCX: 1ff4000000150dcc
[   11.592824][  T259] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094be0fc
[   11.593016][  T259] RBP: ff110000104cc000 R08: 1fe2200001297c21 R09: ff11000010460b68
[   11.593209][  T259] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.593408][  T259] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104ccce1
[   11.593601][  T259] FS:  00007f8e8a40f840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   11.593825][  T259] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.593988][  T259] CR2: 00000000047fb988 CR3: 000000001044e004 CR4: 0000000000771ef0
[   11.594179][  T259] PKRU: 55555554
[   11.594279][  T259] Call Trace:
[   11.594383][  T259]  <TASK>
[   11.594450][  T259]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.594581][  T259]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.594680][  T259]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.594811][  T259]  __dev_notify_flags (net/core/dev.c:9787)
[   11.594940][  T259]  ? netif_change_name (net/core/dev.c:1495)
[   11.595069][  T259]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.595199][  T259]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.595335][  T259]  ? 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))
[   11.596079][  T259]  netif_change_flags (net/core/dev.c:9820)
[   11.596210][  T259]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.596344][  T259]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.596478][  T259]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.596638][  T259]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.596766][  T259]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.596894][  T259]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.597022][  T259]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.597153][  T259]  ? __kernel_text_address (kernel/extable.c:79)
[   11.597284][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.597419][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.597547][  T259]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.597676][  T259]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.597803][  T259]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.597931][  T259]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.598060][  T259]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.598189][  T259]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.598323][  T259]  ? __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)
[   11.598467][  T259]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.598595][  T259]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.598725][  T259]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.598857][  T259]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.598988][  T259]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.599118][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.599249][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.599383][  T259]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.599510][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.599638][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.599770][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.599897][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.600025][  T259]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.600154][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.600289][  T259]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.600423][  T259]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.600554][  T259]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.600682][  T259]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.600810][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.600940][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.601067][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.601197][  T259]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.601329][  T259]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.601464][  T259]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.601596][  T259]  ? 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))
[   11.601723][  T259]  ? 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))
[   11.601853][  T259]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.601983][  T259]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.602113][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.602245][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.602378][  T259]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.602507][  T259]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.602635][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.602763][  T259]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.602891][  T259]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.603020][  T259]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.603151][  T259]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.603282][  T259]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.603446][  T259]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.603575][  T259]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.603703][  T259]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.603832][  T259]  ___sys_sendmsg (net/socket.c:2752)
[   11.603961][  T259]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.604123][  T259]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.604269][  T259]  __sys_sendmsg (net/socket.c:2784)
[   11.604403][  T259]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.604530][  T259]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.604693][  T259]  ? 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)
[   11.604823][  T259]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.604951][  T259]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.605081][  T259]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.605209][  T259]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.605341][  T259]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.605504][  T259] RIP: 0033:0x7f8e8a64908e
[   11.605642][  T259] 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
[   11.606102][  T259] RSP: 002b:00007ffdf9007240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.606299][  T259] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8e8a64908e
[   11.606498][  T259] RDX: 0000000000000000 RSI: 00007ffdf90072f0 RDI: 0000000000000005
[   11.606689][  T259] RBP: 00007ffdf9007250 R08: 0000000000000000 R09: 0000000000000000
[   11.606882][  T259] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15b
[   11.607072][  T259] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf90079c0
| [   11.719108][  T263] ------------[ cut here ]------------
| [   11.719275][  T263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/263
| [   11.720205][  T263] Modules linked in: veth
| [   11.720611][  T263] Tainted: [W]=WARN
[   11.720716][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.720893][  T263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.721076][  T263] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.721585][  T263] RSP: 0018:ffa0000000ab6e30 EFLAGS: 00010286
[   11.721761][  T263] RAX: 00000000ffffffa6 RBX: ff1100000f0c3700 RCX: 1ff4000000156d8c
[   11.721969][  T263] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c37bc
[   11.722181][  T263] RBP: ff11000005129000 R08: 1fe2200001e186f9 R09: ff1100000c75aed0
[   11.722398][  T263] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.722607][  T263] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005d40b08
[   11.722821][  T263] FS:  00007f7f847a9840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   11.723069][  T263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.723248][  T263] CR2: 00007f7f84b10f4b CR3: 000000001046f006 CR4: 0000000000771ef0
[   11.723466][  T263] PKRU: 55555554
[   11.723570][  T263] Call Trace:
[   11.723675][  T263]  <TASK>
[   11.723749][  T263]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.723892][  T263]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.723999][  T263]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   11.724175][  T263]  __dev_notify_flags (net/core/dev.c:9787)
[   11.724321][  T263]  ? netif_change_name (net/core/dev.c:1495)
[   11.724469][  T263]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.724609][  T263]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.724748][  T263]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.724890][  T263]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   11.725033][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.725176][  T263]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.725353][  T263]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.725500][  T263]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.725641][  T263]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.725783][  T263] veth_newlink (drivers/net/veth.c:1871) veth
[   11.725928][  T263]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.726103][  T263]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.726246][  T263]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.726394][  T263]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.726552][  T263]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.726697][  T263]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.726842][  T263]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.726985][  T263]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.727128][  T263]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.727281][  T263]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.727432][  T263]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.727573][  T263]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.727717][  T263]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.727866][  T263]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.728014][  T263]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.728159][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.728306][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.728455][  T263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.728599][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.728742][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.728890][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.729033][  T263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.729177][  T263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.729324][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.729470][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.729612][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.729757][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.729898][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.730041][  T263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.730184][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.730332][  T263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.730482][  T263]  ? 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))
[   11.730623][  T263]  ? 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))
[   11.730768][  T263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.730912][  T263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.731055][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.731197][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.731344][  T263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.731494][  T263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.731636][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.731778][  T263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.731921][  T263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.732066][  T263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.732208][  T263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.732354][  T263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.732534][  T263]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.732680][  T263]  ___sys_sendmsg (net/socket.c:2752)
[   11.732822][  T263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.732970][  T263]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.733151][  T263]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   11.733299][  T263]  __sys_sendmsg (net/socket.c:2784)
[   11.733444][  T263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.733590][  T263]  ? 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)
[   11.733732][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.733875][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.734019][  T263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.734162][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.734309][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.734492][  T263] RIP: 0033:0x7f7f849e308e
[   11.734642][  T263] 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
[   11.735151][  T263] RSP: 002b:00007ffc4ca25c30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.735374][  T263] RAX: ffffffffffffffda RBX: 00007ffc4ca263d8 RCX: 00007f7f849e308e
[   11.735586][  T263] RDX: 0000000000000000 RSI: 00007ffc4ca25ce0 RDI: 0000000000000005
[   11.735811][  T263] RBP: 00007ffc4ca25c40 R08: 0000000000000000 R09: 0000000000000000
[   11.736025][  T263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15c
[   11.736243][  T263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4ca263a0
| [   11.751495][  T263] ------------[ cut here ]------------
| [   11.751664][  T263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/263
| [   11.751901][  T263] Modules linked in: veth
| [   11.752295][  T263] Tainted: [W]=WARN
[   11.752406][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.752580][  T263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.752761][  T263] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.753258][  T263] RSP: 0018:ffa0000000ab71b0 EFLAGS: 00010286
[   11.753437][  T263] RAX: 00000000ffffffa6 RBX: ff11000009401380 RCX: 1ff4000000156dfc
[   11.753641][  T263] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000940143c
[   11.753840][  T263] RBP: ff1100000a131000 R08: 1fe2200001280289 R09: ff1100000c75aed0
[   11.754038][  T263] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.754240][  T263] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.754445][  T263] FS:  00007f7f847a9840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   11.754680][  T263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.754849][  T263] CR2: 00007f7f84b10f4b CR3: 000000001046f006 CR4: 0000000000771ef0
[   11.755050][  T263] PKRU: 55555554
[   11.755150][  T263] Call Trace:
[   11.755255][  T263]  <TASK>
[   11.755324][  T263]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.755465][  T263]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.755567][  T263]  __dev_notify_flags (net/core/dev.c:9787)
[   11.755702][  T263]  ? netif_change_name (net/core/dev.c:1495)
[   11.755836][  T263]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.755970][  T263]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.756105][  T263]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.756243][  T263]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.756583][  T263]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.756720][  T263]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.756857][  T263]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.757003][  T263]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.757142][  T263]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.757281][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.757419][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.757553][  T263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.757685][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.757818][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.757954][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.758088][  T263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.758222][  T263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.758364][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.758497][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.758630][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.758765][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.758897][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.759031][  T263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.759164][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.759309][  T263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.759456][  T263]  ? 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))
[   11.759593][  T263]  ? 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))
[   11.759730][  T263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.759868][  T263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.759999][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.760135][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.760279][  T263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.760424][  T263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.760560][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.760695][  T263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.760827][  T263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.760961][  T263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.761092][  T263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.761223][  T263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.761397][  T263]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.761535][  T263]  ___sys_sendmsg (net/socket.c:2752)
[   11.761668][  T263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.761805][  T263]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.761975][  T263]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   11.762109][  T263]  __sys_sendmsg (net/socket.c:2784)
[   11.762244][  T263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.762389][  T263]  ? 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)
[   11.762521][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.762656][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.762788][  T263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.762918][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.763052][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.763224][  T263] RIP: 0033:0x7f7f849e308e
[   11.763375][  T263] 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
[   11.763847][  T263] RSP: 002b:00007ffc4ca25c30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.764046][  T263] RAX: ffffffffffffffda RBX: 00007ffc4ca263d8 RCX: 00007f7f849e308e
[   11.764247][  T263] RDX: 0000000000000000 RSI: 00007ffc4ca25ce0 RDI: 0000000000000005
[   11.764450][  T263] RBP: 00007ffc4ca25c40 R08: 0000000000000000 R09: 0000000000000000
[   11.764647][  T263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15c
[   11.764843][  T263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4ca263a0
| [   11.818406][  T265] ------------[ cut here ]------------
| [   11.818580][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/265
| [   11.818800][  T265] Modules linked in: veth
| [   11.819151][  T265] Tainted: [W]=WARN
[   11.819250][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.819576][  T265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.819744][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.820205][  T265] RSP: 0018:ffa0000000ad7ab0 EFLAGS: 00010286
[   11.820381][  T265] RAX: 00000000ffffffa6 RBX: ff11000009189540 RCX: 1ff400000015af1c
[   11.820575][  T265] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000091895fc
[   11.820761][  T265] RBP: ff1100000f3e1000 R08: 1fe22000012312c1 R09: ff1100000f075210
[   11.820947][  T265] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.821134][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f3e1000
[   11.821326][  T265] FS:  00007fa622ebc840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   11.821551][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.821709][  T265] CR2: 00007fa6230bdc20 CR3: 00000000101c7005 CR4: 0000000000771ef0
[   11.821895][  T265] PKRU: 55555554
[   11.821988][  T265] Call Trace:
[   11.822081][  T265]  <TASK>
[   11.822146][  T265]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.822278][  T265]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.822417][  T265]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.822517][  T265]  register_netdevice (net/core/dev.c:11488)
[   11.822646][  T265]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.822814][  T265]  register_netdev (net/core/dev.c:11552)
[   11.822939][  T265]  loopback_net_init (drivers/net/loopback.c:218)
[   11.823071][  T265]  ops_init (net/core/net_namespace.c:137)
[   11.823168][  T265]  setup_net (net/core/net_namespace.c:446)
[   11.823266][  T265]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.823397][  T265]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.823523][  T265]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.823654][  T265]  copy_net_ns (net/core/net_namespace.c:579)
[   11.823785][  T265]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.823914][  T265]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.824045][  T265]  ksys_unshare (kernel/fork.c:3243)
[   11.824173][  T265]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.824304][  T265]  ? __ia32_sys_open (fs/open.c:1374)
[   11.824438][  T265]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.824567][  T265]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.824694][  T265]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.824818][  T265]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.824941][  T265]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.825065][  T265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.825219][  T265] RIP: 0033:0x7fa62317ebcb
[   11.825354][  T265] 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
[   11.825800][  T265] RSP: 002b:00007ffcbf3cd798 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.825986][  T265] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa62317ebcb
[   11.826171][  T265] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.826362][  T265] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.826553][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcbf3cf9c0
[   11.826737][  T265] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcbf3d184e
| [   11.852887][  T266] ------------[ cut here ]------------
| [   11.853043][  T266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/266
| [   11.853282][  T266] Modules linked in: veth
| [   11.853661][  T266] Tainted: [W]=WARN
[   11.853759][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.853915][  T266] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.854077][  T266] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.854532][  T266] RSP: 0018:ffa0000000ae7030 EFLAGS: 00010286
[   11.854689][  T266] RAX: 00000000ffffffa6 RBX: ff11000009189e00 RCX: 1ff400000015cdcc
[   11.854874][  T266] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009189ebc
[   11.855059][  T266] RBP: ff1100000f3e1000 R08: 1fe22000012313d9 R09: ff1100000c24aea8
[   11.855250][  T266] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.855445][  T266] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f3e1ce1
[   11.855630][  T266] FS:  00007f4ccc6cd840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   11.855850][  T266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.856006][  T266] CR2: 000000000939b988 CR3: 00000000101bf004 CR4: 0000000000771ef0
[   11.856194][  T266] PKRU: 55555554
[   11.856294][  T266] Call Trace:
[   11.856394][  T266]  <TASK>
[   11.856459][  T266]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.856586][  T266]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.856686][  T266]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.856811][  T266]  __dev_notify_flags (net/core/dev.c:9787)
[   11.856938][  T266]  ? netif_change_name (net/core/dev.c:1495)
[   11.857063][  T266]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.857193][  T266]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.857331][  T266]  ? 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))
[   11.857464][  T266]  netif_change_flags (net/core/dev.c:9820)
[   11.857593][  T266]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.857724][  T266]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.857852][  T266]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.858007][  T266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.858131][  T266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.858261][  T266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.858397][  T266]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.858524][  T266]  ? __kernel_text_address (kernel/extable.c:79)
[   11.858653][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.858780][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.858905][  T266]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.859029][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.859155][  T266]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.859284][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.859415][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.859539][  T266]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.859663][  T266]  ? __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)
[   11.859786][  T266]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.859909][  T266]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.860036][  T266]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.860162][  T266]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.860294][  T266]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.860430][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.860558][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.860684][  T266]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.860807][  T266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.860931][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.861057][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.861181][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.861316][  T266]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.861525][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.861657][  T266]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.861788][  T266]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.861917][  T266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.862044][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.862174][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.862306][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.862511][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.862642][  T266]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.862770][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.862901][  T266]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.863033][  T266]  ? 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))
[   11.863159][  T266]  ? 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))
[   11.863294][  T266]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.863485][  T266]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.863612][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.863791][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.863922][  T266]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.864052][  T266]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.864180][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.864314][  T266]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.864509][  T266]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.864635][  T266]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.864760][  T266]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.864889][  T266]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.865050][  T266]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.865181][  T266]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.865314][  T266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.865509][  T266]  ___sys_sendmsg (net/socket.c:2752)
[   11.865638][  T266]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.865800][  T266]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.865942][  T266]  __sys_sendmsg (net/socket.c:2784)
[   11.866072][  T266]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.866201][  T266]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.866372][  T266]  ? 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)
[   11.866499][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.866630][  T266]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.866755][  T266]  ? irq_exit_rcu (kernel/softirq.c:754)
[   11.866881][  T266]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.867042][  T266] RIP: 0033:0x7f4ccc90708e
[   11.867179][  T266] 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
[   11.867651][  T266] RSP: 002b:00007fffc716f300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.867843][  T266] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4ccc90708e
[   11.868029][  T266] RDX: 0000000000000000 RSI: 00007fffc716f3b0 RDI: 0000000000000005
[   11.868214][  T266] RBP: 00007fffc716f310 R08: 0000000000000000 R09: 0000000000000000
[   11.868404][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15c
[   11.868597][  T266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc716fa80
| [   11.976216][  T270] ------------[ cut here ]------------
| [   11.976392][  T270] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/270
| [   11.976624][  T270] Modules linked in: veth
| [   11.976996][  T270] Tainted: [W]=WARN
[   11.977097][  T270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.977270][  T270] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.977448][  T270] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.977916][  T270] RSP: 0018:ffa0000000b26e30 EFLAGS: 00010286
[   11.978083][  T270] RAX: 00000000ffffffa6 RBX: ff1100000bef6200 RCX: 1ff4000000164d8c
[   11.978286][  T270] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef62bc
[   11.978493][  T270] RBP: ff11000010254000 R08: 1fe22000017dec59 R09: ff11000001f22ed0
[   11.978692][  T270] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.978889][  T270] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c146388
[   11.979086][  T270] FS:  00007f94a3cb6840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   11.979323][  T270] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.979495][  T270] CR2: 000000000042ebe0 CR3: 000000000be34006 CR4: 0000000000771ef0
[   11.979694][  T270] PKRU: 55555554
[   11.979793][  T270] Call Trace:
[   11.979893][  T270]  <TASK>
[   11.979962][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.980098][  T270]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.980238][  T270]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.980341][  T270]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   11.980479][  T270]  __dev_notify_flags (net/core/dev.c:9787)
[   11.980610][  T270]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   11.980741][  T270]  ? 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)
[   11.980874][  T270]  ? netif_change_name (net/core/dev.c:1495)
[   11.981006][  T270]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.981138][  T270]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.981274][  T270]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.981410][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.981544][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.981676][  T270]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.981811][  T270]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.981946][  T270]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.982081][  T270]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.982218][  T270] veth_newlink (drivers/net/veth.c:1871) veth
[   11.982366][  T270]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.982532][  T270]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.982667][  T270]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.982803][  T270]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.982962][  T270]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.983097][  T270]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.983234][  T270]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.983373][  T270]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.983507][  T270]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.983642][  T270]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.983777][  T270]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.983909][  T270]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.984041][  T270]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.984180][  T270]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.984325][  T270]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.984469][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.984602][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.984737][  T270]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.984870][  T270]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.985003][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.985142][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.985280][  T270]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.985422][  T270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.985557][  T270]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.985690][  T270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.985823][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.985957][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.986090][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.986229][  T270]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.986369][  T270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.986506][  T270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.986644][  T270]  ? 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))
[   11.986778][  T270]  ? 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))
[   11.986913][  T270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.987048][  T270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.987182][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.987319][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.987460][  T270]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.987597][  T270]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.987733][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.987867][  T270]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.988001][  T270]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.988137][  T270]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.988278][  T270]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.988418][  T270]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.988585][  T270]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.988723][  T270]  ___sys_sendmsg (net/socket.c:2752)
[   11.988857][  T270]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.988996][  T270]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.989168][  T270]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   11.989309][  T270]  __sys_sendmsg (net/socket.c:2784)
[   11.989452][  T270]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.989592][  T270]  ? 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)
[   11.989726][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.989863][  T270]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.989997][  T270]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.990131][  T270]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.990269][  T270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.990440][  T270] RIP: 0033:0x7f94a3ef008e
[   11.990580][  T270] 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
[   11.991060][  T270] RSP: 002b:00007ffc193be000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.991267][  T270] RAX: ffffffffffffffda RBX: 00007ffc193be7a8 RCX: 00007f94a3ef008e
[   11.991473][  T270] RDX: 0000000000000000 RSI: 00007ffc193be0b0 RDI: 0000000000000005
[   11.991676][  T270] RBP: 00007ffc193be010 R08: 0000000000000000 R09: 0000000000000000
[   11.991877][  T270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15c
[   11.992077][  T270] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc193be770
| [   12.000140][  T270] ------------[ cut here ]------------
| [   12.000301][  T270] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/270
| [   12.000543][  T270] Modules linked in: veth
| [   12.000920][  T270] Tainted: [W]=WARN
[   12.001019][  T270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.001182][  T270] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.001365][  T270] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.001838][  T270] RSP: 0018:ffa0000000b271b0 EFLAGS: 00010286
[   12.002004][  T270] RAX: 00000000ffffffa6 RBX: ff110000095af000 RCX: 1ff4000000164dfc
[   12.002200][  T270] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095af0bc
[   12.002406][  T270] RBP: ff11000010249000 R08: 1fe22000012b5e19 R09: ff11000001f22ed0
[   12.002609][  T270] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.002805][  T270] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.003001][  T270] FS:  00007f94a3cb6840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   12.003235][  T270] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.003415][  T270] CR2: 000000000042ebe0 CR3: 000000000be34006 CR4: 0000000000771ef0
[   12.003705][  T270] PKRU: 55555554
[   12.003804][  T270] Call Trace:
[   12.003902][  T270]  <TASK>
[   12.003970][  T270]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.004105][  T270]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.004299][  T270]  __dev_notify_flags (net/core/dev.c:9787)
[   12.004445][  T270]  ? netif_change_name (net/core/dev.c:1495)
[   12.004580][  T270]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.004710][  T270]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.004932][  T270]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.005065][  T270]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   12.005197][  T270]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.005333][  T270]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.005564][  T270]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.005703][  T270]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.005838][  T270]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.005971][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.006191][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.006327][  T270]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.006985][  T270]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.007117][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.007255][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.007445][  T270]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.007576][  T270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.007761][  T270]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.007891][  T270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.008028][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.008161][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.008295][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.008486][  T270]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.008617][  T270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.008751][  T270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.008893][  T270]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.009025][  T270]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.009159][  T270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.009296][  T270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.009484][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.009616][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   12.009748][  T270]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.009890][  T270]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.010020][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.010152][  T270]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.010297][  T270]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.010487][  T270]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.010618][  T270]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.010758][  T270]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.010920][  T270]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.011056][  T270]  ___sys_sendmsg (net/socket.c:2752)
[   12.011187][  T270]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.011329][  T270]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.011554][  T270]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   12.011702][  T270]  __sys_sendmsg (net/socket.c:2784)
[   12.011834][  T270]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.011969][  T270]  ? 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)
[   12.012101][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.012238][  T270]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.012424][  T270]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.012555][  T270]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.012746][  T270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.012914][  T270] RIP: 0033:0x7f94a3ef008e
[   12.013052][  T270] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.013594][  T270] RSP: 002b:00007ffc193be000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.013793][  T270] RAX: ffffffffffffffda RBX: 00007ffc193be7a8 RCX: 00007f94a3ef008e
[   12.013990][  T270] RDX: 0000000000000000 RSI: 00007ffc193be0b0 RDI: 0000000000000005
[   12.014192][  T270] RBP: 00007ffc193be010 R08: 0000000000000000 R09: 0000000000000000
[   12.014553][  T270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15c
[   12.014767][  T270] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc193be770
| [   12.076642][  T272] ------------[ cut here ]------------
| [   12.076800][  T272] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/272
| [   12.077026][  T272] Modules linked in: veth
| [   12.077403][  T272] Tainted: [W]=WARN
[   12.077502][  T272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.077664][  T272] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.077835][  T272] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.078301][  T272] RSP: 0018:ffa0000000b47ab0 EFLAGS: 00010286
[   12.078466][  T272] RAX: 00000000ffffffa6 RBX: ff1100000502f700 RCX: 1ff4000000168f1c
[   12.078661][  T272] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502f7bc
[   12.078855][  T272] RBP: ff11000008671000 R08: 1fe2200000a05ef9 R09: ff11000001f25210
[   12.079047][  T272] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.079245][  T272] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008671000
[   12.079446][  T272] FS:  00007efefc33a840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   12.079675][  T272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.079841][  T272] CR2: 00007efefc53bc20 CR3: 000000000af6f004 CR4: 0000000000771ef0
[   12.080040][  T272] PKRU: 55555554
[   12.080137][  T272] Call Trace:
[   12.080238][  T272]  <TASK>
[   12.080306][  T272]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.080442][  T272]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.080574][  T272]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.080674][  T272]  register_netdevice (net/core/dev.c:11488)
[   12.080809][  T272]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   12.080974][  T272]  register_netdev (net/core/dev.c:11552)
[   12.081103][  T272]  loopback_net_init (drivers/net/loopback.c:218)
[   12.081238][  T272]  ops_init (net/core/net_namespace.c:137)
[   12.081340][  T272]  setup_net (net/core/net_namespace.c:446)
[   12.081444][  T272]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   12.081589][  T272]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   12.081724][  T272]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   12.081858][  T272]  copy_net_ns (net/core/net_namespace.c:579)
[   12.081992][  T272]  create_new_namespaces (kernel/nsproxy.c:132)
[   12.082124][  T272]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   12.082262][  T272]  ksys_unshare (kernel/fork.c:3243)
[   12.082399][  T272]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   12.082529][  T272]  ? __ia32_sys_open (fs/open.c:1374)
[   12.082661][  T272]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   12.082790][  T272]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.082920][  T272]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.083053][  T272]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.083183][  T272]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.083319][  T272]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.083484][  T272] RIP: 0033:0x7efefc5fcbcb
[   12.083620][  T272] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   12.084086][  T272] RSP: 002b:00007ffcf32db5a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   12.084288][  T272] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efefc5fcbcb
[   12.084487][  T272] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   12.084685][  T272] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   12.084878][  T272] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf32dd7d0
[   12.085070][  T272] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf32df84d
| [   12.109822][  T273] ------------[ cut here ]------------
| [   12.109976][  T273] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/273
| [   12.110200][  T273] Modules linked in: veth
| [   12.110581][  T273] Tainted: [W]=WARN
[   12.110679][  T273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.110839][  T273] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.111010][  T273] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.111483][  T273] RSP: 0018:ffa0000000b57030 EFLAGS: 00010286
[   12.111646][  T273] RAX: 00000000ffffffa6 RBX: ff1100000502fe00 RCX: 1ff400000016adcc
[   12.111838][  T273] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502febc
[   12.112030][  T273] RBP: ff11000008671000 R08: 1fe2200000a05fd9 R09: ff1100000a3e0b68
[   12.112227][  T273] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   12.113055][  T273] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008671ce1
[   12.113254][  T273] FS:  00007fb6a48da840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   12.113485][  T273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.113648][  T273] CR2: 000000002e1e8988 CR3: 0000000010536002 CR4: 0000000000771ef0
[   12.113841][  T273] PKRU: 55555554
[   12.113938][  T273] Call Trace:
[   12.114034][  T273]  <TASK>
[   12.114101][  T273]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.114238][  T273]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.114336][  T273]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.114473][  T273]  __dev_notify_flags (net/core/dev.c:9787)
[   12.114604][  T273]  ? netif_change_name (net/core/dev.c:1495)
[   12.114731][  T273]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.114862][  T273]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   12.114991][  T273]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.115122][  T273]  netif_change_flags (net/core/dev.c:9820)
[   12.115258][  T273]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.115395][  T273]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.115525][  T273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.115687][  T273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.115816][  T273]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.115946][  T273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.116074][  T273]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.116203][  T273]  ? __kernel_text_address (kernel/extable.c:79)
[   12.116340][  T273]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.116476][  T273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.116605][  T273]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.116734][  T273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.116862][  T273]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.116990][  T273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.117117][  T273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.117251][  T273]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.117386][  T273]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.117513][  T273]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.117642][  T273]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.117771][  T273]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.117902][  T273]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.118034][  T273]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.118164][  T273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.118296][  T273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.118432][  T273]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.118560][  T273]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.118687][  T273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.118819][  T273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.118947][  T273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.119076][  T273]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.119204][  T273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.119340][  T273]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.119474][  T273]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.119604][  T273]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.119732][  T273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.119860][  T273]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.119990][  T273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.120124][  T273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.120264][  T273]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.120398][  T273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.120528][  T273]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.120660][  T273]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.120788][  T273]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.120920][  T273]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.121050][  T273]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.121181][  T273]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.121314][  T273]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   12.121450][  T273]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.121581][  T273]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.121709][  T273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.121838][  T273]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.121968][  T273]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.122098][  T273]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.122230][  T273]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.122364][  T273]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.122525][  T273]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.122655][  T273]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.122785][  T273]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.122915][  T273]  ___sys_sendmsg (net/socket.c:2752)
[   12.123043][  T273]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.123207][  T273]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.123352][  T273]  __sys_sendmsg (net/socket.c:2784)
[   12.123486][  T273]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.123615][  T273]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.123779][  T273]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.123908][  T273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.124038][  T273]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.124168][  T273]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.124302][  T273]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.124436][  T273]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.124596][  T273] RIP: 0033:0x7fb6a4b1408e
[   12.124731][  T273] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.125195][  T273] RSP: 002b:00007ffc0584db10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.125400][  T273] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb6a4b1408e
[   12.125593][  T273] RDX: 0000000000000000 RSI: 00007ffc0584dbc0 RDI: 0000000000000005
[   12.125788][  T273] RBP: 00007ffc0584db20 R08: 0000000000000000 R09: 0000000000000000
[   12.125983][  T273] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15c
[   12.126176][  T273] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0584e290
| [   12.245820][  T277] ------------[ cut here ]------------
| [   12.245997][  T277] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/277
| [   12.246245][  T277] Modules linked in: veth
| [   12.246637][  T277] Tainted: [W]=WARN
[   12.246740][  T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.246911][  T277] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.247090][  T277] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.247596][  T277] RSP: 0018:ffa0000000b96e30 EFLAGS: 00010286
[   12.247767][  T277] RAX: 00000000ffffffa6 RBX: ff1100000502f1c0 RCX: 1ff4000000172d8c
[   12.247970][  T277] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502f27c
[   12.248175][  T277] RBP: ff110000103cc000 R08: 1fe2200000a05e51 R09: ff11000008ef0b90
[   12.248394][  T277] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.248603][  T277] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf16e08
[   12.248817][  T277] FS:  00007f311d8b2840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   12.249064][  T277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.249243][  T277] CR2: 000000000042ebe0 CR3: 0000000010715005 CR4: 0000000000771ef0
[   12.249453][  T277] PKRU: 55555554
[   12.249556][  T277] Call Trace:
[   12.249659][  T277]  <TASK>
[   12.249729][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.249866][  T277]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.250006][  T277]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.250110][  T277]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   12.250249][  T277]  __dev_notify_flags (net/core/dev.c:9787)
[   12.250392][  T277]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   12.250527][  T277]  ? 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)
[   12.250664][  T277]  ? netif_change_name (net/core/dev.c:1495)
[   12.250799][  T277]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.250934][  T277]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.251070][  T277]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.251205][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.251343][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.251484][  T277]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.251623][  T277]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.251760][  T277]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.251900][  T277]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   12.252043][  T277] veth_newlink (drivers/net/veth.c:1871) veth
[   12.252186][  T277]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   12.252364][  T277]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.252502][  T277]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.252637][  T277]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   12.252789][  T277]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   12.252929][  T277]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   12.253074][  T277]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.253215][  T277]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.253364][  T277]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.253501][  T277]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.253640][  T277]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.253775][  T277]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.253913][  T277]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.254060][  T277]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.254201][  T277]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.254344][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.254489][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.254630][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.254769][  T277]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.254905][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.255047][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.255187][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.255331][  T277]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.255476][  T277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.255617][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.255760][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.255904][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.256043][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.256182][  T277]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.256324][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.256466][  T277]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.256607][  T277]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.256745][  T277]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.256888][  T277]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.257030][  T277]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.257170][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.257314][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   12.257460][  T277]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.257601][  T277]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.257741][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.257882][  T277]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.258022][  T277]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.258162][  T277]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.258309][  T277]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.258452][  T277]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.258624][  T277]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.258764][  T277]  ___sys_sendmsg (net/socket.c:2752)
[   12.258899][  T277]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.259039][  T277]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.259211][  T277]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   12.259354][  T277]  __sys_sendmsg (net/socket.c:2784)
[   12.259500][  T277]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.259644][  T277]  ? 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)
[   12.259786][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.259927][  T277]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.260064][  T277]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.260200][  T277]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.260346][  T277]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.260524][  T277] RIP: 0033:0x7f311daec08e
[   12.260671][  T277] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.261169][  T277] RSP: 002b:00007ffe16028d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.261389][  T277] RAX: ffffffffffffffda RBX: 00007ffe160294b8 RCX: 00007f311daec08e
[   12.261596][  T277] RDX: 0000000000000000 RSI: 00007ffe16028dc0 RDI: 0000000000000005
[   12.261806][  T277] RBP: 00007ffe16028d20 R08: 0000000000000000 R09: 0000000000000000
[   12.262012][  T277] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15c
[   12.262225][  T277] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe16029480
| [   12.270341][  T277] ------------[ cut here ]------------
| [   12.270500][  T277] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/277
| [   12.270729][  T277] Modules linked in: veth
| [   12.271092][  T277] Tainted: [W]=WARN
[   12.271193][  T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.271368][  T277] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.271539][  T277] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.272004][  T277] RSP: 0018:ffa0000000b971b0 EFLAGS: 00010286
[   12.272169][  T277] RAX: 00000000ffffffa6 RBX: ff1100000c3e4e40 RCX: 1ff4000000172dfc
[   12.272372][  T277] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e4efc
[   12.272568][  T277] RBP: ff11000010021000 R08: 1fe220000187c9e1 R09: ff11000008ef0b90
[   12.272762][  T277] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.272958][  T277] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.273154][  T277] FS:  00007f311d8b2840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   12.273394][  T277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.273559][  T277] CR2: 000000000042ebe0 CR3: 0000000010715005 CR4: 0000000000771ef0
[   12.273755][  T277] PKRU: 55555554
[   12.273855][  T277] Call Trace:
[   12.273952][  T277]  <TASK>
[   12.274020][  T277]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.274153][  T277]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.274258][  T277]  __dev_notify_flags (net/core/dev.c:9787)
[   12.274394][  T277]  ? netif_change_name (net/core/dev.c:1495)
[   12.274525][  T277]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.274656][  T277]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.274791][  T277]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.274923][  T277]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   12.275056][  T277]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.275186][  T277]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.275323][  T277]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.275974][  T277]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.276125][  T277]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.276268][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.276459][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.276593][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.276722][  T277]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.276852][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.276987][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.277118][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.277254][  T277]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.277445][  T277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.277637][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.277774][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.277911][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.278045][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.278181][  T277]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.278320][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.278513][  T277]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.278653][  T277]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.278788][  T277]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.278927][  T277]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.279065][  T277]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.279200][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.279339][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   12.279530][  T277]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.279667][  T277]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.279802][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.279937][  T277]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.280071][  T277]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.280205][  T277]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.280338][  T277]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.280520][  T277]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.280681][  T277]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.280818][  T277]  ___sys_sendmsg (net/socket.c:2752)
[   12.280950][  T277]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.281089][  T277]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.281266][  T277]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   12.281457][  T277]  __sys_sendmsg (net/socket.c:2784)
[   12.281589][  T277]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.281724][  T277]  ? 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)
[   12.281855][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.281987][  T277]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.282117][  T277]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.282252][  T277]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.282442][  T277]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.282610][  T277] RIP: 0033:0x7f311daec08e
[   12.282749][  T277] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.283235][  T277] RSP: 002b:00007ffe16028d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.283492][  T277] RAX: ffffffffffffffda RBX: 00007ffe160294b8 RCX: 00007f311daec08e
[   12.283692][  T277] RDX: 0000000000000000 RSI: 00007ffe16028dc0 RDI: 0000000000000005
[   12.283896][  T277] RBP: 00007ffe16028d20 R08: 0000000000000000 R09: 0000000000000000
[   12.284099][  T277] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15c
[   12.284303][  T277] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe16029480
| [   12.337838][  T279] ------------[ cut here ]------------
| [   12.338004][  T279] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/279
| [   12.338232][  T279] Modules linked in: veth
| [   12.338596][  T279] Tainted: [W]=WARN
[   12.338692][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.338848][  T279] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.339011][  T279] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.339467][  T279] RSP: 0018:ffa0000000bb7ab0 EFLAGS: 00010286
[   12.339625][  T279] RAX: 00000000ffffffa6 RBX: ff1100000f0c2580 RCX: 1ff4000000176f1c
[   12.339814][  T279] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c263c
[   12.340000][  T279] RBP: ff110000103d9000 R08: 1fe2200001e184c9 R09: ff11000009b7d210
[   12.340191][  T279] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.340386][  T279] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103d9000
[   12.340575][  T279] FS:  00007fb912c0c840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   12.340796][  T279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.340958][  T279] CR2: 00007fb912e0dc20 CR3: 0000000004bd0001 CR4: 0000000000771ef0
[   12.341154][  T279] PKRU: 55555554
[   12.341257][  T279] Call Trace:
[   12.341354][  T279]  <TASK>
[   12.341424][  T279]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.341551][  T279]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.341678][  T279]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.341774][  T279]  register_netdevice (net/core/dev.c:11488)
[   12.341901][  T279]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   12.342061][  T279]  register_netdev (net/core/dev.c:11552)
[   12.342191][  T279]  loopback_net_init (drivers/net/loopback.c:218)
[   12.342330][  T279]  ops_init (net/core/net_namespace.c:137)
[   12.342434][  T279]  setup_net (net/core/net_namespace.c:446)
[   12.342528][  T279]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   12.342652][  T279]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   12.342777][  T279]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   12.342906][  T279]  copy_net_ns (net/core/net_namespace.c:579)
[   12.343035][  T279]  create_new_namespaces (kernel/nsproxy.c:132)
[   12.343165][  T279]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   12.343295][  T279]  ksys_unshare (kernel/fork.c:3243)
[   12.343426][  T279]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   12.343551][  T279]  ? __ia32_sys_open (fs/open.c:1374)
[   12.343678][  T279]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   12.343807][  T279]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.343935][  T279]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.344067][  T279]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.344196][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.344330][  T279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.344492][  T279] RIP: 0033:0x7fb912ecebcb
[   12.344623][  T279] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   12.345070][  T279] RSP: 002b:00007fff505f88d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   12.345262][  T279] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb912ecebcb
[   12.345452][  T279] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   12.345637][  T279] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   12.345824][  T279] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff505fab00
[   12.346010][  T279] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff505fb84d
| [   12.371155][  T280] ------------[ cut here ]------------
| [   12.371331][  T280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/280
| [   12.371561][  T280] Modules linked in: veth
| [   12.371924][  T280] Tainted: [W]=WARN
[   12.372021][  T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.372183][  T280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.372365][  T280] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.372819][  T280] RSP: 0018:ffa0000000bc7030 EFLAGS: 00010286
[   12.372977][  T280] RAX: 00000000ffffffa6 RBX: ff1100000f0c3000 RCX: 1ff4000000178dcc
[   12.373165][  T280] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c30bc
[   12.373367][  T280] RBP: ff110000103d9000 R08: 1fe2200001e18619 R09: ff1100000c7651e8
[   12.373554][  T280] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   12.373749][  T280] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103d9ce1
[   12.373942][  T280] FS:  00007f8e7e386840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   12.374172][  T280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.374333][  T280] CR2: 000000002d1d1988 CR3: 000000001034e004 CR4: 0000000000771ef0
[   12.374527][  T280] PKRU: 55555554
[   12.374621][  T280] Call Trace:
[   12.374714][  T280]  <TASK>
[   12.374779][  T280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.374906][  T280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.375003][  T280]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.375128][  T280]  __dev_notify_flags (net/core/dev.c:9787)
[   12.375260][  T280]  ? netif_change_name (net/core/dev.c:1495)
[   12.375389][  T280]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.375516][  T280]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   12.375640][  T280]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.375768][  T280]  netif_change_flags (net/core/dev.c:9820)
[   12.375896][  T280]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.376022][  T280]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.376147][  T280]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.376305][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.376435][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.376560][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.376690][  T280]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.376820][  T280]  ? __kernel_text_address (kernel/extable.c:79)
[   12.376949][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.377075][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.377202][  T280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.377334][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.377463][  T280]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.377585][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.377710][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.377834][  T280]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.377959][  T280]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.378085][  T280]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.378216][  T280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.378346][  T280]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.379112][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.379252][  T280]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.379386][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.379510][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.379635][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.379759][  T280]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.379883][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.380011][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.380139][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.380274][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.380402][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.380528][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.380652][  T280]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.380777][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.380901][  T280]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.381028][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.381156][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.381288][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.381422][  T280]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.381552][  T280]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.381682][  T280]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.381816][  T280]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.381945][  T280]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.382077][  T280]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.382210][  T280]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.382341][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.382470][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   12.382598][  T280]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.382729][  T280]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.382858][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.382987][  T280]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.383117][  T280]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.383252][  T280]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.383382][  T280]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.383506][  T280]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.383659][  T280]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.383785][  T280]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.383910][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.384038][  T280]  ___sys_sendmsg (net/socket.c:2752)
[   12.384162][  T280]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.384323][  T280]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.384468][  T280]  __sys_sendmsg (net/socket.c:2784)
[   12.384598][  T280]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.384724][  T280]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.384881][  T280]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.385006][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.385134][  T280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.385265][  T280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.385395][  T280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.385520][  T280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.385675][  T280] RIP: 0033:0x7f8e7e5c008e
[   12.385806][  T280] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.386265][  T280] RSP: 002b:00007ffc04cecae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.386465][  T280] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8e7e5c008e
[   12.386655][  T280] RDX: 0000000000000000 RSI: 00007ffc04cecb90 RDI: 0000000000000005
[   12.386847][  T280] RBP: 00007ffc04cecaf0 R08: 0000000000000000 R09: 0000000000000000
[   12.387036][  T280] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15c
[   12.387231][  T280] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc04ced260
| [   12.494571][  T284] ------------[ cut here ]------------
| [   12.494735][  T284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/284
| [   12.494967][  T284] Modules linked in: veth
| [   12.495354][  T284] Tainted: [W]=WARN
[   12.495463][  T284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.495634][  T284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.495806][  T284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.496296][  T284] RSP: 0018:ffa0000000c06e30 EFLAGS: 00010286
[   12.496467][  T284] RAX: 00000000ffffffa6 RBX: ff1100000b2b23c0 RCX: 1ff4000000180d8c
[   12.496663][  T284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2b247c
[   12.496859][  T284] RBP: ff110000104fc000 R08: 1fe2200001656491 R09: ff1100000fdd2ed0
[   12.497060][  T284] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.497259][  T284] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008b3f508
[   12.497463][  T284] FS:  00007fccc99e8840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   12.497700][  T284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.497875][  T284] CR2: 000000000042ebe0 CR3: 0000000010197004 CR4: 0000000000771ef0
[   12.498072][  T284] PKRU: 55555554
[   12.498174][  T284] Call Trace:
[   12.498280][  T284]  <TASK>
[   12.498348][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.498488][  T284]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.498625][  T284]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.498733][  T284]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   12.498865][  T284]  __dev_notify_flags (net/core/dev.c:9787)
[   12.498998][  T284]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   12.499129][  T284]  ? 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)
[   12.499268][  T284]  ? netif_change_name (net/core/dev.c:1495)
[   12.499404][  T284]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.499538][  T284]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.499682][  T284]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.499815][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.499951][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.500087][  T284]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.500225][  T284]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.500361][  T284]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.500500][  T284]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   12.500633][  T284] veth_newlink (drivers/net/veth.c:1871) veth
[   12.500769][  T284]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   12.500934][  T284]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.501074][  T284]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.501207][  T284]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   12.501370][  T284]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   12.501510][  T284]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   12.501644][  T284]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.501775][  T284]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.501914][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.502049][  T284]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.502185][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.502336][  T284]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.502475][  T284]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.502618][  T284]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.502757][  T284]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.502890][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.503022][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.503155][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.503296][  T284]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.503433][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.503569][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.503701][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.503834][  T284]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.503967][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.504106][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.504243][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.504381][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.504514][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.504660][  T284]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.504792][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.504927][  T284]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.505071][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.505203][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.505372][  T284]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.505506][  T284]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.505638][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.505768][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   12.505908][  T284]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.506041][  T284]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.506171][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.506308][  T284]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.506446][  T284]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.506580][  T284]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.506712][  T284]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.506851][  T284]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.507014][  T284]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.507150][  T284]  ___sys_sendmsg (net/socket.c:2752)
[   12.507285][  T284]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.507428][  T284]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.507595][  T284]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   12.507735][  T284]  __sys_sendmsg (net/socket.c:2784)
[   12.507867][  T284]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.508003][  T284]  ? 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)
[   12.508134][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.508270][  T284]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.508406][  T284]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.508544][  T284]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.508675][  T284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.508840][  T284] RIP: 0033:0x7fccc9c2208e
[   12.508978][  T284] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.509469][  T284] RSP: 002b:00007ffdfcd55fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.509667][  T284] RAX: ffffffffffffffda RBX: 00007ffdfcd56758 RCX: 00007fccc9c2208e
[   12.509865][  T284] RDX: 0000000000000000 RSI: 00007ffdfcd56060 RDI: 0000000000000005
[   12.510061][  T284] RBP: 00007ffdfcd55fc0 R08: 0000000000000000 R09: 0000000000000000
[   12.510270][  T284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15c
[   12.510472][  T284] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfcd56720
| [   12.525089][  T284] ------------[ cut here ]------------
| [   12.525251][  T284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/284
| [   12.525483][  T284] Modules linked in: veth
| [   12.525842][  T284] Tainted: [W]=WARN
[   12.525939][  T284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.526098][  T284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.526270][  T284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.526737][  T284] RSP: 0018:ffa0000000c071b0 EFLAGS: 00010286
[   12.526898][  T284] RAX: 00000000ffffffa6 RBX: ff1100000be6a3c0 RCX: 1ff4000000180dfc
[   12.527088][  T284] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000be6a47c
[   12.527284][  T284] RBP: ff110000104e9000 R08: 1fe22000017cd491 R09: ff1100000fdd2ed0
[   12.527483][  T284] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.527677][  T284] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.527872][  T284] FS:  00007fccc99e8840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   12.528102][  T284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.528272][  T284] CR2: 000000000042ebe0 CR3: 0000000010197004 CR4: 0000000000771ef0
[   12.528467][  T284] PKRU: 55555554
[   12.528562][  T284] Call Trace:
[   12.528657][  T284]  <TASK>
[   12.528723][  T284]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.528853][  T284]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.528951][  T284]  __dev_notify_flags (net/core/dev.c:9787)
[   12.529080][  T284]  ? netif_change_name (net/core/dev.c:1495)
[   12.529211][  T284]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.529344][  T284]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.529478][  T284]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.529608][  T284]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   12.529737][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.529863][  T284]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.529991][  T284]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.530123][  T284]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.530260][  T284]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.530522][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.530650][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.530777][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.530904][  T284]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.531030][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.531162][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.531294][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.531429][  T284]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.531557][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.531684][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.531811][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.531939][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.532074][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.532203][  T284]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.532333][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.532468][  T284]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.532598][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.532726][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.532855][  T284]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.532985][  T284]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.533113][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.533243][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   12.533375][  T284]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.533505][  T284]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.533632][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.533759][  T284]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.533886][  T284]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.534015][  T284]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.534143][  T284]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.534272][  T284]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.534433][  T284]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.534564][  T284]  ___sys_sendmsg (net/socket.c:2752)
[   12.534692][  T284]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.534824][  T284]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.534987][  T284]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   12.535116][  T284]  __sys_sendmsg (net/socket.c:2784)
[   12.535247][  T284]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.535386][  T284]  ? 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)
[   12.535513][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.535642][  T284]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.535768][  T284]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.535895][  T284]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.536023][  T284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.536180][  T284] RIP: 0033:0x7fccc9c2208e
[   12.536316][  T284] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.536777][  T284] RSP: 002b:00007ffdfcd55fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.536970][  T284] RAX: ffffffffffffffda RBX: 00007ffdfcd56758 RCX: 00007fccc9c2208e
[   12.537161][  T284] RDX: 0000000000000000 RSI: 00007ffdfcd56060 RDI: 0000000000000005
[   12.537354][  T284] RBP: 00007ffdfcd55fc0 R08: 0000000000000000 R09: 0000000000000000
[   12.537549][  T284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15c
[   12.537740][  T284] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfcd56720
| [   12.584869][  T286] ------------[ cut here ]------------
| [   12.585025][  T286] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/286
| [   12.585249][  T286] Modules linked in: veth
| [   12.585625][  T286] Tainted: [W]=WARN
[   12.585721][  T286] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.585881][  T286] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.586048][  T286] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.586565][  T286] RSP: 0018:ffa0000000c27ab0 EFLAGS: 00010286
[   12.586725][  T286] RAX: 00000000ffffffa6 RBX: ff11000009a3de00 RCX: 1ff4000000184f1c
[   12.586913][  T286] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3debc
[   12.587112][  T286] RBP: ff1100000206c000 R08: 1fe2200001347bd9 R09: ff1100000c7e0b90
[   12.587313][  T286] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.587556][  T286] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000206c000
[   12.587801][  T286] FS:  00007f9bb4a1e840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   12.588028][  T286] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.588186][  T286] CR2: 00007f9bb4c1fc20 CR3: 0000000010447006 CR4: 0000000000771ef0
[   12.588451][  T286] PKRU: 55555554
[   12.588546][  T286] Call Trace:
[   12.588640][  T286]  <TASK>
[   12.588705][  T286]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.588833][  T286]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.588960][  T286]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.589057][  T286]  register_netdevice (net/core/dev.c:11488)
[   12.589190][  T286]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   12.589353][  T286]  register_netdev (net/core/dev.c:11552)
[   12.589550][  T286]  loopback_net_init (drivers/net/loopback.c:218)
[   12.589679][  T286]  ops_init (net/core/net_namespace.c:137)
[   12.589777][  T286]  setup_net (net/core/net_namespace.c:446)
[   12.589872][  T286]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   12.589996][  T286]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   12.590130][  T286]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   12.590266][  T286]  copy_net_ns (net/core/net_namespace.c:579)
[   12.590456][  T286]  create_new_namespaces (kernel/nsproxy.c:132)
[   12.590585][  T286]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   12.590712][  T286]  ksys_unshare (kernel/fork.c:3243)
[   12.590838][  T286]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   12.591013][  T286]  ? __ia32_sys_open (fs/open.c:1374)
[   12.591141][  T286]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   12.591276][  T286]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.591469][  T286]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.591604][  T286]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.591734][  T286]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.591864][  T286]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.592027][  T286] RIP: 0033:0x7f9bb4ce0bcb
[   12.592160][  T286] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   12.592689][  T286] RSP: 002b:00007ffce729b7b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   12.592885][  T286] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9bb4ce0bcb
[   12.593077][  T286] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   12.593273][  T286] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   12.593516][  T286] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce729d9e0
[   12.593706][  T286] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce729f84d
| [   12.620040][  T287] ------------[ cut here ]------------
| [   12.620195][  T287] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/287
| [   12.620434][  T287] Modules linked in: veth
| [   12.620800][  T287] Tainted: [W]=WARN
[   12.620898][  T287] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.621058][  T287] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.621230][  T287] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.621688][  T287] RSP: 0018:ffa0000000c37030 EFLAGS: 00010286
[   12.621849][  T287] RAX: 00000000ffffffa6 RBX: ff1100000f0c3700 RCX: 1ff4000000186dcc
[   12.622041][  T287] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c37bc
[   12.622238][  T287] RBP: ff1100000206c000 R08: 1fe2200001e186f9 R09: ff1100000c7e2ea8
[   12.622439][  T287] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   12.622638][  T287] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000206cce1
[   12.622834][  T287] FS:  00007f94ae421840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   12.623057][  T287] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.623225][  T287] CR2: 00007f94ae6f11a0 CR3: 0000000010997004 CR4: 0000000000771ef0
[   12.623420][  T287] PKRU: 55555554
[   12.623517][  T287] Call Trace:
[   12.623615][  T287]  <TASK>
[   12.623681][  T287]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.623810][  T287]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.623908][  T287]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.624035][  T287]  __dev_notify_flags (net/core/dev.c:9787)
[   12.624169][  T287]  ? netif_change_name (net/core/dev.c:1495)
[   12.624305][  T287]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.624441][  T287]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   12.624572][  T287]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.624707][  T287]  netif_change_flags (net/core/dev.c:9820)
[   12.624836][  T287]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.624967][  T287]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.625102][  T287]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.625273][  T287]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.625406][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.625533][  T287]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.625660][  T287]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.625788][  T287]  ? __kernel_text_address (kernel/extable.c:79)
[   12.625915][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.626044][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.626172][  T287]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.626307][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.626441][  T287]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.626570][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.626703][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.626837][  T287]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.626966][  T287]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.627097][  T287]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.627234][  T287]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.627369][  T287]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.627499][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.627634][  T287]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.627769][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.627900][  T287]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.628028][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.628154][  T287]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.628290][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.628480][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.628607][  T287]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.628735][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.628867][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.629005][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.629135][  T287]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.629272][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.629470][  T287]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.629600][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.629731][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.629858][  T287]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.629986][  T287]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.630114][  T287]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.630246][  T287]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.630454][  T287]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.630583][  T287]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.630714][  T287]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.630843][  T287]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.630970][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.631098][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   12.631230][  T287]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.631445][  T287]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.631576][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.631704][  T287]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.631832][  T287]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.631961][  T287]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.632088][  T287]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.632220][  T287]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.632463][  T287]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.632594][  T287]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.632722][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.632851][  T287]  ___sys_sendmsg (net/socket.c:2752)
[   12.632978][  T287]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.633136][  T287]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.633280][  T287]  __sys_sendmsg (net/socket.c:2784)
[   12.633484][  T287]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.633612][  T287]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.633774][  T287]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.633902][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.634030][  T287]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.634158][  T287]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.634289][  T287]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.634471][  T287]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.634629][  T287] RIP: 0033:0x7f94ae65b08e
[   12.634764][  T287] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.635224][  T287] RSP: 002b:00007fff34d29660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.635471][  T287] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f94ae65b08e
[   12.635663][  T287] RDX: 0000000000000000 RSI: 00007fff34d29710 RDI: 0000000000000005
[   12.635852][  T287] RBP: 00007fff34d29670 R08: 0000000000000000 R09: 0000000000000000
[   12.636044][  T287] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   12.636239][  T287] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff34d29de0
| [   12.754165][  T291] ------------[ cut here ]------------
| [   12.754349][  T291] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/291
| [   12.754601][  T291] Modules linked in: veth
| [   12.754996][  T291] Tainted: [W]=WARN
[   12.755104][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.755287][  T291] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.755479][  T291] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.756006][  T291] RSP: 0018:ffa0000000c76e30 EFLAGS: 00010286
[   12.756185][  T291] RAX: 00000000ffffffa6 RBX: ff1100000a369a80 RCX: 1ff400000018ed8c
[   12.756402][  T291] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a369b3c
[   12.756613][  T291] RBP: ff11000010581000 R08: 1fe220000146d369 R09: ff1100000c5c5210
[   12.756825][  T291] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.757034][  T291] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e84088
[   12.757248][  T291] FS:  00007f0e3f74b840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   12.757506][  T291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.757683][  T291] CR2: 000000000042ebe0 CR3: 00000000109af006 CR4: 0000000000771ef0
[   12.757892][  T291] PKRU: 55555554
[   12.757996][  T291] Call Trace:
[   12.758101][  T291]  <TASK>
[   12.758175][  T291]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.758323][  T291]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.758438][  T291]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   12.758612][  T291]  __dev_notify_flags (net/core/dev.c:9787)
[   12.758754][  T291]  ? netif_change_name (net/core/dev.c:1495)
[   12.758893][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.759034][  T291]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.759174][  T291]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.759320][  T291]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   12.760190][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.760340][  T291]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.760492][  T291]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.760634][  T291]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.760776][  T291]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   12.760920][  T291] veth_newlink (drivers/net/veth.c:1871) veth
[   12.761066][  T291]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   12.761246][  T291]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.761397][  T291]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.761541][  T291]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   12.761700][  T291]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   12.761845][  T291]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   12.761989][  T291]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.762132][  T291]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.762281][  T291]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.762428][  T291]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.762569][  T291]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.762706][  T291]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.762843][  T291]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.762986][  T291]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.763128][  T291]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.763272][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.763416][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.763557][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.763695][  T291]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.763834][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.763977][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.764117][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.764261][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.764408][  T291]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.764548][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.764689][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.764830][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.764971][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.765116][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.765264][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.765411][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.765557][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.765699][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.765846][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.765987][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.766124][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.766265][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   12.766408][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.766546][  T291]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.766683][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.766820][  T291]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.766958][  T291]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.767097][  T291]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.767238][  T291]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.767382][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.767552][  T291]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.767694][  T291]  ___sys_sendmsg (net/socket.c:2752)
[   12.767832][  T291]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.767975][  T291]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.768151][  T291]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   12.768294][  T291]  __sys_sendmsg (net/socket.c:2784)
[   12.768438][  T291]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.768581][  T291]  ? 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)
[   12.768718][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.768857][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.768995][  T291]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.769132][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.769271][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.769446][  T291] RIP: 0033:0x7f0e3f98508e
[   12.769589][  T291] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.770076][  T291] RSP: 002b:00007ffe8a0135c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.770287][  T291] RAX: ffffffffffffffda RBX: 00007ffe8a013d68 RCX: 00007f0e3f98508e
[   12.770497][  T291] RDX: 0000000000000000 RSI: 00007ffe8a013670 RDI: 0000000000000005
[   12.770701][  T291] RBP: 00007ffe8a0135d0 R08: 0000000000000000 R09: 0000000000000000
[   12.770908][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   12.771113][  T291] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8a013d30
| [   12.786230][  T291] ------------[ cut here ]------------
| [   12.786387][  T291] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/291
| [   12.786615][  T291] Modules linked in: veth
| [   12.786983][  T291] Tainted: [W]=WARN
[   12.787084][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.787256][  T291] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.787441][  T291] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.787910][  T291] RSP: 0018:ffa0000000c771b0 EFLAGS: 00010286
[   12.788075][  T291] RAX: 00000000ffffffa6 RBX: ff11000010a52740 RCX: 1ff400000018edfc
[   12.788274][  T291] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a527fc
[   12.788476][  T291] RBP: ff11000010584000 R08: 1fe220000214a501 R09: ff1100000c5c5210
[   12.788672][  T291] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.788869][  T291] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.789066][  T291] FS:  00007f0e3f74b840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   12.789304][  T291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.789479][  T291] CR2: 00007f22a7425f98 CR3: 00000000109af004 CR4: 0000000000771ef0
[   12.789682][  T291] PKRU: 55555554
[   12.789782][  T291] Call Trace:
[   12.789882][  T291]  <TASK>
[   12.789951][  T291]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.790086][  T291]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.790187][  T291]  __dev_notify_flags (net/core/dev.c:9787)
[   12.790324][  T291]  ? netif_change_name (net/core/dev.c:1495)
[   12.790465][  T291]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.790597][  T291]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.790730][  T291]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.790864][  T291]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   12.790998][  T291]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.791129][  T291]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.791268][  T291]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.791412][  T291]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.791549][  T291]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.791682][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.791813][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.791945][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.792077][  T291]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.792212][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.792350][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.792490][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.792623][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.792756][  T291]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.792887][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.793023][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.793163][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.793305][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.793450][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.793583][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.793718][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.793856][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.793990][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.794126][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.794266][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.794404][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.794536][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   12.794668][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.794803][  T291]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.794935][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.795067][  T291]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.795204][  T291]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.795339][  T291]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.795476][  T291]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.795608][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.795773][  T291]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.795909][  T291]  ___sys_sendmsg (net/socket.c:2752)
[   12.796041][  T291]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.796177][  T291]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.796349][  T291]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   12.796489][  T291]  __sys_sendmsg (net/socket.c:2784)
[   12.796625][  T291]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.796761][  T291]  ? 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)
[   12.796892][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.797026][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.797158][  T291]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.797296][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.797433][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.797596][  T291] RIP: 0033:0x7f0e3f98508e
[   12.797736][  T291] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.798209][  T291] RSP: 002b:00007ffe8a0135c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.798414][  T291] RAX: ffffffffffffffda RBX: 00007ffe8a013d68 RCX: 00007f0e3f98508e
[   12.798614][  T291] RDX: 0000000000000000 RSI: 00007ffe8a013670 RDI: 0000000000000005
[   12.798812][  T291] RBP: 00007ffe8a0135d0 R08: 0000000000000000 R09: 0000000000000000
[   12.799010][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   12.799209][  T291] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8a013d30
| [   12.853720][  T293] ------------[ cut here ]------------
| [   12.853883][  T293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/293
| [   12.854112][  T293] Modules linked in: veth
| [   12.854494][  T293] Tainted: [W]=WARN
[   12.854598][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.854766][  T293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.854937][  T293] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.855409][  T293] RSP: 0018:ffa0000000c97ab0 EFLAGS: 00010286
[   12.855572][  T293] RAX: 00000000ffffffa6 RBX: ff11000010a53e00 RCX: 1ff4000000192f1c
[   12.855766][  T293] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a53ebc
[   12.855958][  T293] RBP: ff110000105a4000 R08: 1fe220000214a7d9 R09: ff1100000be8aed0
[   12.856149][  T293] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.856345][  T293] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000105a4000
[   12.856544][  T293] FS:  00007f8f7f6d1840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   12.856773][  T293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.856936][  T293] CR2: 00007f8f7f8d8430 CR3: 000000000fc20002 CR4: 0000000000771ef0
[   12.857132][  T293] PKRU: 55555554
[   12.857240][  T293] Call Trace:
[   12.857341][  T293]  <TASK>
[   12.857417][  T293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.857549][  T293]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.857680][  T293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.857779][  T293]  register_netdevice (net/core/dev.c:11488)
[   12.857910][  T293]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   12.858073][  T293]  register_netdev (net/core/dev.c:11552)
[   12.858205][  T293]  loopback_net_init (drivers/net/loopback.c:218)
[   12.858338][  T293]  ops_init (net/core/net_namespace.c:137)
[   12.858443][  T293]  setup_net (net/core/net_namespace.c:446)
[   12.858540][  T293]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   12.858668][  T293]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   12.858802][  T293]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   12.858938][  T293]  copy_net_ns (net/core/net_namespace.c:579)
[   12.859068][  T293]  create_new_namespaces (kernel/nsproxy.c:132)
[   12.859209][  T293]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   12.859345][  T293]  ksys_unshare (kernel/fork.c:3243)
[   12.859485][  T293]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   12.859619][  T293]  ? __ia32_sys_open (fs/open.c:1374)
[   12.859755][  T293]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   12.859886][  T293]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.860014][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.860143][  T293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.860280][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.860414][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.860574][  T293] RIP: 0033:0x7f8f7f993bcb
[   12.860709][  T293] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   12.861168][  T293] RSP: 002b:00007fffb311ea88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   12.861374][  T293] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f7f993bcb
[   12.861565][  T293] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   12.861767][  T293] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   12.861960][  T293] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb3120cb0
[   12.862150][  T293] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb312284d
| [   12.894595][  T294] ------------[ cut here ]------------
| [   12.894772][  T294] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/294
| [   12.894992][  T294] Modules linked in: veth
| [   12.895349][  T294] Tainted: [W]=WARN
[   12.895451][  T294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.895612][  T294] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.895776][  T294] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.896225][  T294] RSP: 0018:ffa0000000ca7030 EFLAGS: 00010286
[   12.896387][  T294] RAX: 00000000ffffffa6 RBX: ff11000009a3c040 RCX: 1ff4000000194dcc
[   12.896574][  T294] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3c0fc
[   12.896758][  T294] RBP: ff110000105a4000 R08: 1fe2200001347821 R09: ff11000010460b68
[   12.896944][  T294] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   12.897129][  T294] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000105a4ce1
[   12.897321][  T294] FS:  00007fbc3799e840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   12.897551][  T294] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.897708][  T294] CR2: 000000000c3a0988 CR3: 00000000101cf004 CR4: 0000000000771ef0
[   12.897959][  T294] PKRU: 55555554
[   12.898053][  T294] Call Trace:
[   12.898145][  T294]  <TASK>
[   12.898215][  T294]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.898343][  T294]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.898444][  T294]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.898571][  T294]  __dev_notify_flags (net/core/dev.c:9787)
[   12.898697][  T294]  ? netif_change_name (net/core/dev.c:1495)
[   12.898821][  T294]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.898945][  T294]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   12.899071][  T294]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.899204][  T294]  netif_change_flags (net/core/dev.c:9820)
[   12.899333][  T294]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.899466][  T294]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.899593][  T294]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.899752][  T294]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.899877][  T294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.900002][  T294]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.900126][  T294]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.900260][  T294]  ? __kernel_text_address (kernel/extable.c:79)
[   12.900393][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.900519][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.900643][  T294]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.900769][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.900895][  T294]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.901019][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.901145][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.901278][  T294]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.901415][  T294]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.901539][  T294]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.901664][  T294]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.901790][  T294]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.901917][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.902045][  T294]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.902170][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.902300][  T294]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.902430][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.902556][  T294]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.902680][  T294]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.902806][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.902930][  T294]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.903054][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.903179][  T294]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.903310][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.903440][  T294]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.903565][  T294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.903690][  T294]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.903813][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.903939][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.904063][  T294]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.904191][  T294]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.904322][  T294]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.904508][  T294]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.904638][  T294]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.904763][  T294]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.904890][  T294]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.905020][  T294]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.905148][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.905283][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   12.905451][  T294]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.905612][  T294]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.905738][  T294]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.905864][  T294]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.905988][  T294]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.906115][  T294]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.906243][  T294]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.906373][  T294]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.906528][  T294]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.906654][  T294]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.906780][  T294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.906906][  T294]  ___sys_sendmsg (net/socket.c:2752)
[   12.907029][  T294]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.907188][  T294]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.907372][  T294]  __sys_sendmsg (net/socket.c:2784)
[   12.907503][  T294]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.907628][  T294]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.907788][  T294]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.907914][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.908042][  T294]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.908170][  T294]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.908301][  T294]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.908433][  T294]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.908591][  T294] RIP: 0033:0x7fbc37bd808e
[   12.908727][  T294] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.909176][  T294] RSP: 002b:00007ffe9ba7eb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.909372][  T294] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc37bd808e
[   12.909559][  T294] RDX: 0000000000000000 RSI: 00007ffe9ba7ec00 RDI: 0000000000000005
[   12.909746][  T294] RBP: 00007ffe9ba7eb60 R08: 0000000000000000 R09: 0000000000000000
[   12.909933][  T294] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   12.910120][  T294] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9ba7f2d0
| [   13.018634][  T298] ------------[ cut here ]------------
| [   13.018811][  T298] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/298
| [   13.019050][  T298] Modules linked in: veth
| [   13.019431][  T298] Tainted: [W]=WARN
[   13.019530][  T298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.019701][  T298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.019880][  T298] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.020368][  T298] RSP: 0018:ffa0000000ce6e30 EFLAGS: 00010286
[   13.020540][  T298] RAX: 00000000ffffffa6 RBX: ff1100000bef63c0 RCX: 1ff400000019cd8c
[   13.020742][  T298] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef647c
[   13.020943][  T298] RBP: ff11000010771000 R08: 1fe22000017dec91 R09: ff11000010b80b90
[   13.021142][  T298] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.021343][  T298] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095bd208
[   13.021548][  T298] FS:  00007f46882b0840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   13.021780][  T298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.021946][  T298] CR2: 000000000042ebe0 CR3: 000000001058d004 CR4: 0000000000771ef0
[   13.022143][  T298] PKRU: 55555554
[   13.022248][  T298] Call Trace:
[   13.022345][  T298]  <TASK>
[   13.022419][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.022551][  T298]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.022685][  T298]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.022786][  T298]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   13.022918][  T298]  __dev_notify_flags (net/core/dev.c:9787)
[   13.023050][  T298]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   13.023185][  T298]  ? 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)
[   13.023324][  T298]  ? netif_change_name (net/core/dev.c:1495)
[   13.023460][  T298]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.023589][  T298]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.023719][  T298]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.023849][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.023982][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.024112][  T298]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.024252][  T298]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   13.024388][  T298]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.024519][  T298]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   13.024651][  T298] veth_newlink (drivers/net/veth.c:1871) veth
[   13.024783][  T298]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   13.024946][  T298]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.025078][  T298]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.025213][  T298]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.025365][  T298]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   13.025496][  T298]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   13.025628][  T298]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.025758][  T298]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.025890][  T298]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   13.026022][  T298]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   13.026157][  T298]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   13.026292][  T298]  ? __dev_get_by_name (net/core/dev.c:883)
[   13.026444][  T298]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   13.026582][  T298]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   13.026717][  T298]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.026850][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.026979][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.027110][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.027247][  T298]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.027384][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.027518][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.027648][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.027779][  T298]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.027910][  T298]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.028041][  T298]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.028172][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.028308][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.028442][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.028574][  T298]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.028704][  T298]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.028835][  T298]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.028968][  T298]  ? 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))
[   13.029098][  T298]  ? 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))
[   13.029234][  T298]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.029372][  T298]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.029503][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.029634][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   13.029765][  T298]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.029898][  T298]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.030029][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.030162][  T298]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.030294][  T298]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.030433][  T298]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.030563][  T298]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.030692][  T298]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.030855][  T298]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.030990][  T298]  ___sys_sendmsg (net/socket.c:2752)
[   13.031122][  T298]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.031261][  T298]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.031433][  T298]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   13.031565][  T298]  __sys_sendmsg (net/socket.c:2784)
[   13.031695][  T298]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.031829][  T298]  ? 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)
[   13.031959][  T298]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.032092][  T298]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.032227][  T298]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.032362][  T298]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.032494][  T298]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.032657][  T298] RIP: 0033:0x7f46884ea08e
[   13.032794][  T298] 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
[   13.033268][  T298] RSP: 002b:00007fffb2a05460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.033470][  T298] RAX: ffffffffffffffda RBX: 00007fffb2a05c08 RCX: 00007f46884ea08e
[   13.033666][  T298] RDX: 0000000000000000 RSI: 00007fffb2a05510 RDI: 0000000000000005
[   13.033862][  T298] RBP: 00007fffb2a05470 R08: 0000000000000000 R09: 0000000000000000
[   13.034059][  T298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   13.034259][  T298] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb2a05bd0
| [   13.043820][  T298] ------------[ cut here ]------------
| [   13.043962][  T298] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/298
| [   13.044186][  T298] Modules linked in: veth
| [   13.044553][  T298] Tainted: [W]=WARN
[   13.044649][  T298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.044810][  T298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.044980][  T298] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.045450][  T298] RSP: 0018:ffa0000000ce71b0 EFLAGS: 00010286
[   13.045616][  T298] RAX: 00000000ffffffa6 RBX: ff11000009400c80 RCX: 1ff400000019cdfc
[   13.045808][  T298] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009400d3c
[   13.046001][  T298] RBP: ff11000010774000 R08: 1fe22000012801a9 R09: ff11000010b80b90
[   13.046196][  T298] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.046399][  T298] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   13.046593][  T298] FS:  00007f46882b0840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   13.046824][  T298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.046990][  T298] CR2: 000000000042ebe0 CR3: 000000001058d004 CR4: 0000000000771ef0
[   13.047187][  T298] PKRU: 55555554
[   13.047290][  T298] Call Trace:
[   13.047393][  T298]  <TASK>
[   13.047461][  T298]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.047595][  T298]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.047697][  T298]  __dev_notify_flags (net/core/dev.c:9787)
[   13.047830][  T298]  ? netif_change_name (net/core/dev.c:1495)
[   13.047963][  T298]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.048092][  T298]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.048229][  T298]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   13.048363][  T298]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   13.048491][  T298]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   13.048620][  T298]  ? __dev_get_by_name (net/core/dev.c:883)
[   13.048747][  T298]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   13.048881][  T298]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   13.049012][  T298]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.049140][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.049273][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.049404][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.049531][  T298]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.049657][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.049789][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.049917][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.050046][  T298]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.050175][  T298]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.050305][  T298]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.050490][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.050619][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.050746][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.050875][  T298]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.051002][  T298]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.051130][  T298]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.051265][  T298]  ? 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))
[   13.051447][  T298]  ? 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))
[   13.051576][  T298]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.051707][  T298]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.051833][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.051960][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   13.052089][  T298]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.052222][  T298]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.052355][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.052535][  T298]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.052663][  T298]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.052791][  T298]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.052918][  T298]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.053045][  T298]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.053215][  T298]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.053349][  T298]  ___sys_sendmsg (net/socket.c:2752)
[   13.053531][  T298]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.053663][  T298]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.053834][  T298]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   13.053966][  T298]  __sys_sendmsg (net/socket.c:2784)
[   13.054094][  T298]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.054229][  T298]  ? 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)
[   13.054363][  T298]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.054493][  T298]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.054621][  T298]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.054748][  T298]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.054876][  T298]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.055034][  T298] RIP: 0033:0x7f46884ea08e
[   13.055167][  T298] 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
[   13.055633][  T298] RSP: 002b:00007fffb2a05460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.055825][  T298] RAX: ffffffffffffffda RBX: 00007fffb2a05c08 RCX: 00007f46884ea08e
[   13.056015][  T298] RDX: 0000000000000000 RSI: 00007fffb2a05510 RDI: 0000000000000005
[   13.056210][  T298] RBP: 00007fffb2a05470 R08: 0000000000000000 R09: 0000000000000000
[   13.056403][  T298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   13.056594][  T298] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb2a05bd0
| [   13.108342][  T300] ------------[ cut here ]------------
| [   13.108504][  T300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/300
| [   13.108728][  T300] Modules linked in: veth
| [   13.109094][  T300] Tainted: [W]=WARN
[   13.109191][  T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.109353][  T300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.109523][  T300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.109972][  T300] RSP: 0018:ffa0000000d07ab0 EFLAGS: 00010286
[   13.110136][  T300] RAX: 00000000ffffffa6 RBX: ff1100000502f380 RCX: 1ff40000001a0f1c
[   13.110329][  T300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502f43c
[   13.110587][  T300] RBP: ff110000102ac000 R08: 1fe2200000a05e89 R09: ff11000010b85210
[   13.110777][  T300] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.110966][  T300] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000102ac000
[   13.111155][  T300] FS:  00007f7b4ffd2840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   13.111444][  T300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.111668][  T300] CR2: 00007f7b501d9430 CR3: 0000000010b8f006 CR4: 0000000000771ef0
[   13.111863][  T300] PKRU: 55555554
[   13.111957][  T300] Call Trace:
[   13.112051][  T300]  <TASK>
[   13.112116][  T300]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.112247][  T300]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.112427][  T300]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.112523][  T300]  register_netdevice (net/core/dev.c:11488)
[   13.112652][  T300]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.112812][  T300]  register_netdev (net/core/dev.c:11552)
[   13.112938][  T300]  loopback_net_init (drivers/net/loopback.c:218)
[   13.113070][  T300]  ops_init (net/core/net_namespace.c:137)
[   13.113170][  T300]  setup_net (net/core/net_namespace.c:446)
[   13.113276][  T300]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.113460][  T300]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.113592][  T300]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.113720][  T300]  copy_net_ns (net/core/net_namespace.c:579)
[   13.113854][  T300]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.113985][  T300]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.114117][  T300]  ksys_unshare (kernel/fork.c:3243)
[   13.114254][  T300]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.114390][  T300]  ? __ia32_sys_open (fs/open.c:1374)
[   13.114521][  T300]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.114649][  T300]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.114781][  T300]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.114911][  T300]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.115039][  T300]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.115170][  T300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.115336][  T300] RIP: 0033:0x7f7b50294bcb
[   13.115482][  T300] 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
[   13.115947][  T300] RSP: 002b:00007fffda8d2888 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.116145][  T300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b50294bcb
[   13.116347][  T300] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.116541][  T300] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.116728][  T300] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffda8d4ab0
[   13.116916][  T300] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffda8d584d
| [   13.141419][  T301] ------------[ cut here ]------------
| [   13.141576][  T301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/301
| [   13.141803][  T301] Modules linked in: veth
| [   13.142163][  T301] Tainted: [W]=WARN
[   13.142269][  T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.142434][  T301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.142607][  T301] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.143055][  T301] RSP: 0018:ffa0000000d17030 EFLAGS: 00010286
[   13.143221][  T301] RAX: 00000000ffffffa6 RBX: ff1100000502e740 RCX: 1ff40000001a2dcc
[   13.143415][  T301] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502e7fc
[   13.143602][  T301] RBP: ff110000102ac000 R08: 1fe2200000a05d01 R09: ff11000011138b68
[   13.143790][  T301] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   13.143985][  T301] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000102acce1
[   13.144183][  T301] FS:  00007f9e70271840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   13.144418][  T301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.144580][  T301] CR2: 00007f9e705411a0 CR3: 000000001112f003 CR4: 0000000000771ef0
[   13.144773][  T301] PKRU: 55555554
[   13.144868][  T301] Call Trace:
[   13.144967][  T301]  <TASK>
[   13.145038][  T301]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.145170][  T301]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.145275][  T301]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.145404][  T301]  __dev_notify_flags (net/core/dev.c:9787)
[   13.145532][  T301]  ? netif_change_name (net/core/dev.c:1495)
[   13.145660][  T301]  ? __dev_change_flags (net/core/dev.c:9752)
[   13.145789][  T301]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   13.145923][  T301]  ? 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))
[   13.146058][  T301]  netif_change_flags (net/core/dev.c:9820)
[   13.146189][  T301]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   13.146326][  T301]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.146464][  T301]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.146631][  T301]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.146763][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.146893][  T301]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.147025][  T301]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.147158][  T301]  ? __kernel_text_address (kernel/extable.c:79)
[   13.147295][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.147431][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.147558][  T301]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.147688][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.147821][  T301]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.147950][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.148081][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.148225][  T301]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.148363][  T301]  ? __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)
[   13.148491][  T301]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.148617][  T301]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.148745][  T301]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.148874][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.149002][  T301]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.149132][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.149333][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.150087][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.150244][  T301]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.150384][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.150518][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.150650][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.150781][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.150910][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.151040][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.151167][  T301]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.151300][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.151432][  T301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.151561][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.151689][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.151814][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.151943][  T301]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.152071][  T301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.152205][  T301]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.152339][  T301]  ? 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))
[   13.152470][  T301]  ? 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))
[   13.152598][  T301]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.152726][  T301]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.152853][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.152979][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   13.153109][  T301]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.153247][  T301]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.153385][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.153512][  T301]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.153641][  T301]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.153775][  T301]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.153907][  T301]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.154039][  T301]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.154199][  T301]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.154328][  T301]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.154462][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.154590][  T301]  ___sys_sendmsg (net/socket.c:2752)
[   13.154716][  T301]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.154877][  T301]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.155017][  T301]  __sys_sendmsg (net/socket.c:2784)
[   13.155145][  T301]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.155276][  T301]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.155442][  T301]  ? 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)
[   13.155570][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.155698][  T301]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.155827][  T301]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.155981][  T301]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.156109][  T301]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.156272][  T301] RIP: 0033:0x7f9e704ab08e
[   13.156409][  T301] 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
[   13.156874][  T301] RSP: 002b:00007ffd8ef8f8d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.157073][  T301] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9e704ab08e
[   13.157275][  T301] RDX: 0000000000000000 RSI: 00007ffd8ef8f980 RDI: 0000000000000005
[   13.157479][  T301] RBP: 00007ffd8ef8f8e0 R08: 0000000000000000 R09: 0000000000000000
[   13.157669][  T301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   13.157859][  T301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8ef90050
| [   13.273257][  T305] ------------[ cut here ]------------
| [   13.274118][  T305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/305
| [   13.274373][  T305] Modules linked in: veth
| [   13.274766][  T305] Tainted: [W]=WARN
[   13.274872][  T305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.275046][  T305] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.275237][  T305] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.275739][  T305] RSP: 0018:ffa0000000856e30 EFLAGS: 00010286
[   13.275916][  T305] RAX: 00000000ffffffa6 RBX: ff1100000c6fc3c0 RCX: 1ff400000010ad8c
[   13.276126][  T305] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fc47c
[   13.276339][  T305] RBP: ff110000107c9000 R08: 1fe22000018df891 R09: ff1100000c262ed0
[   13.276553][  T305] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.276761][  T305] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c147888
[   13.276970][  T305] FS:  00007f71ab0de840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   13.277222][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.277406][  T305] CR2: 000000000042ebe0 CR3: 0000000011147005 CR4: 0000000000771ef0
[   13.277616][  T305] PKRU: 55555554
[   13.277720][  T305] Call Trace:
[   13.277824][  T305]  <TASK>
[   13.277896][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.278037][  T305]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.278180][  T305]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.278292][  T305]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   13.278439][  T305]  __dev_notify_flags (net/core/dev.c:9787)
[   13.278580][  T305]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   13.278721][  T305]  ? 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)
[   13.278861][  T305]  ? netif_change_name (net/core/dev.c:1495)
[   13.279001][  T305]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.279141][  T305]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.279287][  T305]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.279434][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.279575][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.279716][  T305]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.279856][  T305]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   13.279996][  T305]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.280136][  T305]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   13.280286][  T305] veth_newlink (drivers/net/veth.c:1871) veth
[   13.280436][  T305]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   13.280612][  T305]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.280754][  T305]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.280895][  T305]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.281052][  T305]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   13.281198][  T305]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   13.281341][  T305]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.281487][  T305]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.281630][  T305]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   13.281771][  T305]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   13.281913][  T305]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   13.282054][  T305]  ? __dev_get_by_name (net/core/dev.c:883)
[   13.282199][  T305]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   13.282346][  T305]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   13.282498][  T305]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.282642][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.282781][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.282922][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.283061][  T305]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.283204][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.283349][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.283496][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.283638][  T305]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.283779][  T305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.283920][  T305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.284060][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.284208][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.284347][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.284495][  T305]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.284634][  T305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.284777][  T305]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.284922][  T305]  ? 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))
[   13.285062][  T305]  ? 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))
[   13.285214][  T305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.285362][  T305]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.285503][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.285644][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   13.285787][  T305]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.285930][  T305]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.286069][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.286217][  T305]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.286362][  T305]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.286505][  T305]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.286645][  T305]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.286786][  T305]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.286961][  T305]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.287106][  T305]  ___sys_sendmsg (net/socket.c:2752)
[   13.287252][  T305]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.287403][  T305]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.287583][  T305]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   13.287725][  T305]  __sys_sendmsg (net/socket.c:2784)
[   13.287865][  T305]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.288010][  T305]  ? 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)
[   13.288150][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.288298][  T305]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.288440][  T305]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.288581][  T305]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.288724][  T305]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.288898][  T305] RIP: 0033:0x7f71ab31808e
[   13.289047][  T305] 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
[   13.289554][  T305] RSP: 002b:00007fff7033b980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.289766][  T305] RAX: ffffffffffffffda RBX: 00007fff7033c128 RCX: 00007f71ab31808e
[   13.289976][  T305] RDX: 0000000000000000 RSI: 00007fff7033ba30 RDI: 0000000000000005
[   13.290184][  T305] RBP: 00007fff7033b990 R08: 0000000000000000 R09: 0000000000000000
[   13.290404][  T305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   13.290614][  T305] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7033c0f0
| [   13.307363][  T305] ------------[ cut here ]------------
| [   13.307508][  T305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/305
| [   13.307740][  T305] Modules linked in: veth
| [   13.308119][  T305] Tainted: [W]=WARN
[   13.308229][  T305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.308969][  T305] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.309148][  T305] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.309646][  T305] RSP: 0018:ffa00000008571b0 EFLAGS: 00010286
[   13.309817][  T305] RAX: 00000000ffffffa6 RBX: ff1100000f0c2c80 RCX: 1ff400000010adfc
[   13.310019][  T305] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c2d3c
[   13.310250][  T305] RBP: ff1100000a041000 R08: 1fe2200001e185a9 R09: ff1100000c262ed0
[   13.310460][  T305] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.310662][  T305] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   13.310866][  T305] FS:  00007f71ab0de840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   13.311103][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.311281][  T305] CR2: 000000000042ebe0 CR3: 0000000011147005 CR4: 0000000000771ef0
[   13.311490][  T305] PKRU: 55555554
[   13.311591][  T305] Call Trace:
[   13.311692][  T305]  <TASK>
[   13.311762][  T305]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.311899][  T305]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.312003][  T305]  __dev_notify_flags (net/core/dev.c:9787)
[   13.312141][  T305]  ? netif_change_name (net/core/dev.c:1495)
[   13.312281][  T305]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.312422][  T305]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.312558][  T305]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   13.312694][  T305]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   13.312830][  T305]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   13.312965][  T305]  ? __dev_get_by_name (net/core/dev.c:883)
[   13.313101][  T305]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   13.313248][  T305]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   13.313394][  T305]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.313531][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.313666][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.313802][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.313936][  T305]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.314069][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.314215][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.314351][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.314490][  T305]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.314625][  T305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.314759][  T305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.314894][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.315030][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.315164][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.315307][  T305]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.315446][  T305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.315583][  T305]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.315721][  T305]  ? 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))
[   13.315856][  T305]  ? 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))
[   13.315993][  T305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.316129][  T305]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.316269][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.316409][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   13.316544][  T305]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.316681][  T305]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.316816][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.316952][  T305]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.317088][  T305]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.317228][  T305]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.317369][  T305]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.317504][  T305]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.317672][  T305]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.317812][  T305]  ___sys_sendmsg (net/socket.c:2752)
[   13.317948][  T305]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.318088][  T305]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.318266][  T305]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   13.318408][  T305]  __sys_sendmsg (net/socket.c:2784)
[   13.318544][  T305]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.318685][  T305]  ? 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)
[   13.318821][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.318957][  T305]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.319093][  T305]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.319232][  T305]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.319371][  T305]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.319541][  T305] RIP: 0033:0x7f71ab31808e
[   13.319683][  T305] 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
[   13.320168][  T305] RSP: 002b:00007fff7033b980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.320382][  T305] RAX: ffffffffffffffda RBX: 00007fff7033c128 RCX: 00007f71ab31808e
[   13.320585][  T305] RDX: 0000000000000000 RSI: 00007fff7033ba30 RDI: 0000000000000005
[   13.320787][  T305] RBP: 00007fff7033b990 R08: 0000000000000000 R09: 0000000000000000
[   13.320989][  T305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   13.321194][  T305] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7033c0f0
| [   13.368196][  T307] ------------[ cut here ]------------
| [   13.368372][  T307] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/307
| [   13.368612][  T307] Modules linked in: veth
| [   13.368996][  T307] Tainted: [W]=WARN
[   13.369100][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.369274][  T307] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.369457][  T307] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.369944][  T307] RSP: 0018:ffa0000000867ab0 EFLAGS: 00010286
[   13.370117][  T307] RAX: 00000000ffffffa6 RBX: ff110000095e0900 RCX: 1ff400000010cf1c
[   13.370327][  T307] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e09bc
[   13.370536][  T307] RBP: ff11000005834000 R08: 1fe22000012bc139 R09: ff1100000c158b90
[   13.370740][  T307] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.370941][  T307] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005834000
[   13.371147][  T307] FS:  00007f4f338db840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   13.371397][  T307] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.371570][  T307] CR2: 00007f4f33adcc20 CR3: 000000000f14f002 CR4: 0000000000771ef0
[   13.371777][  T307] PKRU: 55555554
[   13.371879][  T307] Call Trace:
[   13.371981][  T307]  <TASK>
[   13.372052][  T307]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.372192][  T307]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.372331][  T307]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.372440][  T307]  register_netdevice (net/core/dev.c:11488)
[   13.372577][  T307]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.372751][  T307]  register_netdev (net/core/dev.c:11552)
[   13.372887][  T307]  loopback_net_init (drivers/net/loopback.c:218)
[   13.373027][  T307]  ops_init (net/core/net_namespace.c:137)
[   13.373133][  T307]  setup_net (net/core/net_namespace.c:446)
[   13.373240][  T307]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.373804][  T307]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.373944][  T307]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.374082][  T307]  copy_net_ns (net/core/net_namespace.c:579)
[   13.374224][  T307]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.374368][  T307]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.374506][  T307]  ksys_unshare (kernel/fork.c:3243)
[   13.374644][  T307]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.374782][  T307]  ? __ia32_sys_open (fs/open.c:1374)
[   13.374921][  T307]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.375057][  T307]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.375197][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.375333][  T307]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.375473][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.375609][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.375778][  T307] RIP: 0033:0x7f4f33b9dbcb
[   13.375920][  T307] 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
[   13.376416][  T307] RSP: 002b:00007fff24b703c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   13.376624][  T307] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4f33b9dbcb
[   13.376828][  T307] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.377030][  T307] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.377241][  T307] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff24b725f0
[   13.377449][  T307] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff24b7484d
| [   13.413612][  T308] ------------[ cut here ]------------
| [   13.413775][  T308] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/308
| [   13.414014][  T308] Modules linked in: veth
| [   13.414679][  T308] Tainted: [W]=WARN
[   13.414786][  T308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.414954][  T308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.415129][  T308] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.415618][  T308] RSP: 0018:ffa0000000507030 EFLAGS: 00010286
[   13.415786][  T308] RAX: 00000000ffffffa6 RBX: ff110000095e0040 RCX: 1ff40000000a0dcc
[   13.415986][  T308] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e00fc
[   13.416188][  T308] RBP: ff11000005834000 R08: 1fe22000012bc021 R09: ff1100000c15aea8
[   13.416395][  T308] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   13.416598][  T308] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005834ce1
[   13.416799][  T308] FS:  00007fc5222fc840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   13.417039][  T308] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.417213][  T308] CR2: 000000002eca0988 CR3: 000000000bc00001 CR4: 0000000000771ef0
[   13.417423][  T308] PKRU: 55555554
[   13.417524][  T308] Call Trace:
[   13.417625][  T308]  <TASK>
[   13.417696][  T308]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.417882][  T308]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.418027][  T308]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.418221][  T308]  __dev_notify_flags (net/core/dev.c:9787)
[   13.418373][  T308]  ? netif_change_name (net/core/dev.c:1495)
[   13.418512][  T308]  ? __dev_change_flags (net/core/dev.c:9752)
[   13.418648][  T308]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   13.418786][  T308]  ? 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))
[   13.418923][  T308]  netif_change_flags (net/core/dev.c:9820)
[   13.419060][  T308]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   13.419199][  T308]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.419334][  T308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.419508][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.419644][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.419778][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.419911][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.420046][  T308]  ? __kernel_text_address (kernel/extable.c:79)
[   13.420182][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.420325][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.420466][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.420601][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.420736][  T308]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.420871][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.421006][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.421142][  T308]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.421282][  T308]  ? __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)
[   13.421422][  T308]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.421589][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.421726][  T308]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.421863][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.422004][  T308]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.422144][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.422283][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.422425][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.422558][  T308]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.422692][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.422830][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.422966][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.423100][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.423241][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.423385][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.423522][  T308]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.423658][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.423793][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.423928][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.424060][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.424197][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.424331][  T308]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.424469][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.424604][  T308]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.424742][  T308]  ? 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))
[   13.424876][  T308]  ? 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))
[   13.425012][  T308]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.425147][  T308]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.425287][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.425427][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   13.425563][  T308]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.425699][  T308]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.425832][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.425969][  T308]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.426104][  T308]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.426246][  T308]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.426388][  T308]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.426524][  T308]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.426690][  T308]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.426826][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.426962][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.427098][  T308]  ___sys_sendmsg (net/socket.c:2752)
[   13.427238][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.427419][  T308]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.427567][  T308]  __sys_sendmsg (net/socket.c:2784)
[   13.427707][  T308]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.427841][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.428014][  T308]  ? 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)
[   13.428151][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.428293][  T308]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.428435][  T308]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.428570][  T308]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.428705][  T308]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.428877][  T308] RIP: 0033:0x7fc52253608e
[   13.429020][  T308] 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
[   13.429514][  T308] RSP: 002b:00007ffea265cff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.429723][  T308] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc52253608e
[   13.429926][  T308] RDX: 0000000000000000 RSI: 00007ffea265d0a0 RDI: 0000000000000005
[   13.430130][  T308] RBP: 00007ffea265d000 R08: 0000000000000000 R09: 0000000000000000
[   13.430339][  T308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   13.430547][  T308] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea265d770
| [   13.555937][  T312] ------------[ cut here ]------------
| [   13.556121][  T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/312
| [   13.556383][  T312] Modules linked in: veth
| [   13.556777][  T312] Tainted: [W]=WARN
[   13.556883][  T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.557061][  T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.557249][  T312] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.557753][  T312] RSP: 0018:ffa0000000d26e30 EFLAGS: 00010286
[   13.557930][  T312] RAX: 00000000ffffffa6 RBX: ff1100000b2b2e40 RCX: 1ff40000001a4d8c
[   13.558139][  T312] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2b2efc
[   13.558351][  T312] RBP: ff1100000f3c1000 R08: 1fe22000016565e1 R09: ff11000011252ed0
[   13.558565][  T312] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.558772][  T312] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009004088
[   13.558990][  T312] FS:  00007fd91bff4840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   13.559239][  T312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.559418][  T312] CR2: 000000000042ebe0 CR3: 000000000bf3c006 CR4: 0000000000771ef0
[   13.559626][  T312] PKRU: 55555554
[   13.559731][  T312] Call Trace:
[   13.559835][  T312]  <TASK>
[   13.559908][  T312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.560049][  T312]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.560193][  T312]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.560300][  T312]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   13.561086][  T312]  __dev_notify_flags (net/core/dev.c:9787)
[   13.561237][  T312]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   13.561390][  T312]  ? 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)
[   13.561527][  T312]  ? netif_change_name (net/core/dev.c:1495)
[   13.561664][  T312]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.561802][  T312]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.561944][  T312]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.562085][  T312]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.562251][  T312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.562393][  T312]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.562532][  T312]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   13.562669][  T312]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.562807][  T312]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   13.562948][  T312] veth_newlink (drivers/net/veth.c:1871) veth
[   13.563089][  T312]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   13.563271][  T312]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.563419][  T312]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.563557][  T312]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.563712][  T312]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   13.563858][  T312]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   13.564001][  T312]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.564140][  T312]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.564288][  T312]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   13.564436][  T312]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   13.564577][  T312]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   13.564718][  T312]  ? __dev_get_by_name (net/core/dev.c:883)
[   13.564858][  T312]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   13.565006][  T312]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   13.565152][  T312]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.565295][  T312]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.565438][  T312]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.565581][  T312]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.565719][  T312]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.565859][  T312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.566005][  T312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.566144][  T312]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.566288][  T312]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.566433][  T312]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.566572][  T312]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.566712][  T312]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.566852][  T312]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.566991][  T312]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.567132][  T312]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.567277][  T312]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.567422][  T312]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.567566][  T312]  ? 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))
[   13.567704][  T312]  ? 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))
[   13.567848][  T312]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.567992][  T312]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.568132][  T312]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.568273][  T312]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   13.568420][  T312]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.568564][  T312]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.568703][  T312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.568843][  T312]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.568982][  T312]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.569120][  T312]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.569263][  T312]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.569406][  T312]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.569577][  T312]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.569721][  T312]  ___sys_sendmsg (net/socket.c:2752)
[   13.569862][  T312]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.570008][  T312]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.570186][  T312]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   13.570326][  T312]  __sys_sendmsg (net/socket.c:2784)
[   13.570468][  T312]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.570611][  T312]  ? 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)
[   13.570751][  T312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.570892][  T312]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.571031][  T312]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.571168][  T312]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.571312][  T312]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.571488][  T312] RIP: 0033:0x7fd91c22e08e
[   13.571634][  T312] 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
[   13.572127][  T312] RSP: 002b:00007ffedf2b1a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.572341][  T312] RAX: ffffffffffffffda RBX: 00007ffedf2b21d8 RCX: 00007fd91c22e08e
[   13.572553][  T312] RDX: 0000000000000000 RSI: 00007ffedf2b1ae0 RDI: 0000000000000005
[   13.572760][  T312] RBP: 00007ffedf2b1a40 R08: 0000000000000000 R09: 0000000000000000
[   13.572969][  T312] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   13.573176][  T312] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedf2b21a0
| [   13.587867][  T312] ------------[ cut here ]------------
| [   13.588022][  T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/312
| [   13.588263][  T312] Modules linked in: veth
| [   13.588654][  T312] Tainted: [W]=WARN
[   13.588758][  T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.588928][  T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.589103][  T312] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.589594][  T312] RSP: 0018:ffa0000000d271b0 EFLAGS: 00010286
[   13.589763][  T312] RAX: 00000000ffffffa6 RBX: ff1100000a369700 RCX: 1ff40000001a4dfc
[   13.589966][  T312] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a3697bc
[   13.590168][  T312] RBP: ff1100000f3bc000 R08: 1fe220000146d2f9 R09: ff11000011252ed0
[   13.590380][  T312] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.590578][  T312] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   13.590785][  T312] FS:  00007fd91bff4840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   13.591022][  T312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.591193][  T312] CR2: 000000000042ebe0 CR3: 000000000bf3c006 CR4: 0000000000771ef0
[   13.591399][  T312] PKRU: 55555554
[   13.591502][  T312] Call Trace:
[   13.591603][  T312]  <TASK>
[   13.591673][  T312]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.591813][  T312]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.591915][  T312]  __dev_notify_flags (net/core/dev.c:9787)
[   13.592050][  T312]  ? netif_change_name (net/core/dev.c:1495)
[   13.592190][  T312]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.592323][  T312]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.592463][  T312]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   13.592599][  T312]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   13.592736][  T312]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   13.592870][  T312]  ? __dev_get_by_name (net/core/dev.c:883)
[   13.593004][  T312]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   13.593143][  T312]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   13.593291][  T312]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.593431][  T312]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.593566][  T312]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.593702][  T312]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.593835][  T312]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.593969][  T312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.594107][  T312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.594245][  T312]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.594384][  T312]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.594518][  T312]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.594653][  T312]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.594786][  T312]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.594922][  T312]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.595054][  T312]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.595192][  T312]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.595329][  T312]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.595469][  T312]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.595607][  T312]  ? 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))
[   13.595742][  T312]  ? 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))
[   13.595879][  T312]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.596013][  T312]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.596147][  T312]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.596284][  T312]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   13.596423][  T312]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.596558][  T312]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.596691][  T312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.596826][  T312]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.596961][  T312]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.597096][  T312]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.597233][  T312]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.597371][  T312]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.597537][  T312]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.597674][  T312]  ___sys_sendmsg (net/socket.c:2752)
[   13.597809][  T312]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.597946][  T312]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.598120][  T312]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   13.598260][  T312]  __sys_sendmsg (net/socket.c:2784)
[   13.598399][  T312]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.598538][  T312]  ? 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)
[   13.598671][  T312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.598807][  T312]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.598943][  T312]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.599078][  T312]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.599217][  T312]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.599392][  T312] RIP: 0033:0x7fd91c22e08e
[   13.599534][  T312] 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
[   13.600010][  T312] RSP: 002b:00007ffedf2b1a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.600213][  T312] RAX: ffffffffffffffda RBX: 00007ffedf2b21d8 RCX: 00007fd91c22e08e
[   13.600418][  T312] RDX: 0000000000000000 RSI: 00007ffedf2b1ae0 RDI: 0000000000000005
[   13.600619][  T312] RBP: 00007ffedf2b1a40 R08: 0000000000000000 R09: 0000000000000000
[   13.600821][  T312] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15d
[   13.601021][  T312] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedf2b21a0
| [   13.654435][  T314] ------------[ cut here ]------------
| [   13.654609][  T314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/314
| [   13.654844][  T314] Modules linked in: veth
| [   13.655226][  T314] Tainted: [W]=WARN
[   13.655326][  T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.655497][  T314] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.655672][  T314] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.656138][  T314] RSP: 0018:ffa00000008d7ab0 EFLAGS: 00010286
[   13.656314][  T314] RAX: 00000000ffffffa6 RBX: ff1100000a368040 RCX: 1ff400000011af1c
[   13.656519][  T314] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a3680fc
[   13.656720][  T314] RBP: ff11000010259000 R08: 1fe220000146d021 R09: ff11000010a28b90
[   13.656915][  T314] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.657113][  T314] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010259000
[   13.657321][  T314] FS:  00007fb57ce52840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   13.657561][  T314] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.657728][  T314] CR2: 00007fb57d059430 CR3: 00000000108bb005 CR4: 0000000000771ef0
[   13.657927][  T314] PKRU: 55555554
[   13.658041][  T314] Call Trace:
[   13.658142][  T314]  <TASK>
[   13.658215][  T314]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.658348][  T314]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.658487][  T314]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.658587][  T314]  register_netdevice (net/core/dev.c:11488)
[   13.658721][  T314]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.658889][  T314]  register_netdev (net/core/dev.c:11552)
[   13.659021][  T314]  loopback_net_init (drivers/net/loopback.c:218)
[   13.659156][  T314]  ops_init (net/core/net_namespace.c:137)
[   13.659261][  T314]  setup_net (net/core/net_namespace.c:446)
[   13.659364][  T314]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.659494][  T314]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.659627][  T314]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.659761][  T314]  copy_net_ns (net/core/net_namespace.c:579)
[   13.659894][  T314]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.660029][  T314]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.660162][  T314]  ksys_unshare (kernel/fork.c:3243)
[   13.660296][  T314]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.660435][  T314]  ? __ia32_sys_open (fs/open.c:1374)
[   13.660569][  T314]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.660699][  T314]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.660832][  T314]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.660962][  T314]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.661098][  T314]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.661263][  T314]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.661436][  T314] RIP: 0033:0x7fb57d114bcb
[   13.661577][  T314] 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
[   13.662051][  T314] RSP: 002b:00007ffe9d945ba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   13.662255][  T314] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb57d114bcb
[   13.662456][  T314] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.662652][  T314] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.662848][  T314] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9d947dd0
[   13.663045][  T314] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9d94884d
| [   13.696789][  T315] ------------[ cut here ]------------
| [   13.696954][  T315] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/315
| [   13.697192][  T315] Modules linked in: veth
| [   13.697571][  T315] Tainted: [W]=WARN
[   13.697670][  T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.697835][  T315] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.698007][  T315] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.698492][  T315] RSP: 0018:ffa0000000d37030 EFLAGS: 00010286
[   13.698661][  T315] RAX: 00000000ffffffa6 RBX: ff11000009401e00 RCX: 1ff40000001a6dcc
[   13.698855][  T315] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009401ebc
[   13.699049][  T315] RBP: ff11000010259000 R08: 1fe22000012803d9 R09: ff11000010a2aea8
[   13.699251][  T315] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   13.699452][  T315] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010259ce1
[   13.699651][  T315] FS:  00007ff35fb99840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   13.699888][  T315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.700054][  T315] CR2: 00000000360af988 CR3: 00000000109ab003 CR4: 0000000000771ef0
[   13.700253][  T315] PKRU: 55555554
[   13.700352][  T315] Call Trace:
[   13.700458][  T315]  <TASK>
[   13.700528][  T315]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.700664][  T315]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.700764][  T315]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.700897][  T315]  __dev_notify_flags (net/core/dev.c:9787)
[   13.701031][  T315]  ? netif_change_name (net/core/dev.c:1495)
[   13.701162][  T315]  ? __dev_change_flags (net/core/dev.c:9752)
[   13.701299][  T315]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   13.701435][  T315]  ? 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))
[   13.701570][  T315]  netif_change_flags (net/core/dev.c:9820)
[   13.701702][  T315]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   13.701835][  T315]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.701967][  T315]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.702130][  T315]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.702269][  T315]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.702404][  T315]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.702535][  T315]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.702668][  T315]  ? __kernel_text_address (kernel/extable.c:79)
[   13.702799][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.702932][  T315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.703063][  T315]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.703201][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.703332][  T315]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.703466][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.703598][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.703728][  T315]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.703860][  T315]  ? __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)
[   13.703993][  T315]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.704124][  T315]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.704264][  T315]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.704402][  T315]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.704538][  T315]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.704672][  T315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.704802][  T315]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.704935][  T315]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.705067][  T315]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.705202][  T315]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.705338][  T315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.705472][  T315]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.705604][  T315]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.705738][  T315]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.705871][  T315]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.706004][  T315]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.706138][  T315]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.706274][  T315]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.706408][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.706540][  T315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.706670][  T315]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.706803][  T315]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.706936][  T315]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.707068][  T315]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.707207][  T315]  ? 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))
[   13.707341][  T315]  ? 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))
[   13.707480][  T315]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.707615][  T315]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.707747][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.707878][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   13.708013][  T315]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.708148][  T315]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.708283][  T315]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.708517][  T315]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.708653][  T315]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.708787][  T315]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.708919][  T315]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.709051][  T315]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.709219][  T315]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.709353][  T315]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.709566][  T315]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.709699][  T315]  ___sys_sendmsg (net/socket.c:2752)
[   13.709832][  T315]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.709999][  T315]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.710144][  T315]  __sys_sendmsg (net/socket.c:2784)
[   13.710280][  T315]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.710469][  T315]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.710731][  T315]  ? 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)
[   13.710869][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.711004][  T315]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.711140][  T315]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.711278][  T315]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.711490][  T315]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.711655][  T315] RIP: 0033:0x7ff35fdd308e
[   13.711800][  T315] 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
[   13.712282][  T315] RSP: 002b:00007ffcc560fa30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.712522][  T315] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff35fdd308e
[   13.712725][  T315] RDX: 0000000000000000 RSI: 00007ffcc560fae0 RDI: 0000000000000005
[   13.712926][  T315] RBP: 00007ffcc560fa40 R08: 0000000000000000 R09: 0000000000000000
[   13.713126][  T315] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15e
[   13.713331][  T315] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc56101b0
| [   13.835816][  T319] ------------[ cut here ]------------
| [   13.836045][  T319] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/319
| [   13.836355][  T319] Modules linked in: veth
| [   13.836864][  T319] Tainted: [W]=WARN
[   13.837018][  T319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.837263][  T319] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.837592][  T319] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.838229][  T319] RSP: 0018:ffa0000000d26e30 EFLAGS: 00010286
[   13.838538][  T319] RAX: 00000000ffffffa6 RBX: ff11000010a52040 RCX: 1ff40000001a4d8c
[   13.838858][  T319] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a520fc
[   13.839181][  T319] RBP: ff11000010779000 R08: 1fe220000214a421 R09: ff11000011335210
[   13.839513][  T319] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   13.839769][  T319] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c72bc08
[   13.840037][  T319] FS:  00007f53a9338840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   13.840345][  T319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.840587][  T319] CR2: 000000000042ebe0 CR3: 00000000105e0001 CR4: 0000000000771ef0
[   13.840846][  T319] PKRU: 55555554
[   13.841003][  T319] Call Trace:
[   13.841156][  T319]  <TASK>
[   13.841290][  T319]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.841500][  T319]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.841659][  T319]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   13.841887][  T319]  __dev_notify_flags (net/core/dev.c:9787)
[   13.842080][  T319]  ? netif_change_name (net/core/dev.c:1495)
[   13.842278][  T319]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.842479][  T319]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.842669][  T319]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.842860][  T319]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   13.843053][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.843255][  T319]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.843458][  T319]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   13.843646][  T319]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.843837][  T319]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   13.844033][  T319] veth_newlink (drivers/net/veth.c:1871) veth
[   13.844233][  T319]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   13.844476][  T319]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.844666][  T319]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.844852][  T319]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.845056][  T319]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   13.845252][  T319]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   13.845454][  T319]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.845643][  T319]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.845837][  T319]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   13.846028][  T319]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   13.846223][  T319]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   13.846424][  T319]  ? __dev_get_by_name (net/core/dev.c:883)
[   13.846613][  T319]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   13.846808][  T319]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   13.847001][  T319]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.847198][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.847402][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.847598][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.847786][  T319]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.847975][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.848169][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.848384][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.848575][  T319]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.848766][  T319]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.848959][  T319]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.849149][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.849347][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.849548][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.849740][  T319]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.849929][  T319]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.850120][  T319]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.850323][  T319]  ? 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))
[   13.850525][  T319]  ? 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))
[   13.850715][  T319]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.850906][  T319]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.851095][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.851291][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   13.851494][  T319]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.851686][  T319]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.851879][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.852068][  T319]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.852270][  T319]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.852475][  T319]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.852666][  T319]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.852853][  T319]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.853074][  T319]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.853276][  T319]  ___sys_sendmsg (net/socket.c:2752)
[   13.853477][  T319]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.853670][  T319]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.853897][  T319]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   13.854085][  T319]  __sys_sendmsg (net/socket.c:2784)
[   13.854285][  T319]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.854489][  T319]  ? 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)
[   13.854681][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.854871][  T319]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.855060][  T319]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.855254][  T319]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.855457][  T319]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.855677][  T319] RIP: 0033:0x7f53a957208e
[   13.855872][  T319] 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
[   13.856435][  T319] RSP: 002b:00007ffcfe6573e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.856692][  T319] RAX: ffffffffffffffda RBX: 00007ffcfe657b88 RCX: 00007f53a957208e
[   13.856948][  T319] RDX: 0000000000000000 RSI: 00007ffcfe657490 RDI: 0000000000000005
[   13.857218][  T319] RBP: 00007ffcfe6573f0 R08: 0000000000000000 R09: 0000000000000000
[   13.857490][  T319] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15e
[   13.857746][  T319] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe657b50
| [   13.872086][  T319] ------------[ cut here ]------------
| [   13.872256][  T319] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/319
| [   13.872561][  T319] Modules linked in: veth
| [   13.872947][  T319] Tainted: [W]=WARN
[   13.873052][  T319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.873226][  T319] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.873410][  T319] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.873898][  T319] RSP: 0018:ffa0000000d271b0 EFLAGS: 00010286
[   13.874070][  T319] RAX: 00000000ffffffa6 RBX: ff1100000bef71c0 RCX: 1ff40000001a4dfc
[   13.874278][  T319] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef727c
[   13.874486][  T319] RBP: ff11000008669000 R08: 1fe22000017dee51 R09: ff11000011335210
[   13.874691][  T319] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.874892][  T319] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   13.875097][  T319] FS:  00007f53a9338840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   13.875341][  T319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.875516][  T319] CR2: 00007f22a7425f98 CR3: 00000000105e0005 CR4: 0000000000771ef0
[   13.875720][  T319] PKRU: 55555554
[   13.875823][  T319] Call Trace:
[   13.875924][  T319]  <TASK>
[   13.875995][  T319]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.876135][  T319]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.876244][  T319]  __dev_notify_flags (net/core/dev.c:9787)
[   13.876387][  T319]  ? netif_change_name (net/core/dev.c:1495)
[   13.876522][  T319]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.876660][  T319]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.876798][  T319]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   13.876937][  T319]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   13.877078][  T319]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   13.877218][  T319]  ? __dev_get_by_name (net/core/dev.c:883)
[   13.877376][  T319]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   13.877517][  T319]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   13.877657][  T319]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.877805][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.877941][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.878079][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.878217][  T319]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.878352][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.878501][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.878637][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.878773][  T319]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.878908][  T319]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.879044][  T319]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.879183][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.879322][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.879462][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.879600][  T319]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.879737][  T319]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.879872][  T319]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.880010][  T319]  ? 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))
[   13.880144][  T319]  ? 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))
[   13.880285][  T319]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.880432][  T319]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.880566][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.880700][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   13.880836][  T319]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.880974][  T319]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.881109][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.881253][  T319]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.881393][  T319]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.881529][  T319]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.881663][  T319]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.881797][  T319]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.881968][  T319]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.882106][  T319]  ___sys_sendmsg (net/socket.c:2752)
[   13.882246][  T319]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.882392][  T319]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.882563][  T319]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   13.882700][  T319]  __sys_sendmsg (net/socket.c:2784)
[   13.882836][  T319]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.882975][  T319]  ? 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)
[   13.883109][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.883248][  T319]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.883390][  T319]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.883522][  T319]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.883656][  T319]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.883823][  T319] RIP: 0033:0x7f53a957208e
[   13.883966][  T319] 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
[   13.884460][  T319] RSP: 002b:00007ffcfe6573e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.884664][  T319] RAX: ffffffffffffffda RBX: 00007ffcfe657b88 RCX: 00007f53a957208e
[   13.884864][  T319] RDX: 0000000000000000 RSI: 00007ffcfe657490 RDI: 0000000000000005
[   13.885065][  T319] RBP: 00007ffcfe6573f0 R08: 0000000000000000 R09: 0000000000000000
[   13.885271][  T319] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15e
[   13.885476][  T319] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe657b50
| [   13.944878][  T321] ------------[ cut here ]------------
| [   13.945127][  T321] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/321
| [   13.945520][  T321] Modules linked in: veth
| [   13.946108][  T321] Tainted: [W]=WARN
[   13.946273][  T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.946547][  T321] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.946823][  T321] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.947576][  T321] RSP: 0018:ffa0000000d57ab0 EFLAGS: 00010286
[   13.947848][  T321] RAX: 00000000ffffffa6 RBX: ff11000009188ac0 RCX: 1ff40000001aaf1c
[   13.948157][  T321] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009188b7c
[   13.948482][  T321] RBP: ff1100000c224000 R08: 1fe2200001231171 R09: ff11000010bdaed0
[   13.948794][  T321] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.949107][  T321] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c224000
[   13.949434][  T321] FS:  00007fcb7f80c840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   13.949797][  T321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.950058][  T321] CR2: 00007fcb7fa0dc20 CR3: 000000001114f003 CR4: 0000000000771ef0
[   13.950373][  T321] PKRU: 55555554
[   13.950535][  T321] Call Trace:
[   13.950690][  T321]  <TASK>
[   13.950800][  T321]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.951015][  T321]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.951228][  T321]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.951390][  T321]  register_netdevice (net/core/dev.c:11488)
[   13.951601][  T321]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.951866][  T321]  register_netdev (net/core/dev.c:11552)
[   13.952077][  T321]  loopback_net_init (drivers/net/loopback.c:218)
[   13.952292][  T321]  ops_init (net/core/net_namespace.c:137)
[   13.952461][  T321]  setup_net (net/core/net_namespace.c:446)
[   13.952622][  T321]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.952833][  T321]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.953041][  T321]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.953257][  T321]  copy_net_ns (net/core/net_namespace.c:579)
[   13.953477][  T321]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.953692][  T321]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.953901][  T321]  ksys_unshare (kernel/fork.c:3243)
[   13.954109][  T321]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.954321][  T321]  ? __ia32_sys_open (fs/open.c:1374)
[   13.954610][  T321]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.954818][  T321]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.955026][  T321]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.955245][  T321]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.955467][  T321]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.955676][  T321]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.955938][  T321] RIP: 0033:0x7fcb7facebcb
[   13.956156][  T321] 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
[   13.956901][  T321] RSP: 002b:00007ffc35416b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.957220][  T321] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcb7facebcb
[   13.957535][  T321] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.957845][  T321] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.958156][  T321] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc35418db0
[   13.958477][  T321] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3541984d
| [   13.993292][  T322] ------------[ cut here ]------------
| [   13.993465][  T322] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/322
| [   13.993708][  T322] Modules linked in: veth
| [   13.994091][  T322] Tainted: [W]=WARN
[   13.994196][  T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.994368][  T322] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.994549][  T322] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.995028][  T322] RSP: 0018:ffa0000000d77030 EFLAGS: 00010286
[   13.995203][  T322] RAX: 00000000ffffffa6 RBX: ff11000009189380 RCX: 1ff40000001aedcc
[   13.995409][  T322] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000918943c
[   13.995609][  T322] RBP: ff1100000c224000 R08: 1fe2200001231289 R09: ff11000010bdd1e8
[   13.995807][  T322] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   13.996007][  T322] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c224ce1
[   13.996214][  T322] FS:  00007f379d7f9840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   13.996454][  T322] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.996623][  T322] CR2: 000000003deda988 CR3: 000000000bfd0004 CR4: 0000000000771ef0
[   13.996826][  T322] PKRU: 55555554
[   13.996926][  T322] Call Trace:
[   13.997026][  T322]  <TASK>
[   13.997096][  T322]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.997238][  T322]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.997340][  T322]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.997478][  T322]  __dev_notify_flags (net/core/dev.c:9787)
[   13.997614][  T322]  ? netif_change_name (net/core/dev.c:1495)
[   13.997747][  T322]  ? __dev_change_flags (net/core/dev.c:9752)
[   13.997881][  T322]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   13.998015][  T322]  ? 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))
[   13.998154][  T322]  netif_change_flags (net/core/dev.c:9820)
[   13.998293][  T322]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   13.998957][  T322]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.999096][  T322]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.999268][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.999403][  T322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.999541][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.999673][  T322]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.999808][  T322]  ? __kernel_text_address (kernel/extable.c:79)
[   13.999945][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.000079][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.000217][  T322]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.000349][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.000486][  T322]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.000617][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.000749][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.000884][  T322]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.001020][  T322]  ? __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)
[   14.001153][  T322]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.001289][  T322]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.001430][  T322]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.001566][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.001700][  T322]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.001833][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.001965][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.002099][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.002234][  T322]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.002370][  T322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.002506][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.002642][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.002775][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.002909][  T322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.003045][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.003181][  T322]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.003318][  T322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.003456][  T322]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.003589][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.003727][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.003859][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.003994][  T322]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.004129][  T322]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.004270][  T322]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.004411][  T322]  ? 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))
[   14.004543][  T322]  ? 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))
[   14.004679][  T322]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.004814][  T322]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.004949][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.005082][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   14.005221][  T322]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.005353][  T322]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.005490][  T322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.005622][  T322]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.005760][  T322]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.005895][  T322]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.006033][  T322]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.006169][  T322]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.006333][  T322]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.006468][  T322]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.006601][  T322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.006737][  T322]  ___sys_sendmsg (net/socket.c:2752)
[   14.006868][  T322]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.007033][  T322]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.007182][  T322]  __sys_sendmsg (net/socket.c:2784)
[   14.007317][  T322]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.007453][  T322]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.007620][  T322]  ? 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)
[   14.007755][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.007889][  T322]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.008022][  T322]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.008156][  T322]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.008293][  T322]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.008460][  T322] RIP: 0033:0x7f379da3308e
[   14.008600][  T322] 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
[   14.009067][  T322] RSP: 002b:00007fff8fcb58b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.009267][  T322] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f379da3308e
[   14.009472][  T322] RDX: 0000000000000000 RSI: 00007fff8fcb5960 RDI: 0000000000000005
[   14.009676][  T322] RBP: 00007fff8fcb58c0 R08: 0000000000000000 R09: 0000000000000000
[   14.009873][  T322] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15e
[   14.010073][  T322] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8fcb6030
| [   14.127822][  T326] ------------[ cut here ]------------
| [   14.128004][  T326] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/326
| [   14.128259][  T326] Modules linked in: veth
| [   14.128903][  T326] Tainted: [W]=WARN
[   14.129011][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.129190][  T326] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.129379][  T326] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.129875][  T326] RSP: 0018:ffa0000000db6e30 EFLAGS: 00010286
[   14.130052][  T326] RAX: 00000000ffffffa6 RBX: ff1100000502ec80 RCX: 1ff40000001b6d8c
[   14.130267][  T326] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502ed3c
[   14.130478][  T326] RBP: ff110000107a9000 R08: 1fe2200000a05da9 R09: ff1100000c215210
[   14.130685][  T326] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.130895][  T326] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c12e388
[   14.131103][  T326] FS:  00007fa209d40840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   14.131352][  T326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.131541][  T326] CR2: 000000000042ebe0 CR3: 000000000bf46003 CR4: 0000000000771ef0
[   14.131750][  T326] PKRU: 55555554
[   14.131855][  T326] Call Trace:
[   14.131960][  T326]  <TASK>
[   14.132032][  T326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.132175][  T326]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.132314][  T326]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.132426][  T326]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   14.132566][  T326]  __dev_notify_flags (net/core/dev.c:9787)
[   14.132708][  T326]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   14.132847][  T326]  ? 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)
[   14.132987][  T326]  ? netif_change_name (net/core/dev.c:1495)
[   14.133124][  T326]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.133266][  T326]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.133405][  T326]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.133542][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.133681][  T326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.133820][  T326]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.133958][  T326]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.134095][  T326]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.134239][  T326]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.134383][  T326] veth_newlink (drivers/net/veth.c:1871) veth
[   14.134523][  T326]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   14.134694][  T326]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.134832][  T326]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.134971][  T326]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.135124][  T326]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.135266][  T326]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.135408][  T326]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.135547][  T326]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.135685][  T326]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.135826][  T326]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.135966][  T326]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.136103][  T326]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.136245][  T326]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.136396][  T326]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.136539][  T326]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.136677][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.136815][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.136953][  T326]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.137091][  T326]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.137235][  T326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.137381][  T326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.137519][  T326]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.137659][  T326]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.137800][  T326]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.137939][  T326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.138081][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.138224][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.138371][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.138509][  T326]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.138645][  T326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.138786][  T326]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.138926][  T326]  ? 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))
[   14.139062][  T326]  ? 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))
[   14.139210][  T326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.139349][  T326]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.139496][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.139634][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   14.139773][  T326]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.139910][  T326]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.140048][  T326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.140195][  T326]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.140332][  T326]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.140473][  T326]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.140609][  T326]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.140746][  T326]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.140914][  T326]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.141062][  T326]  ___sys_sendmsg (net/socket.c:2752)
[   14.141205][  T326]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.141347][  T326]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.141526][  T326]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.141666][  T326]  __sys_sendmsg (net/socket.c:2784)
[   14.141806][  T326]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.141954][  T326]  ? 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)
[   14.142091][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.142234][  T326]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.142377][  T326]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.142512][  T326]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.142648][  T326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.142823][  T326] RIP: 0033:0x7fa209f7a08e
[   14.142968][  T326] 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
[   14.143467][  T326] RSP: 002b:00007ffdcf838a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.143673][  T326] RAX: ffffffffffffffda RBX: 00007ffdcf8391f8 RCX: 00007fa209f7a08e
[   14.143884][  T326] RDX: 0000000000000000 RSI: 00007ffdcf838b00 RDI: 0000000000000005
[   14.144089][  T326] RBP: 00007ffdcf838a60 R08: 0000000000000000 R09: 0000000000000000
[   14.144300][  T326] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15e
[   14.144511][  T326] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcf8391c0
| [   14.160455][  T326] ------------[ cut here ]------------
| [   14.160613][  T326] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/326
| [   14.160847][  T326] Modules linked in: veth
| [   14.161240][  T326] Tainted: [W]=WARN
[   14.161342][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.161520][  T326] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.161697][  T326] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.162178][  T326] RSP: 0018:ffa0000000db71b0 EFLAGS: 00010286
[   14.162348][  T326] RAX: 00000000ffffffa6 RBX: ff110000113d1380 RCX: 1ff40000001b6dfc
[   14.162556][  T326] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000113d143c
[   14.162763][  T326] RBP: ff1100001036c000 R08: 1fe220000227a289 R09: ff1100000c215210
[   14.162969][  T326] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.163174][  T326] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.163385][  T326] FS:  00007fa209d40840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   14.163626][  T326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.163797][  T326] CR2: 000000000042ebe0 CR3: 000000000bf46003 CR4: 0000000000771ef0
[   14.164000][  T326] PKRU: 55555554
[   14.164104][  T326] Call Trace:
[   14.164209][  T326]  <TASK>
[   14.164279][  T326]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.164425][  T326]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.164531][  T326]  __dev_notify_flags (net/core/dev.c:9787)
[   14.164666][  T326]  ? netif_change_name (net/core/dev.c:1495)
[   14.164801][  T326]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.164934][  T326]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.165071][  T326]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.165212][  T326]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.165350][  T326]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.165493][  T326]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.165627][  T326]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.165767][  T326]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.165907][  T326]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.166043][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.166183][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.166319][  T326]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.166516][  T326]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.166652][  T326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.166791][  T326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.166928][  T326]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.167064][  T326]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.167202][  T326]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.167337][  T326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.167477][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.167615][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.167751][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.167891][  T326]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.168028][  T326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.168169][  T326]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.168312][  T326]  ? 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))
[   14.168455][  T326]  ? 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))
[   14.168593][  T326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.168736][  T326]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.168874][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.169011][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   14.169152][  T326]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.169294][  T326]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.169435][  T326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.169573][  T326]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.169712][  T326]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.169854][  T326]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.169994][  T326]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.170132][  T326]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.170308][  T326]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.170455][  T326]  ___sys_sendmsg (net/socket.c:2752)
[   14.170593][  T326]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.170735][  T326]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.170913][  T326]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.171055][  T326]  __sys_sendmsg (net/socket.c:2784)
[   14.171198][  T326]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.171341][  T326]  ? 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)
[   14.171485][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.171626][  T326]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.171767][  T326]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.171905][  T326]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.172045][  T326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.172218][  T326] RIP: 0033:0x7fa209f7a08e
[   14.172368][  T326] 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
[   14.172861][  T326] RSP: 002b:00007ffdcf838a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.173072][  T326] RAX: ffffffffffffffda RBX: 00007ffdcf8391f8 RCX: 00007fa209f7a08e
[   14.173280][  T326] RDX: 0000000000000000 RSI: 00007ffdcf838b00 RDI: 0000000000000005
[   14.173491][  T326] RBP: 00007ffdcf838a60 R08: 0000000000000000 R09: 0000000000000000
[   14.173698][  T326] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15e
[   14.173903][  T326] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcf8391c0
| [   14.239010][  T328] ------------[ cut here ]------------
| [   14.239264][  T328] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/328
| [   14.239644][  T328] Modules linked in: veth
| [   14.240232][  T328] Tainted: [W]=WARN
[   14.240399][  T328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.240658][  T328] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.240927][  T328] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.241675][  T328] RSP: 0018:ffa0000000dd7ab0 EFLAGS: 00010286
[   14.241935][  T328] RAX: 00000000ffffffa6 RBX: ff110000106c8ac0 RCX: 1ff40000001baf1c
[   14.242247][  T328] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000106c8b7c
[   14.242562][  T328] RBP: ff1100000c11c000 R08: 1fe22000020d9171 R09: ff11000008ef0b90
[   14.242865][  T328] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   14.243174][  T328] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c11c000
[   14.243488][  T328] FS:  00007f4a4eda1840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   14.243849][  T328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.244107][  T328] CR2: 00007f4a4efa8430 CR3: 00000000113ef004 CR4: 0000000000771ef0
[   14.244584][  T328] PKRU: 55555554
[   14.244743][  T328] Call Trace:
[   14.244897][  T328]  <TASK>
[   14.245005][  T328]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.245219][  T328]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.245435][  T328]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.245592][  T328]  register_netdevice (net/core/dev.c:11488)
[   14.245785][  T328]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   14.246050][  T328]  register_netdev (net/core/dev.c:11552)
[   14.246263][  T328]  loopback_net_init (drivers/net/loopback.c:218)
[   14.246483][  T328]  ops_init (net/core/net_namespace.c:137)
[   14.246644][  T328]  setup_net (net/core/net_namespace.c:446)
[   14.246803][  T328]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   14.247007][  T328]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   14.247219][  T328]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   14.247435][  T328]  copy_net_ns (net/core/net_namespace.c:579)
[   14.247639][  T328]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.247845][  T328]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.248046][  T328]  ksys_unshare (kernel/fork.c:3243)
[   14.248256][  T328]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   14.248466][  T328]  ? __ia32_sys_open (fs/open.c:1374)
[   14.248673][  T328]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.248872][  T328]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   14.249074][  T328]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.249276][  T328]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.249482][  T328]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.249680][  T328]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.249934][  T328] RIP: 0033:0x7f4a4f063bcb
[   14.250148][  T328] 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
[   14.250911][  T328] RSP: 002b:00007ffcbde57fd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   14.251224][  T328] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4a4f063bcb
[   14.251535][  T328] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.251840][  T328] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.252144][  T328] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcbde5a200
[   14.252463][  T328] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcbde5a84d
| [   14.294889][  T329] ------------[ cut here ]------------
| [   14.295053][  T329] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/329
| [   14.295293][  T329] Modules linked in: veth
| [   14.295671][  T329] Tainted: [W]=WARN
[   14.295770][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.295932][  T329] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.296104][  T329] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.296579][  T329] RSP: 0018:ffa0000000de7030 EFLAGS: 00010286
[   14.296745][  T329] RAX: 00000000ffffffa6 RBX: ff1100000bef7e00 RCX: 1ff40000001bcdcc
[   14.296940][  T329] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef7ebc
[   14.297134][  T329] RBP: ff1100000c11c000 R08: 1fe22000017defd9 R09: ff11000008ef2ea8
[   14.297331][  T329] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   14.297531][  T329] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c11cce1
[   14.297729][  T329] FS:  00007fc785541840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   14.297963][  T329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.298130][  T329] CR2: 00007fc7858111a0 CR3: 00000000113f7004 CR4: 0000000000771ef0
[   14.298327][  T329] PKRU: 55555554
[   14.298431][  T329] Call Trace:
[   14.298531][  T329]  <TASK>
[   14.298599][  T329]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.298731][  T329]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.298832][  T329]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.298967][  T329]  __dev_notify_flags (net/core/dev.c:9787)
[   14.299102][  T329]  ? netif_change_name (net/core/dev.c:1495)
[   14.299237][  T329]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.299374][  T329]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.299508][  T329]  ? 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))
[   14.299642][  T329]  netif_change_flags (net/core/dev.c:9820)
[   14.299791][  T329]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.299923][  T329]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.300054][  T329]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.300223][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.300354][  T329]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.300490][  T329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.300620][  T329]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.300752][  T329]  ? __kernel_text_address (kernel/extable.c:79)
[   14.300886][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.301017][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.301148][  T329]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.301283][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.301419][  T329]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.301548][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.301677][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.301806][  T329]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.301937][  T329]  ? __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)
[   14.302067][  T329]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.302202][  T329]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.302336][  T329]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.302472][  T329]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.302606][  T329]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.302739][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.302868][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.302999][  T329]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.303129][  T329]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.303263][  T329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.303403][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.303533][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.303663][  T329]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.303795][  T329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.303928][  T329]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.304058][  T329]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.304191][  T329]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.304323][  T329]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.304458][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.304589][  T329]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.304719][  T329]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.304851][  T329]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.304985][  T329]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.305116][  T329]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.305255][  T329]  ? 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))
[   14.305394][  T329]  ? 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))
[   14.305527][  T329]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.305658][  T329]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.305787][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.305919][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   14.306051][  T329]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.306189][  T329]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.306322][  T329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.306458][  T329]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.306589][  T329]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.306720][  T329]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.306851][  T329]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.306984][  T329]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.307146][  T329]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.307286][  T329]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.307420][  T329]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.307551][  T329]  ___sys_sendmsg (net/socket.c:2752)
[   14.307681][  T329]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.307844][  T329]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.307986][  T329]  __sys_sendmsg (net/socket.c:2784)
[   14.308117][  T329]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.308252][  T329]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.308424][  T329]  ? 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)
[   14.308556][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.308686][  T329]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.308817][  T329]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.308948][  T329]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.309078][  T329]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.309246][  T329] RIP: 0033:0x7fc78577b08e
[   14.309391][  T329] 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
[   14.309854][  T329] RSP: 002b:00007ffc0e3cc250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.310050][  T329] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc78577b08e
[   14.310253][  T329] RDX: 0000000000000000 RSI: 00007ffc0e3cc300 RDI: 0000000000000005
[   14.310454][  T329] RBP: 00007ffc0e3cc260 R08: 0000000000000000 R09: 0000000000000000
[   14.310647][  T329] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15e
[   14.310841][  T329] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0e3cc9d0
| [   14.440856][  T333] ------------[ cut here ]------------
| [   14.441078][  T333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/333
| [   14.441395][  T333] Modules linked in: veth
| [   14.441876][  T333] Tainted: [W]=WARN
[   14.442026][  T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.442253][  T333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.442496][  T333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.443031][  T333] RSP: 0018:ffa0000000d86e30 EFLAGS: 00010286
[   14.443262][  T333] RAX: 00000000ffffffa6 RBX: ff1100000c3e4580 RCX: 1ff40000001b0d8c
[   14.443525][  T333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e463c
[   14.443782][  T333] RBP: ff1100001097c000 R08: 1fe220000187c8c9 R09: ff1100000c765210
[   14.444037][  T333] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.444296][  T333] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ac83188
[   14.444565][  T333] FS:  00007f5cdb1e3840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   14.444860][  T333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.445080][  T333] CR2: 000000000042ebe0 CR3: 000000001157e001 CR4: 0000000000771ef0
[   14.445339][  T333] PKRU: 55555554
[   14.445501][  T333] Call Trace:
[   14.445650][  T333]  <TASK>
[   14.445768][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.445956][  T333]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.446145][  T333]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.446309][  T333]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   14.446510][  T333]  __dev_notify_flags (net/core/dev.c:9787)
[   14.446696][  T333]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   14.446883][  T333]  ? 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)
[   14.447067][  T333]  ? netif_change_name (net/core/dev.c:1495)
[   14.447259][  T333]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.447455][  T333]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.447645][  T333]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.447840][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.448029][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.448223][  T333]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.448422][  T333]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.448606][  T333]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.448791][  T333]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.448980][  T333] veth_newlink (drivers/net/veth.c:1871) veth
[   14.449171][  T333]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   14.449401][  T333]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.449587][  T333]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.449770][  T333]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.449971][  T333]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.450167][  T333]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.450371][  T333]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.450555][  T333]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.450742][  T333]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.450930][  T333]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.451118][  T333]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.451308][  T333]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.451505][  T333]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.451700][  T333]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.451891][  T333]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.452077][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.452266][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.452464][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.452649][  T333]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.452831][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.453019][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.453213][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.453409][  T333]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.453597][  T333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.453783][  T333]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.453968][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.454163][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.454344][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.454541][  T333]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.454728][  T333]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.454912][  T333]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.455100][  T333]  ? 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))
[   14.455293][  T333]  ? 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))
[   14.455492][  T333]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.455679][  T333]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.455863][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.456047][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   14.456235][  T333]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.456434][  T333]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.456614][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.456797][  T333]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.456981][  T333]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.457172][  T333]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.457371][  T333]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.457556][  T333]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.457771][  T333]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.457960][  T333]  ___sys_sendmsg (net/socket.c:2752)
[   14.458145][  T333]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.458340][  T333]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.458575][  T333]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.458760][  T333]  __sys_sendmsg (net/socket.c:2784)
[   14.458943][  T333]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.459129][  T333]  ? 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)
[   14.459320][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.459513][  T333]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.459696][  T333]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.459880][  T333]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.460068][  T333]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.460293][  T333] RIP: 0033:0x7f5cdb41d08e
[   14.460517][  T333] 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
[   14.461050][  T333] RSP: 002b:00007ffc1ff25830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.461314][  T333] RAX: ffffffffffffffda RBX: 00007ffc1ff25fd8 RCX: 00007f5cdb41d08e
[   14.461581][  T333] RDX: 0000000000000000 RSI: 00007ffc1ff258e0 RDI: 0000000000000005
[   14.461833][  T333] RBP: 00007ffc1ff25840 R08: 0000000000000000 R09: 0000000000000000
[   14.462085][  T333] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15e
[   14.462344][  T333] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1ff25fa0
| [   14.471021][  T333] ------------[ cut here ]------------
| [   14.471224][  T333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/333
| [   14.472030][  T333] Modules linked in: veth
| [   14.473010][  T333] Tainted: [W]=WARN
[   14.473221][  T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.473507][  T333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.473788][  T333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.474390][  T333] RSP: 0018:ffa0000000d871b0 EFLAGS: 00010286
[   14.474662][  T333] RAX: 00000000ffffffa6 RBX: ff110000095e0740 RCX: 1ff40000001b0dfc
[   14.474960][  T333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e07fc
[   14.475278][  T333] RBP: ff1100000f191000 R08: 1fe22000012bc101 R09: ff1100000c765210
[   14.475590][  T333] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.475890][  T333] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.476205][  T333] FS:  00007f5cdb1e3840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   14.476553][  T333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.476824][  T333] CR2: 000000000042ebe0 CR3: 000000001157e001 CR4: 0000000000771ef0
[   14.477127][  T333] PKRU: 55555554
[   14.477333][  T333] Call Trace:
[   14.477544][  T333]  <TASK>
[   14.477712][  T333]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.477955][  T333]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.478168][  T333]  __dev_notify_flags (net/core/dev.c:9787)
[   14.478420][  T333]  ? netif_change_name (net/core/dev.c:1495)
[   14.478658][  T333]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.478890][  T333]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.479128][  T333]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.479389][  T333]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.479629][  T333]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.479866][  T333]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.480102][  T333]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.480421][  T333]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.480667][  T333]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.480901][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.481134][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.481391][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.481624][  T333]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.481859][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.482098][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.482346][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.482601][  T333]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.482837][  T333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.483066][  T333]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.483255][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.483455][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.483635][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.483819][  T333]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.483997][  T333]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.484188][  T333]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.484389][  T333]  ? 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))
[   14.484568][  T333]  ? 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))
[   14.484756][  T333]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.484939][  T333]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.485116][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.485302][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   14.485495][  T333]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.485676][  T333]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.485854][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.486035][  T333]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.486228][  T333]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.486422][  T333]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.486605][  T333]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.486783][  T333]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.486991][  T333]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.487181][  T333]  ___sys_sendmsg (net/socket.c:2752)
[   14.487373][  T333]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.487556][  T333]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.487772][  T333]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.487954][  T333]  __sys_sendmsg (net/socket.c:2784)
[   14.488133][  T333]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.488324][  T333]  ? 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)
[   14.488514][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.488698][  T333]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.488881][  T333]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.489061][  T333]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.489250][  T333]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.489473][  T333] RIP: 0033:0x7f5cdb41d08e
[   14.489660][  T333] 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
[   14.490193][  T333] RSP: 002b:00007ffc1ff25830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.490456][  T333] RAX: ffffffffffffffda RBX: 00007ffc1ff25fd8 RCX: 00007f5cdb41d08e
[   14.490702][  T333] RDX: 0000000000000000 RSI: 00007ffc1ff258e0 RDI: 0000000000000005
[   14.490945][  T333] RBP: 00007ffc1ff25840 R08: 0000000000000000 R09: 0000000000000000
[   14.491198][  T333] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15e
[   14.491455][  T333] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1ff25fa0
| [   14.544985][  T335] ------------[ cut here ]------------
| [   14.545160][  T335] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/335
| [   14.545406][  T335] Modules linked in: veth
| [   14.545786][  T335] Tainted: [W]=WARN
[   14.545887][  T335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.546052][  T335] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.546233][  T335] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.546708][  T335] RSP: 0018:ffa00000004d7ab0 EFLAGS: 00010286
[   14.546876][  T335] RAX: 00000000ffffffa6 RBX: ff1100000b2b31c0 RCX: 1ff400000009af1c
[   14.547077][  T335] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2b327c
[   14.547278][  T335] RBP: ff11000011671000 R08: 1fe2200001656651 R09: ff1100000fdd5210
[   14.547480][  T335] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.547679][  T335] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011671000
[   14.547878][  T335] FS:  00007ff8dbd5f840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   14.548115][  T335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.548287][  T335] CR2: 00007ff8dbf66430 CR3: 000000001153f004 CR4: 0000000000771ef0
[   14.548490][  T335] PKRU: 55555554
[   14.548588][  T335] Call Trace:
[   14.548688][  T335]  <TASK>
[   14.548757][  T335]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.548893][  T335]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.549029][  T335]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.549132][  T335]  register_netdevice (net/core/dev.c:11488)
[   14.549271][  T335]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   14.549442][  T335]  register_netdev (net/core/dev.c:11552)
[   14.549572][  T335]  loopback_net_init (drivers/net/loopback.c:218)
[   14.549709][  T335]  ops_init (net/core/net_namespace.c:137)
[   14.549813][  T335]  setup_net (net/core/net_namespace.c:446)
[   14.549915][  T335]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   14.550046][  T335]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   14.550184][  T335]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   14.550320][  T335]  copy_net_ns (net/core/net_namespace.c:579)
[   14.550458][  T335]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.550593][  T335]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.550727][  T335]  ksys_unshare (kernel/fork.c:3243)
[   14.550862][  T335]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   14.550992][  T335]  ? __ia32_sys_open (fs/open.c:1374)
[   14.551126][  T335]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.551259][  T335]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   14.551396][  T335]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.551528][  T335]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.551662][  T335]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.551796][  T335]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.551959][  T335] RIP: 0033:0x7ff8dc021bcb
[   14.552099][  T335] 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
[   14.552571][  T335] RSP: 002b:00007ffe563dcf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   14.552770][  T335] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff8dc021bcb
[   14.552966][  T335] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.553165][  T335] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.553366][  T335] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe563df180
[   14.553563][  T335] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe563e084d
| [   14.586664][  T336] ------------[ cut here ]------------
| [   14.586834][  T336] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/336
| [   14.587075][  T336] Modules linked in: veth
| [   14.587461][  T336] Tainted: [W]=WARN
[   14.587561][  T336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.587729][  T336] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.587901][  T336] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.588371][  T336] RSP: 0018:ffa0000000e27030 EFLAGS: 00010286
[   14.588540][  T336] RAX: 00000000ffffffa6 RBX: ff1100000b2b2900 RCX: 1ff40000001c4dcc
[   14.588736][  T336] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2b29bc
[   14.588931][  T336] RBP: ff11000011671000 R08: 1fe2200001656539 R09: ff1100000fdd0b68
[   14.589131][  T336] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   14.589338][  T336] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011671ce1
[   14.589538][  T336] FS:  00007fb00488c840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   14.589769][  T336] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.589934][  T336] CR2: 000000000767e988 CR3: 0000000010abd006 CR4: 0000000000771ef0
[   14.590130][  T336] PKRU: 55555554
[   14.590233][  T336] Call Trace:
[   14.590332][  T336]  <TASK>
[   14.590404][  T336]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.590538][  T336]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.590639][  T336]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.590770][  T336]  __dev_notify_flags (net/core/dev.c:9787)
[   14.590901][  T336]  ? netif_change_name (net/core/dev.c:1495)
[   14.591033][  T336]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.591174][  T336]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.591308][  T336]  ? 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))
[   14.591998][  T336]  netif_change_flags (net/core/dev.c:9820)
[   14.592134][  T336]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.592271][  T336]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.592405][  T336]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.592569][  T336]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.592701][  T336]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.592831][  T336]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.592960][  T336]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.593091][  T336]  ? __kernel_text_address (kernel/extable.c:79)
[   14.593227][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.593364][  T336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.593496][  T336]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.593627][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.593758][  T336]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.593887][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.594014][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.594144][  T336]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.594278][  T336]  ? __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)
[   14.594415][  T336]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.594549][  T336]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.594682][  T336]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.594814][  T336]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.594948][  T336]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.595081][  T336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.595216][  T336]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.595347][  T336]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.595485][  T336]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.595618][  T336]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.595751][  T336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.595881][  T336]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.596011][  T336]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.596142][  T336]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.596279][  T336]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.596414][  T336]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.596546][  T336]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.596679][  T336]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.596809][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.596942][  T336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.597072][  T336]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.597212][  T336]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.597344][  T336]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.597480][  T336]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.597616][  T336]  ? 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))
[   14.597749][  T336]  ? 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))
[   14.597883][  T336]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.598016][  T336]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.598147][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.598284][  T336]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   14.598422][  T336]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.598556][  T336]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.598691][  T336]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.598823][  T336]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.598958][  T336]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.599090][  T336]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.599226][  T336]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.599362][  T336]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.599524][  T336]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.599659][  T336]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.599791][  T336]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.599926][  T336]  ___sys_sendmsg (net/socket.c:2752)
[   14.600056][  T336]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.600223][  T336]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.600371][  T336]  __sys_sendmsg (net/socket.c:2784)
[   14.600503][  T336]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.600635][  T336]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.600801][  T336]  ? 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)
[   14.600931][  T336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.601065][  T336]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.601202][  T336]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.601335][  T336]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.601471][  T336]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.601638][  T336] RIP: 0033:0x7fb004ac608e
[   14.601778][  T336] 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
[   14.602256][  T336] RSP: 002b:00007fff8bffc620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.602461][  T336] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb004ac608e
[   14.602662][  T336] RDX: 0000000000000000 RSI: 00007fff8bffc6d0 RDI: 0000000000000005
[   14.602862][  T336] RBP: 00007fff8bffc630 R08: 0000000000000000 R09: 0000000000000000
[   14.603062][  T336] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15e
[   14.603263][  T336] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8bffcda0
| [   14.725953][  T340] ------------[ cut here ]------------
| [   14.726133][  T340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/340
| [   14.726394][  T340] Modules linked in: veth
| [   14.726790][  T340] Tainted: [W]=WARN
[   14.726896][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.727071][  T340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.727256][  T340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.727754][  T340] RSP: 0018:ffa0000000e46e30 EFLAGS: 00010286
[   14.727931][  T340] RAX: 00000000ffffffa6 RBX: ff11000009a3de00 RCX: 1ff40000001c8d8c
[   14.728139][  T340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3debc
[   14.728353][  T340] RBP: ff110000112c9000 R08: 1fe2200001347bd9 R09: ff1100000c265210
[   14.728567][  T340] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.728772][  T340] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0eb508
[   14.728980][  T340] FS:  00007fe3c1527840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   14.729238][  T340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.729419][  T340] CR2: 000000000042ebe0 CR3: 00000000111bc002 CR4: 0000000000771ef0
[   14.729625][  T340] PKRU: 55555554
[   14.729730][  T340] Call Trace:
[   14.729835][  T340]  <TASK>
[   14.729911][  T340]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.730055][  T340]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.730165][  T340]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   14.730339][  T340]  __dev_notify_flags (net/core/dev.c:9787)
[   14.730482][  T340]  ? netif_change_name (net/core/dev.c:1495)
[   14.730622][  T340]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.730764][  T340]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.730902][  T340]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.731041][  T340]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   14.731186][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.731325][  T340]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.731469][  T340]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.731607][  T340]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.731746][  T340]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.731888][  T340] veth_newlink (drivers/net/veth.c:1871) veth
[   14.732030][  T340]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   14.732207][  T340]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.732349][  T340]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.732496][  T340]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.732653][  T340]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.732793][  T340]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.732935][  T340]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.733072][  T340]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.733218][  T340]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.733363][  T340]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.733504][  T340]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.733641][  T340]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.733779][  T340]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.733923][  T340]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.734065][  T340]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.734208][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.734347][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.734492][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.734635][  T340]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.734771][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.734913][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.735053][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.735195][  T340]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.735335][  T340]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.735478][  T340]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.735617][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.735757][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.735894][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.736034][  T340]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.736179][  T340]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.736316][  T340]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.736463][  T340]  ? 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))
[   14.736600][  T340]  ? 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))
[   14.736741][  T340]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.736882][  T340]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.737020][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.737164][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   14.737307][  T340]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.737453][  T340]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.737591][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.737732][  T340]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.737871][  T340]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.738010][  T340]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.738155][  T340]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.738292][  T340]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.738466][  T340]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.738607][  T340]  ___sys_sendmsg (net/socket.c:2752)
[   14.738747][  T340]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.738889][  T340]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.739063][  T340]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.739204][  T340]  __sys_sendmsg (net/socket.c:2784)
[   14.739343][  T340]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.739489][  T340]  ? 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)
[   14.739629][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.739771][  T340]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.739911][  T340]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.740049][  T340]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.740191][  T340]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.740369][  T340] RIP: 0033:0x7fe3c176108e
[   14.740516][  T340] 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
[   14.741011][  T340] RSP: 002b:00007ffc180c53f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.741226][  T340] RAX: ffffffffffffffda RBX: 00007ffc180c5b98 RCX: 00007fe3c176108e
[   14.741440][  T340] RDX: 0000000000000000 RSI: 00007ffc180c54a0 RDI: 0000000000000005
[   14.741647][  T340] RBP: 00007ffc180c5400 R08: 0000000000000000 R09: 0000000000000000
[   14.741855][  T340] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15f
[   14.742062][  T340] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc180c5b60
| [   14.752328][  T340] ------------[ cut here ]------------
| [   14.752496][  T340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/340
| [   14.752731][  T340] Modules linked in: veth
| [   14.753113][  T340] Tainted: [W]=WARN
[   14.753222][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.753395][  T340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.753571][  T340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.754050][  T340] RSP: 0018:ffa0000000e471b0 EFLAGS: 00010286
[   14.754229][  T340] RAX: 00000000ffffffa6 RBX: ff1100000f08b1c0 RCX: 1ff40000001c8dfc
[   14.754437][  T340] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f08b27c
[   14.754638][  T340] RBP: ff110000112cc000 R08: 1fe2200001e11651 R09: ff1100000c265210
[   14.754837][  T340] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.755039][  T340] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.755245][  T340] FS:  00007fe3c1527840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   14.755487][  T340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.755657][  T340] CR2: 000000000042ebe0 CR3: 00000000111bc002 CR4: 0000000000771ef0
[   14.755861][  T340] PKRU: 55555554
[   14.755962][  T340] Call Trace:
[   14.756064][  T340]  <TASK>
[   14.756135][  T340]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.756275][  T340]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.756383][  T340]  __dev_notify_flags (net/core/dev.c:9787)
[   14.756528][  T340]  ? netif_change_name (net/core/dev.c:1495)
[   14.756664][  T340]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.756799][  T340]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.756937][  T340]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.757074][  T340]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.757213][  T340]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.757348][  T340]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.757489][  T340]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.757629][  T340]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.757767][  T340]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.757906][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.758043][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.758182][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.758315][  T340]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.758510][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.758650][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.758785][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.758920][  T340]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.759059][  T340]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.759195][  T340]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.759333][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.759527][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.759662][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.759797][  T340]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.759937][  T340]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.760075][  T340]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.760223][  T340]  ? 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))
[   14.760416][  T340]  ? 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))
[   14.760554][  T340]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.760746][  T340]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.760881][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.761015][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   14.761158][  T340]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.761300][  T340]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.761468][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.761602][  T340]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.761739][  T340]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.761878][  T340]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.762016][  T340]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.762155][  T340]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.762329][  T340]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.762473][  T340]  ___sys_sendmsg (net/socket.c:2752)
[   14.762608][  T340]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.762749][  T340]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.762925][  T340]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.763061][  T340]  __sys_sendmsg (net/socket.c:2784)
[   14.763202][  T340]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.763339][  T340]  ? 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)
[   14.763484][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.763621][  T340]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.763757][  T340]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.763892][  T340]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.764028][  T340]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.764203][  T340] RIP: 0033:0x7fe3c176108e
[   14.764346][  T340] 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
[   14.764836][  T340] RSP: 002b:00007ffc180c53f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.765042][  T340] RAX: ffffffffffffffda RBX: 00007ffc180c5b98 RCX: 00007fe3c176108e
[   14.765248][  T340] RDX: 0000000000000000 RSI: 00007ffc180c54a0 RDI: 0000000000000005
[   14.765457][  T340] RBP: 00007ffc180c5400 R08: 0000000000000000 R09: 0000000000000000
[   14.765659][  T340] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15f
[   14.765865][  T340] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc180c5b60
| [   14.825225][  T342] ------------[ cut here ]------------
| [   14.825706][  T342] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/342
| [   14.825988][  T342] Modules linked in: veth
| [   14.826475][  T342] Tainted: [W]=WARN
[   14.826620][  T342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.826832][  T342] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.827053][  T342] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.827582][  T342] RSP: 0018:ffa0000000e67ab0 EFLAGS: 00010286
[   14.827795][  T342] RAX: 00000000ffffffa6 RBX: ff11000010a52c80 RCX: 1ff40000001ccf1c
[   14.828035][  T342] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a52d3c
[   14.828282][  T342] RBP: ff1100001131c000 R08: 1fe220000214a5a9 R09: ff1100000c260b90
[   14.828534][  T342] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.828775][  T342] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001131c000
[   14.829019][  T342] FS:  00007f296d0d2840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   14.829303][  T342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.829530][  T342] CR2: 00007f296d2d9430 CR3: 000000000c185006 CR4: 0000000000771ef0
[   14.829774][  T342] PKRU: 55555554
[   14.829920][  T342] Call Trace:
[   14.830065][  T342]  <TASK>
[   14.830187][  T342]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.830380][  T342]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.830560][  T342]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.830710][  T342]  register_netdevice (net/core/dev.c:11488)
[   14.830889][  T342]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   14.831100][  T342]  register_netdev (net/core/dev.c:11552)
[   14.831285][  T342]  loopback_net_init (drivers/net/loopback.c:218)
[   14.831474][  T342]  ops_init (net/core/net_namespace.c:137)
[   14.831623][  T342]  setup_net (net/core/net_namespace.c:446)
[   14.831771][  T342]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   14.831946][  T342]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   14.832126][  T342]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   14.832314][  T342]  copy_net_ns (net/core/net_namespace.c:579)
[   14.832505][  T342]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.832686][  T342]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.832866][  T342]  ksys_unshare (kernel/fork.c:3243)
[   14.833044][  T342]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   14.833235][  T342]  ? __ia32_sys_open (fs/open.c:1374)
[   14.833435][  T342]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.833611][  T342]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   14.833792][  T342]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.833971][  T342]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.834158][  T342]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.834336][  T342]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.834556][  T342] RIP: 0033:0x7f296d394bcb
[   14.834741][  T342] 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
[   14.835255][  T342] RSP: 002b:00007ffd2711e308 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   14.835507][  T342] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f296d394bcb
[   14.835746][  T342] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.835986][  T342] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.836237][  T342] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd27120530
[   14.836487][  T342] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2712284d
| [   14.873497][  T343] ------------[ cut here ]------------
| [   14.873695][  T343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/343
| [   14.873971][  T343] Modules linked in: veth
| [   14.874462][  T343] Tainted: [W]=WARN
[   14.874607][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.874816][  T343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.875039][  T343] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.875630][  T343] RSP: 0018:ffa0000000e77030 EFLAGS: 00010286
[   14.875899][  T343] RAX: 00000000ffffffa6 RBX: ff11000010a53540 RCX: 1ff40000001cedcc
[   14.876198][  T343] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a535fc
[   14.876529][  T343] RBP: ff1100001131c000 R08: 1fe220000214a6c1 R09: ff1100000c15d1e8
[   14.876928][  T343] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   14.877265][  T343] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001131cce1
[   14.877590][  T343] FS:  00007f9916429840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   14.877913][  T343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.878151][  T343] CR2: 0000000027691988 CR3: 000000000c509002 CR4: 0000000000771ef0
[   14.878405][  T343] PKRU: 55555554
[   14.878549][  T343] Call Trace:
[   14.878693][  T343]  <TASK>
[   14.878806][  T343]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.878986][  T343]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.879131][  T343]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.879315][  T343]  __dev_notify_flags (net/core/dev.c:9787)
[   14.879506][  T343]  ? netif_change_name (net/core/dev.c:1495)
[   14.879683][  T343]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.879864][  T343]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.880041][  T343]  ? 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))
[   14.880229][  T343]  netif_change_flags (net/core/dev.c:9820)
[   14.880422][  T343]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.880599][  T343]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.880777][  T343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.880991][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.881173][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.881351][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.881539][  T343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.881717][  T343]  ? __kernel_text_address (kernel/extable.c:79)
[   14.881893][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.882072][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.882255][  T343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.882442][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.882618][  T343]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.882793][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.882969][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.883154][  T343]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.883333][  T343]  ? __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)
[   14.883522][  T343]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.883703][  T343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.883882][  T343]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.884061][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.884250][  T343]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.884442][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.884618][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.884797][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.884974][  T343]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.885163][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.885344][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.885533][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.885714][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.885894][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.886073][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.886254][  T343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.886449][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.886626][  T343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.886802][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.886981][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.887162][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.887346][  T343]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.887536][  T343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.887714][  T343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.887898][  T343]  ? 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))
[   14.888072][  T343]  ? 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))
[   14.888254][  T343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.888441][  T343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.888617][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.888794][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   14.888970][  T343]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.889157][  T343]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.889337][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.889527][  T343]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.889705][  T343]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.889883][  T343]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.890061][  T343]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.890244][  T343]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.890465][  T343]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.890646][  T343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.890827][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.891003][  T343]  ___sys_sendmsg (net/socket.c:2752)
[   14.891184][  T343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.891405][  T343]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.891591][  T343]  __sys_sendmsg (net/socket.c:2784)
[   14.891765][  T343]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.891943][  T343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.892158][  T343]  ? 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)
[   14.892333][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.892522][  T343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.892696][  T343]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.892871][  T343]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.893050][  T343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.893266][  T343] RIP: 0033:0x7f991666308e
[   14.893460][  T343] 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
[   14.893960][  T343] RSP: 002b:00007fff66524310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.894210][  T343] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f991666308e
[   14.894461][  T343] RDX: 0000000000000000 RSI: 00007fff665243c0 RDI: 0000000000000005
[   14.894697][  T343] RBP: 00007fff66524320 R08: 0000000000000000 R09: 0000000000000000
[   14.894933][  T343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15f
[   14.895179][  T343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff66524a90
| [   15.016210][  T347] ------------[ cut here ]------------
| [   15.016402][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/347
| [   15.016655][  T347] Modules linked in: veth
| [   15.017054][  T347] Tainted: [W]=WARN
[   15.017167][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.017340][  T347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.017529][  T347] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.018035][  T347] RSP: 0018:ffa0000000d86e30 EFLAGS: 00010286
[   15.018220][  T347] RAX: 00000000ffffffa6 RBX: ff1100000bef6e40 RCX: 1ff40000001b0d8c
[   15.018436][  T347] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef6efc
[   15.018644][  T347] RBP: ff110000103c1000 R08: 1fe22000017dede1 R09: ff11000011255210
[   15.018853][  T347] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.019062][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c72a008
[   15.019280][  T347] FS:  00007fd0ed09b840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   15.019534][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.019714][  T347] CR2: 000000000042ebe0 CR3: 000000001051d002 CR4: 0000000000771ef0
[   15.019927][  T347] PKRU: 55555554
[   15.020034][  T347] Call Trace:
[   15.020145][  T347]  <TASK>
[   15.020221][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.020372][  T347]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.020513][  T347]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.020620][  T347]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   15.020765][  T347]  __dev_notify_flags (net/core/dev.c:9787)
[   15.020909][  T347]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   15.021049][  T347]  ? 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)
[   15.021198][  T347]  ? netif_change_name (net/core/dev.c:1495)
[   15.021339][  T347]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.021487][  T347]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.021630][  T347]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.021775][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.021920][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.022066][  T347]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.022216][  T347]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.022363][  T347]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.022509][  T347]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.022653][  T347] veth_newlink (drivers/net/veth.c:1871) veth
[   15.022801][  T347]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   15.022977][  T347]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.023120][  T347]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.023264][  T347]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.023428][  T347]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.023570][  T347]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.023713][  T347]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.023854][  T347]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.024000][  T347]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.024150][  T347]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.024294][  T347]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.024442][  T347]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.024585][  T347]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.024733][  T347]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.024879][  T347]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.025023][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.025172][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.025314][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.025459][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.025599][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.025745][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.025888][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.026033][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.026182][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.026324][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.026471][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.026614][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.026755][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.026899][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.027041][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.027190][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.027335][  T347]  ? 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))
[   15.027480][  T347]  ? 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))
[   15.027624][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.027767][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.027912][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.028054][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   15.028200][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.028343][  T347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.028488][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.028632][  T347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.028774][  T347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.028916][  T347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.029059][  T347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.029205][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.029391][  T347]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.029538][  T347]  ___sys_sendmsg (net/socket.c:2752)
[   15.029684][  T347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.029831][  T347]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.030019][  T347]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.030168][  T347]  __sys_sendmsg (net/socket.c:2784)
[   15.030310][  T347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.030462][  T347]  ? 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)
[   15.030607][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.030754][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.030900][  T347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.031042][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.031206][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.031392][  T347] RIP: 0033:0x7fd0ed2d508e
[   15.031546][  T347] 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
[   15.032068][  T347] RSP: 002b:00007ffc694d0770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.032290][  T347] RAX: ffffffffffffffda RBX: 00007ffc694d0f18 RCX: 00007fd0ed2d508e
[   15.032507][  T347] RDX: 0000000000000000 RSI: 00007ffc694d0820 RDI: 0000000000000005
[   15.032722][  T347] RBP: 00007ffc694d0780 R08: 0000000000000000 R09: 0000000000000000
[   15.032937][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15f
[   15.033156][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc694d0ee0
| [   15.043162][  T347] ------------[ cut here ]------------
| [   15.043333][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/347
| [   15.043583][  T347] Modules linked in: veth
| [   15.043978][  T347] Tainted: [W]=WARN
[   15.044083][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.044261][  T347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.044446][  T347] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.044933][  T347] RSP: 0018:ffa0000000d871b0 EFLAGS: 00010286
[   15.045107][  T347] RAX: 00000000ffffffa6 RBX: ff1100000502fc40 RCX: 1ff40000001b0dfc
[   15.045314][  T347] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502fcfc
[   15.045526][  T347] RBP: ff110000112d9000 R08: 1fe2200000a05fa1 R09: ff11000011255210
[   15.045731][  T347] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.045936][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.046147][  T347] FS:  00007fd0ed09b840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   15.046395][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.046567][  T347] CR2: 000000000042ebe0 CR3: 000000001051d002 CR4: 0000000000771ef0
[   15.046775][  T347] PKRU: 55555554
[   15.046880][  T347] Call Trace:
[   15.046984][  T347]  <TASK>
[   15.047056][  T347]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.047205][  T347]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.047310][  T347]  __dev_notify_flags (net/core/dev.c:9787)
[   15.047458][  T347]  ? netif_change_name (net/core/dev.c:1495)
[   15.047596][  T347]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.047735][  T347]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.047876][  T347]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.048015][  T347]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.048162][  T347]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.048299][  T347]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.048442][  T347]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.048584][  T347]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.048729][  T347]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.048866][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.049002][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.049144][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.049287][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.049487][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.049685][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.049826][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.049964][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.050104][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.050244][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.050437][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.050578][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.050714][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.050857][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.050999][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.051144][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.051288][  T347]  ? 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))
[   15.051481][  T347]  ? 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))
[   15.051622][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.051762][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.051900][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.052036][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   15.052177][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.052314][  T347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.052508][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.052645][  T347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.052786][  T347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.052924][  T347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.053061][  T347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.053202][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.053454][  T347]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.053596][  T347]  ___sys_sendmsg (net/socket.c:2752)
[   15.053732][  T347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.053877][  T347]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.054053][  T347]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.054198][  T347]  __sys_sendmsg (net/socket.c:2784)
[   15.054335][  T347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.054576][  T347]  ? 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)
[   15.054715][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.054855][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.054994][  T347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.055132][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.055275][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.055544][  T347] RIP: 0033:0x7fd0ed2d508e
[   15.055693][  T347] 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
[   15.056192][  T347] RSP: 002b:00007ffc694d0770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.056486][  T347] RAX: ffffffffffffffda RBX: 00007ffc694d0f18 RCX: 00007fd0ed2d508e
[   15.056696][  T347] RDX: 0000000000000000 RSI: 00007ffc694d0820 RDI: 0000000000000005
[   15.056904][  T347] RBP: 00007ffc694d0780 R08: 0000000000000000 R09: 0000000000000000
[   15.057111][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15f
[   15.057323][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc694d0ee0
| [   15.110799][  T349] ------------[ cut here ]------------
| [   15.110970][  T349] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/349
| [   15.111214][  T349] Modules linked in: veth
| [   15.111954][  T349] Tainted: [W]=WARN
[   15.112060][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.112234][  T349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.112422][  T349] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.112918][  T349] RSP: 0018:ffa0000000e97ab0 EFLAGS: 00010286
[   15.113087][  T349] RAX: 00000000ffffffa6 RBX: ff1100000502f700 RCX: 1ff40000001d2f1c
[   15.113291][  T349] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502f7bc
[   15.113496][  T349] RBP: ff110000114f1000 R08: 1fe2200000a05ef9 R09: ff11000011250b90
[   15.113705][  T349] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.113900][  T349] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000114f1000
[   15.114097][  T349] FS:  00007fe378db1840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   15.114333][  T349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.114504][  T349] CR2: 00007fe378fb8430 CR3: 00000000105ec005 CR4: 0000000000771ef0
[   15.114710][  T349] PKRU: 55555554
[   15.114809][  T349] Call Trace:
[   15.114909][  T349]  <TASK>
[   15.114978][  T349]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.115112][  T349]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.115250][  T349]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.115354][  T349]  register_netdevice (net/core/dev.c:11488)
[   15.115499][  T349]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.115665][  T349]  register_netdev (net/core/dev.c:11552)
[   15.115796][  T349]  loopback_net_init (drivers/net/loopback.c:218)
[   15.115931][  T349]  ops_init (net/core/net_namespace.c:137)
[   15.116032][  T349]  setup_net (net/core/net_namespace.c:446)
[   15.116131][  T349]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.116267][  T349]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.116412][  T349]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.116545][  T349]  copy_net_ns (net/core/net_namespace.c:579)
[   15.116677][  T349]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.116812][  T349]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.116945][  T349]  ksys_unshare (kernel/fork.c:3243)
[   15.117078][  T349]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.117220][  T349]  ? __ia32_sys_open (fs/open.c:1374)
[   15.117355][  T349]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.117492][  T349]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.117625][  T349]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.117757][  T349]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.117889][  T349]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.118021][  T349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.118197][  T349] RIP: 0033:0x7fe379073bcb
[   15.118341][  T349] 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
[   15.118814][  T349] RSP: 002b:00007ffd62806a48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   15.119017][  T349] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe379073bcb
[   15.119218][  T349] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.119418][  T349] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.119614][  T349] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd62808c70
[   15.119809][  T349] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd6280a84d
| [   15.153942][  T350] ------------[ cut here ]------------
| [   15.154115][  T350] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/350
| [   15.154370][  T350] Modules linked in: veth
| [   15.154763][  T350] Tainted: [W]=WARN
[   15.154868][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.155040][  T350] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.155226][  T350] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.155732][  T350] RSP: 0018:ffa0000000ea7030 EFLAGS: 00010286
[   15.155906][  T350] RAX: 00000000ffffffa6 RBX: ff110000106c8740 RCX: 1ff40000001d4dcc
[   15.156108][  T350] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000106c87fc
[   15.156316][  T350] RBP: ff110000114f1000 R08: 1fe22000020d9101 R09: ff11000010a2d1e8
[   15.156527][  T350] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   15.156732][  T350] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000114f1ce1
[   15.156937][  T350] FS:  00007f5403324840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   15.157183][  T350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.157362][  T350] CR2: 0000000008434988 CR3: 0000000011397004 CR4: 0000000000771ef0
[   15.157568][  T350] PKRU: 55555554
[   15.157671][  T350] Call Trace:
[   15.157773][  T350]  <TASK>
[   15.157851][  T350]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.157991][  T350]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.158099][  T350]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.158240][  T350]  __dev_notify_flags (net/core/dev.c:9787)
[   15.158383][  T350]  ? netif_change_name (net/core/dev.c:1495)
[   15.158518][  T350]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.158655][  T350]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.158793][  T350]  ? 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))
[   15.158932][  T350]  netif_change_flags (net/core/dev.c:9820)
[   15.159069][  T350]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.159212][  T350]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.159350][  T350]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.159526][  T350]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.159662][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.159797][  T350]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.159932][  T350]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.160070][  T350]  ? __kernel_text_address (kernel/extable.c:79)
[   15.160209][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.160345][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.160485][  T350]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.160621][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.160755][  T350]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.160888][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.161025][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.161164][  T350]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.161300][  T350]  ? __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)
[   15.161437][  T350]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.161573][  T350]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.161709][  T350]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.161847][  T350]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.161988][  T350]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.162126][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.162264][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.162404][  T350]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.162537][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.162672][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.162810][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.162946][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.163082][  T350]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.163222][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.163365][  T350]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.163500][  T350]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.163635][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.163768][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.163904][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.164041][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.164181][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.164318][  T350]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.164458][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.164593][  T350]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.164733][  T350]  ? 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))
[   15.164868][  T350]  ? 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))
[   15.165007][  T350]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.165152][  T350]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.165288][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.165430][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   15.165567][  T350]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.165706][  T350]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.165841][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.165978][  T350]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.166117][  T350]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.166262][  T350]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.166405][  T350]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.166542][  T350]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.166713][  T350]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.166848][  T350]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.166982][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.167118][  T350]  ___sys_sendmsg (net/socket.c:2752)
[   15.167257][  T350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.167430][  T350]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.167576][  T350]  __sys_sendmsg (net/socket.c:2784)
[   15.167712][  T350]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.167845][  T350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.168014][  T350]  ? 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)
[   15.168151][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.168288][  T350]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.168443][  T350]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.168578][  T350]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.168712][  T350]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.168878][  T350] RIP: 0033:0x7f540355e08e
[   15.169020][  T350] 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
[   15.169508][  T350] RSP: 002b:00007ffd5282fa50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.169710][  T350] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f540355e08e
[   15.169911][  T350] RDX: 0000000000000000 RSI: 00007ffd5282fb00 RDI: 0000000000000005
[   15.170111][  T350] RBP: 00007ffd5282fa60 R08: 0000000000000000 R09: 0000000000000000
[   15.170320][  T350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15f
[   15.170525][  T350] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd528301d0
| [   15.297214][  T354] ------------[ cut here ]------------
| [   15.297407][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/354
| [   15.297661][  T354] Modules linked in: veth
| [   15.298062][  T354] Tainted: [W]=WARN
[   15.298177][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.298353][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.298546][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.299037][  T354] RSP: 0018:ffa0000000ed6e30 EFLAGS: 00010286
[   15.299220][  T354] RAX: 00000000ffffffa6 RBX: ff11000009188900 RCX: 1ff40000001dad8c
[   15.299441][  T354] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000091889bc
[   15.299651][  T354] RBP: ff110000107cc000 R08: 1fe2200001231139 R09: ff11000011332ed0
[   15.299860][  T354] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.300069][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf17188
[   15.300285][  T354] FS:  00007ff5e411f840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   15.300537][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.300716][  T354] CR2: 000000000042ebe0 CR3: 000000001189d002 CR4: 0000000000771ef0
[   15.300925][  T354] PKRU: 55555554
[   15.301028][  T354] Call Trace:
[   15.301136][  T354]  <TASK>
[   15.301209][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.301353][  T354]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.301500][  T354]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.301607][  T354]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   15.301749][  T354]  __dev_notify_flags (net/core/dev.c:9787)
[   15.301891][  T354]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   15.302032][  T354]  ? 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)
[   15.302177][  T354]  ? netif_change_name (net/core/dev.c:1495)
[   15.302318][  T354]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.302463][  T354]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.302602][  T354]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.302742][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.302882][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.303022][  T354]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.303163][  T354]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.303306][  T354]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.303968][  T354]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.304115][  T354] veth_newlink (drivers/net/veth.c:1871) veth
[   15.304268][  T354]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   15.304448][  T354]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.304588][  T354]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.304726][  T354]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.304880][  T354]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.305019][  T354]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.305163][  T354]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.305302][  T354]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.305446][  T354]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.305588][  T354]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.305740][  T354]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.305881][  T354]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.306021][  T354]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.306170][  T354]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.306313][  T354]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.306458][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.306597][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.306735][  T354]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.306877][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.307013][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.307161][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.307302][  T354]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.307442][  T354]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.307581][  T354]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.307718][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.307856][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.307997][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.308138][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.308280][  T354]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.308425][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.308567][  T354]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.308709][  T354]  ? 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))
[   15.308848][  T354]  ? 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))
[   15.308991][  T354]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.309137][  T354]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.309278][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.309423][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   15.309563][  T354]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.309704][  T354]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.309844][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.309981][  T354]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.310123][  T354]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.310266][  T354]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.310409][  T354]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.310546][  T354]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.310716][  T354]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.310858][  T354]  ___sys_sendmsg (net/socket.c:2752)
[   15.310996][  T354]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.311145][  T354]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.311324][  T354]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.311470][  T354]  __sys_sendmsg (net/socket.c:2784)
[   15.311608][  T354]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.311750][  T354]  ? 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)
[   15.311890][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.312030][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.312176][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.312316][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.312461][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.312634][  T354] RIP: 0033:0x7ff5e435908e
[   15.312781][  T354] 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
[   15.313277][  T354] RSP: 002b:00007ffc597e9ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.313493][  T354] RAX: ffffffffffffffda RBX: 00007ffc597ea448 RCX: 00007ff5e435908e
[   15.313703][  T354] RDX: 0000000000000000 RSI: 00007ffc597e9d50 RDI: 0000000000000005
[   15.313912][  T354] RBP: 00007ffc597e9cb0 R08: 0000000000000000 R09: 0000000000000000
[   15.314122][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15f
[   15.314334][  T354] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc597ea410
| [   15.322676][  T354] ------------[ cut here ]------------
| [   15.322839][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/354
| [   15.323073][  T354] Modules linked in: veth
| [   15.323460][  T354] Tainted: [W]=WARN
[   15.323562][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.323730][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.323905][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.324393][  T354] RSP: 0018:ffa0000000ed71b0 EFLAGS: 00010286
[   15.324563][  T354] RAX: 00000000ffffffa6 RBX: ff110000114471c0 RCX: 1ff40000001dadfc
[   15.324766][  T354] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001144727c
[   15.324967][  T354] RBP: ff1100000be91000 R08: 1fe2200002288e51 R09: ff11000011332ed0
[   15.325170][  T354] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.325375][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.325575][  T354] FS:  00007ff5e411f840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   15.325823][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.325992][  T354] CR2: 000000000042ebe0 CR3: 000000001189d002 CR4: 0000000000771ef0
[   15.326199][  T354] PKRU: 55555554
[   15.326302][  T354] Call Trace:
[   15.326406][  T354]  <TASK>
[   15.326476][  T354]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.326614][  T354]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.326715][  T354]  __dev_notify_flags (net/core/dev.c:9787)
[   15.326850][  T354]  ? netif_change_name (net/core/dev.c:1495)
[   15.326984][  T354]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.327116][  T354]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.327258][  T354]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.327401][  T354]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.327536][  T354]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.327669][  T354]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.327803][  T354]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.327944][  T354]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.328082][  T354]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.328221][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.328355][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.328494][  T354]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.328628][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.328762][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.328899][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.329031][  T354]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.329171][  T354]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.329307][  T354]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.329446][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.329578][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.329713][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.329847][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.329980][  T354]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.330114][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.330254][  T354]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.330398][  T354]  ? 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))
[   15.330532][  T354]  ? 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))
[   15.330671][  T354]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.330808][  T354]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.330943][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.331077][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   15.331218][  T354]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.331356][  T354]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.331498][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.331632][  T354]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.331769][  T354]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.331907][  T354]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.332043][  T354]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.332182][  T354]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.332345][  T354]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.332489][  T354]  ___sys_sendmsg (net/socket.c:2752)
[   15.332624][  T354]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.332763][  T354]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.332940][  T354]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.333075][  T354]  __sys_sendmsg (net/socket.c:2784)
[   15.333220][  T354]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.333364][  T354]  ? 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)
[   15.333499][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.333636][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.333771][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.333905][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.334039][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.334207][  T354] RIP: 0033:0x7ff5e435908e
[   15.334348][  T354] 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
[   15.334828][  T354] RSP: 002b:00007ffc597e9ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.335031][  T354] RAX: ffffffffffffffda RBX: 00007ffc597ea448 RCX: 00007ff5e435908e
[   15.335234][  T354] RDX: 0000000000000000 RSI: 00007ffc597e9d50 RDI: 0000000000000005
[   15.335439][  T354] RBP: 00007ffc597e9cb0 R08: 0000000000000000 R09: 0000000000000000
[   15.335638][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15f
[   15.335933][  T354] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc597ea410
| [   15.396424][  T356] ------------[ cut here ]------------
| [   15.396591][  T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/356
| [   15.396828][  T356] Modules linked in: veth
| [   15.397207][  T356] Tainted: [W]=WARN
[   15.397309][  T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.397480][  T356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.397655][  T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.398132][  T356] RSP: 0018:ffa0000000ef7ab0 EFLAGS: 00010286
[   15.398302][  T356] RAX: 00000000ffffffa6 RBX: ff1100000c6fc900 RCX: 1ff40000001def1c
[   15.398505][  T356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fc9bc
[   15.398701][  T356] RBP: ff1100001155c000 R08: 1fe22000018df939 R09: ff11000010bdd210
[   15.398895][  T356] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.399089][  T356] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001155c000
[   15.399292][  T356] FS:  00007f4268088840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   15.399528][  T356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.399697][  T356] CR2: 00007f42682927d0 CR3: 0000000011657001 CR4: 0000000000771ef0
[   15.399895][  T356] PKRU: 55555554
[   15.399996][  T356] Call Trace:
[   15.400094][  T356]  <TASK>
[   15.400169][  T356]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.400303][  T356]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.400441][  T356]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.400543][  T356]  register_netdevice (net/core/dev.c:11488)
[   15.400678][  T356]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.400845][  T356]  register_netdev (net/core/dev.c:11552)
[   15.400978][  T356]  loopback_net_init (drivers/net/loopback.c:218)
[   15.401115][  T356]  ops_init (net/core/net_namespace.c:137)
[   15.401223][  T356]  setup_net (net/core/net_namespace.c:446)
[   15.401323][  T356]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.401530][  T356]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.401663][  T356]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.401799][  T356]  copy_net_ns (net/core/net_namespace.c:579)
[   15.401931][  T356]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.402065][  T356]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.402202][  T356]  ksys_unshare (kernel/fork.c:3243)
[   15.402338][  T356]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.402478][  T356]  ? __ia32_sys_open (fs/open.c:1374)
[   15.402616][  T356]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.402747][  T356]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.402881][  T356]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.403013][  T356]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.403152][  T356]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.403287][  T356]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.403458][  T356] RIP: 0033:0x7f426834abcb
[   15.403597][  T356] 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
[   15.404071][  T356] RSP: 002b:00007ffee269d2e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   15.404274][  T356] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f426834abcb
[   15.404481][  T356] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.404678][  T356] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.404875][  T356] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee269f510
[   15.405070][  T356] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee26a084d
| [   15.432591][  T357] ------------[ cut here ]------------
| [   15.432751][  T357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/357
| [   15.432988][  T357] Modules linked in: veth
| [   15.433376][  T357] Tainted: [W]=WARN
[   15.433477][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.433639][  T357] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.433815][  T357] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.434282][  T357] RSP: 0018:ffa0000000f07030 EFLAGS: 00010286
[   15.434457][  T357] RAX: 00000000ffffffa6 RBX: ff1100000c3e4e40 RCX: 1ff40000001e0dcc
[   15.434653][  T357] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e4efc
[   15.434849][  T357] RBP: ff1100001155c000 R08: 1fe220000187c9e1 R09: ff11000010bdaea8
[   15.435049][  T357] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   15.435241][  T357] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001155cce1
[   15.435437][  T357] FS:  00007fc9842dc840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   15.435664][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.435824][  T357] CR2: 0000000016ba9988 CR3: 00000000109a8004 CR4: 0000000000771ef0
[   15.436016][  T357] PKRU: 55555554
[   15.436142][  T357] Call Trace:
[   15.436239][  T357]  <TASK>
[   15.436309][  T357]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.436448][  T357]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.436546][  T357]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.436673][  T357]  __dev_notify_flags (net/core/dev.c:9787)
[   15.436805][  T357]  ? netif_change_name (net/core/dev.c:1495)
[   15.436933][  T357]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.437060][  T357]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.437192][  T357]  ? 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))
[   15.437323][  T357]  netif_change_flags (net/core/dev.c:9820)
[   15.437454][  T357]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.437585][  T357]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.437715][  T357]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.437872][  T357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.437997][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.438123][  T357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.438254][  T357]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.438998][  T357]  ? __kernel_text_address (kernel/extable.c:79)
[   15.439135][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.439264][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.439399][  T357]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.439527][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.439654][  T357]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.439778][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.439904][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.440030][  T357]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.440161][  T357]  ? __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)
[   15.440297][  T357]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.440427][  T357]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.440554][  T357]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.440682][  T357]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.440810][  T357]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.440937][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.441061][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.441202][  T357]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.441328][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.441458][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.441584][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.441706][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.441831][  T357]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.441972][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.442100][  T357]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.442230][  T357]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.442362][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.442486][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.442612][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.442739][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.442869][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.442997][  T357]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.443136][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.443262][  T357]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.443396][  T357]  ? 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))
[   15.443524][  T357]  ? 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))
[   15.443657][  T357]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.443784][  T357]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.443909][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.444034][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   15.444165][  T357]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.444293][  T357]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.444424][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.444559][  T357]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.444685][  T357]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.444811][  T357]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.444939][  T357]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.445065][  T357]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.445223][  T357]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.445355][  T357]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.445486][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.445612][  T357]  ___sys_sendmsg (net/socket.c:2752)
[   15.445739][  T357]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.445901][  T357]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.446038][  T357]  __sys_sendmsg (net/socket.c:2784)
[   15.446176][  T357]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.446302][  T357]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.446464][  T357]  ? 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)
[   15.446589][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.446714][  T357]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.446843][  T357]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.446974][  T357]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.447102][  T357]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.447264][  T357] RIP: 0033:0x7fc98451608e
[   15.447403][  T357] 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
[   15.447866][  T357] RSP: 002b:00007ffc702c3330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.448062][  T357] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc98451608e
[   15.448257][  T357] RDX: 0000000000000000 RSI: 00007ffc702c33e0 RDI: 0000000000000005
[   15.448451][  T357] RBP: 00007ffc702c3340 R08: 0000000000000000 R09: 0000000000000000
[   15.448638][  T357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15f
[   15.448833][  T357] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc702c3ab0
| [   15.573593][  T361] ------------[ cut here ]------------
| [   15.573787][  T361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/361
| [   15.574031][  T361] Modules linked in: veth
| [   15.574435][  T361] Tainted: [W]=WARN
[   15.574538][  T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.574708][  T361] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.574887][  T361] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.575389][  T361] RSP: 0018:ffa0000000f46e30 EFLAGS: 00010286
[   15.575566][  T361] RAX: 00000000ffffffa6 RBX: ff1100000f0c2040 RCX: 1ff40000001e8d8c
[   15.575768][  T361] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c20fc
[   15.575976][  T361] RBP: ff110000112c4000 R08: 1fe2200001e18421 R09: ff1100000bfb8b90
[   15.576185][  T361] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.576392][  T361] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008b3ea88
[   15.576596][  T361] FS:  00007f8bcc17b840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   15.576833][  T361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.577005][  T361] CR2: 000000000042ebe0 CR3: 00000000118ce006 CR4: 0000000000771ef0
[   15.577217][  T361] PKRU: 55555554
[   15.577323][  T361] Call Trace:
[   15.577433][  T361]  <TASK>
[   15.577504][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.577641][  T361]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.577777][  T361]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.577881][  T361]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   15.578018][  T361]  __dev_notify_flags (net/core/dev.c:9787)
[   15.578160][  T361]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   15.578299][  T361]  ? 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)
[   15.578437][  T361]  ? netif_change_name (net/core/dev.c:1495)
[   15.578571][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.578707][  T361]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.578843][  T361]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.578977][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.579117][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.579258][  T361]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.579398][  T361]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.579531][  T361]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.579666][  T361]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.579803][  T361] veth_newlink (drivers/net/veth.c:1871) veth
[   15.579942][  T361]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   15.580112][  T361]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.580251][  T361]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.580391][  T361]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.580542][  T361]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.580677][  T361]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.580818][  T361]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.580957][  T361]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.581096][  T361]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.581236][  T361]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.581374][  T361]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.581506][  T361]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.581639][  T361]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.581781][  T361]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.581918][  T361]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.582053][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.582190][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.582323][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.582459][  T361]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.582594][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.582732][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.582870][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.583005][  T361]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.583146][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.583280][  T361]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.583420][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.583556][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.583689][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.583826][  T361]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.583959][  T361]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.584094][  T361]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.584240][  T361]  ? 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))
[   15.584381][  T361]  ? 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))
[   15.584517][  T361]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.584653][  T361]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.584787][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.584924][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   15.585059][  T361]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.585201][  T361]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.585334][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.585472][  T361]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.585607][  T361]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.585743][  T361]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.585878][  T361]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.586014][  T361]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.586193][  T361]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.586339][  T361]  ___sys_sendmsg (net/socket.c:2752)
[   15.586480][  T361]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.586618][  T361]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.586795][  T361]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.586936][  T361]  __sys_sendmsg (net/socket.c:2784)
[   15.587074][  T361]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.587221][  T361]  ? 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)
[   15.587366][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.587508][  T361]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.587648][  T361]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.587785][  T361]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.587926][  T361]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.588096][  T361] RIP: 0033:0x7f8bcc3b508e
[   15.588246][  T361] 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
[   15.588746][  T361] RSP: 002b:00007fffac48a3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.588957][  T361] RAX: ffffffffffffffda RBX: 00007fffac48ab98 RCX: 00007f8bcc3b508e
[   15.589175][  T361] RDX: 0000000000000000 RSI: 00007fffac48a4a0 RDI: 0000000000000005
[   15.589381][  T361] RBP: 00007fffac48a400 R08: 0000000000000000 R09: 0000000000000000
[   15.589583][  T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15f
[   15.589784][  T361] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffac48ab60
| [   15.597766][  T361] ------------[ cut here ]------------
| [   15.597913][  T361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/361
| [   15.598147][  T361] Modules linked in: veth
| [   15.598521][  T361] Tainted: [W]=WARN
[   15.598620][  T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.598783][  T361] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.598954][  T361] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.599432][  T361] RSP: 0018:ffa0000000f471b0 EFLAGS: 00010286
[   15.599597][  T361] RAX: 00000000ffffffa6 RBX: ff1100000b2b2c80 RCX: 1ff40000001e8dfc
[   15.599792][  T361] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2b2d3c
[   15.599989][  T361] RBP: ff11000010579000 R08: 1fe22000016565a9 R09: ff1100000bfb8b90
[   15.600190][  T361] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.600388][  T361] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.600582][  T361] FS:  00007f8bcc17b840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   15.600813][  T361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.600977][  T361] CR2: 000000000042ebe0 CR3: 00000000118ce006 CR4: 0000000000771ef0
[   15.601180][  T361] PKRU: 55555554
[   15.601281][  T361] Call Trace:
[   15.601387][  T361]  <TASK>
[   15.601457][  T361]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.601596][  T361]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.601701][  T361]  __dev_notify_flags (net/core/dev.c:9787)
[   15.601838][  T361]  ? netif_change_name (net/core/dev.c:1495)
[   15.601972][  T361]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.602102][  T361]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.602241][  T361]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.602377][  T361]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.602509][  T361]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.602641][  T361]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.602774][  T361]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.602911][  T361]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.603048][  T361]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.603185][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.603316][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.603453][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.603582][  T361]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.603713][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.603846][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.603977][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.604106][  T361]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.604242][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.604376][  T361]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.604506][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.604639][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.604769][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.604901][  T361]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.605036][  T361]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.605172][  T361]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.605306][  T361]  ? 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))
[   15.605442][  T361]  ? 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))
[   15.605575][  T361]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.605709][  T361]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.605837][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.605969][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   15.606100][  T361]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.606235][  T361]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.606369][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.606501][  T361]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.606631][  T361]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.606765][  T361]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.606896][  T361]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.607026][  T361]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.607192][  T361]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.607327][  T361]  ___sys_sendmsg (net/socket.c:2752)
[   15.607464][  T361]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.607600][  T361]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.607771][  T361]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.607902][  T361]  __sys_sendmsg (net/socket.c:2784)
[   15.608035][  T361]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.608175][  T361]  ? 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)
[   15.608305][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.608440][  T361]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.608569][  T361]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.608703][  T361]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.608833][  T361]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.608996][  T361] RIP: 0033:0x7f8bcc3b508e
[   15.609137][  T361] 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
[   15.609599][  T361] RSP: 002b:00007fffac48a3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.609796][  T361] RAX: ffffffffffffffda RBX: 00007fffac48ab98 RCX: 00007f8bcc3b508e
[   15.609990][  T361] RDX: 0000000000000000 RSI: 00007fffac48a4a0 RDI: 0000000000000005
[   15.610190][  T361] RBP: 00007fffac48a400 R08: 0000000000000000 R09: 0000000000000000
[   15.610388][  T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d15f
[   15.610581][  T361] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffac48ab60
| [   15.663781][  T363] ------------[ cut here ]------------
| [   15.663978][  T363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/363
| [   15.664217][  T363] Modules linked in: veth
| [   15.664590][  T363] Tainted: [W]=WARN
[   15.664687][  T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.664846][  T363] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.665019][  T363] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.665493][  T363] RSP: 0018:ffa0000000f67ab0 EFLAGS: 00010286
[   15.665656][  T363] RAX: 00000000ffffffa6 RBX: ff1100000f0c3700 RCX: 1ff40000001ecf1c
[   15.665857][  T363] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c37bc
[   15.666057][  T363] RBP: ff110000116a9000 R08: 1fe2200001e186f9 R09: ff1100000c215210
[   15.666258][  T363] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.666459][  T363] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000116a9000
[   15.666652][  T363] FS:  00007f847b47f840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   15.666879][  T363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.667043][  T363] CR2: 00007f847b686430 CR3: 0000000011a3e003 CR4: 0000000000771ef0
[   15.667240][  T363] PKRU: 55555554
[   15.667343][  T363] Call Trace:
[   15.667448][  T363]  <TASK>
[   15.667516][  T363]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.667646][  T363]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.667780][  T363]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.667879][  T363]  register_netdevice (net/core/dev.c:11488)
[   15.668009][  T363]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.668180][  T363]  register_netdev (net/core/dev.c:11552)
[   15.668308][  T363]  loopback_net_init (drivers/net/loopback.c:218)
[   15.668444][  T363]  ops_init (net/core/net_namespace.c:137)
[   15.668548][  T363]  setup_net (net/core/net_namespace.c:446)
[   15.668647][  T363]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.668774][  T363]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.668907][  T363]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.669041][  T363]  copy_net_ns (net/core/net_namespace.c:579)
[   15.669179][  T363]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.669312][  T363]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.669451][  T363]  ksys_unshare (kernel/fork.c:3243)
[   15.669588][  T363]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.669721][  T363]  ? __ia32_sys_open (fs/open.c:1374)
[   15.669855][  T363]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.669984][  T363]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.670123][  T363]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.670258][  T363]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.670393][  T363]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.670523][  T363]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.670685][  T363] RIP: 0033:0x7f847b741bcb
[   15.670821][  T363] 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
[   15.671282][  T363] RSP: 002b:00007ffcc5bcd028 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   15.671483][  T363] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847b741bcb
[   15.671677][  T363] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.671869][  T363] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.672060][  T363] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc5bcf250
[   15.672259][  T363] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc5bd084d
| [   15.708888][  T364] ------------[ cut here ]------------
| [   15.709156][  T364] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/364
| [   15.709456][  T364] Modules linked in: veth
| [   15.709915][  T364] Tainted: [W]=WARN
[   15.710057][  T364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.710273][  T364] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.710503][  T364] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.711001][  T364] RSP: 0018:ffa0000000f77030 EFLAGS: 00010286
[   15.711215][  T364] RAX: 00000000ffffffa6 RBX: ff110000095e1c40 RCX: 1ff40000001eedcc
[   15.711461][  T364] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e1cfc
[   15.711696][  T364] RBP: ff110000116a9000 R08: 1fe22000012bc3a1 R09: ff11000008ef2ea8
[   15.711932][  T364] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.712176][  T364] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000116a9ce1
[   15.712428][  T364] FS:  00007fa7d1562840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   15.712703][  T364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.712916][  T364] CR2: 00007fa7d18321a0 CR3: 0000000011ad5001 CR4: 0000000000771ef0
[   15.713160][  T364] PKRU: 55555554
[   15.713302][  T364] Call Trace:
[   15.713457][  T364]  <TASK>
[   15.713569][  T364]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.713749][  T364]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.713896][  T364]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.714071][  T364]  __dev_notify_flags (net/core/dev.c:9787)
[   15.714257][  T364]  ? netif_change_name (net/core/dev.c:1495)
[   15.714440][  T364]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.714612][  T364]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.714790][  T364]  ? 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))
[   15.714970][  T364]  netif_change_flags (net/core/dev.c:9820)
[   15.715153][  T364]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.715333][  T364]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.715522][  T364]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.715732][  T364]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.715907][  T364]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.716080][  T364]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.716262][  T364]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.716450][  T364]  ? __kernel_text_address (kernel/extable.c:79)
[   15.716626][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.716799][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.716970][  T364]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.717151][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.717328][  T364]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.717510][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.717683][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.717856][  T364]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.718032][  T364]  ? __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)
[   15.718214][  T364]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.718405][  T364]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.718582][  T364]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.718760][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.718942][  T364]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.719129][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.719304][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.719497][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.719676][  T364]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.719852][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.720028][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.720207][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.720400][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.720572][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.720747][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.720924][  T364]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.721105][  T364]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.721286][  T364]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.721472][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.721649][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.721824][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.722004][  T364]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.722193][  T364]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.722382][  T364]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.722564][  T364]  ? 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))
[   15.722741][  T364]  ? 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))
[   15.722921][  T364]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.723096][  T364]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.723279][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.723471][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   15.723646][  T364]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.723822][  T364]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.723998][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.724180][  T364]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.724372][  T364]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.724549][  T364]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.724726][  T364]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.724902][  T364]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.725109][  T364]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.725296][  T364]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.725485][  T364]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.725661][  T364]  ___sys_sendmsg (net/socket.c:2752)
[   15.725837][  T364]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.726049][  T364]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.726249][  T364]  __sys_sendmsg (net/socket.c:2784)
[   15.726440][  T364]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.726615][  T364]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.726826][  T364]  ? 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)
[   15.727002][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.727186][  T364]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.727375][  T364]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.727556][  T364]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.727733][  T364]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.727934][  T364] RIP: 0033:0x7fa7d179c08e
[   15.728115][  T364] 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
[   15.728631][  T364] RSP: 002b:00007ffd1e1b7e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.728876][  T364] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa7d179c08e
[   15.729113][  T364] RDX: 0000000000000000 RSI: 00007ffd1e1b7f10 RDI: 0000000000000005
[   15.729373][  T364] RBP: 00007ffd1e1b7e70 R08: 0000000000000000 R09: 0000000000000000
[   15.729608][  T364] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d160
[   15.729876][  T364] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1e1b85e0
| [   15.863086][  T368] ------------[ cut here ]------------
| [   15.863274][  T368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/368
| [   15.863526][  T368] Modules linked in: veth
| [   15.863912][  T368] Tainted: [W]=WARN
[   15.864015][  T368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.864190][  T368] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.864373][  T368] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.864854][  T368] RSP: 0018:ffa0000000fa6e30 EFLAGS: 00010286
[   15.865026][  T368] RAX: 00000000ffffffa6 RBX: ff11000009a6e580 RCX: 1ff40000001f4d8c
[   15.865233][  T368] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a6e63c
[   15.865438][  T368] RBP: ff110000105a9000 R08: 1fe220000134dcc9 R09: ff1100000c762ed0
[   15.865645][  T368] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   15.865845][  T368] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005d41c88
[   15.866048][  T368] FS:  00007f47c7f32840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   15.866286][  T368] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.866461][  T368] CR2: 000000000042ebe0 CR3: 0000000011c18006 CR4: 0000000000771ef0
[   15.866664][  T368] PKRU: 55555554
[   15.866765][  T368] Call Trace:
[   15.866868][  T368]  <TASK>
[   15.866939][  T368]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.867076][  T368]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.867183][  T368]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.867352][  T368]  __dev_notify_flags (net/core/dev.c:9787)
[   15.867495][  T368]  ? netif_change_name (net/core/dev.c:1495)
[   15.867635][  T368]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.867771][  T368]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.867908][  T368]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.868044][  T368]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   15.868191][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.868328][  T368]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.868471][  T368]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.868612][  T368]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.868749][  T368]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.868885][  T368] veth_newlink (drivers/net/veth.c:1871) veth
[   15.869021][  T368]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   15.869189][  T368]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.869325][  T368]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.869463][  T368]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.869614][  T368]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.869751][  T368]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.869885][  T368]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.870018][  T368]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.870178][  T368]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.870350][  T368]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.870494][  T368]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.870630][  T368]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.870766][  T368]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.870905][  T368]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.871042][  T368]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.871183][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.871315][  T368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.871454][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.871588][  T368]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.871721][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.871859][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.871994][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.872130][  T368]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.872266][  T368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.872404][  T368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.872539][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.872674][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.872806][  T368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.872942][  T368]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.873076][  T368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.873216][  T368]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.873353][  T368]  ? 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))
[   15.873495][  T368]  ? 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))
[   15.873631][  T368]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.873766][  T368]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.873900][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.874033][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   15.874175][  T368]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.874310][  T368]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.874448][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.874583][  T368]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.874717][  T368]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.874853][  T368]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.874987][  T368]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.875127][  T368]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.875295][  T368]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.875443][  T368]  ___sys_sendmsg (net/socket.c:2752)
[   15.875578][  T368]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.875717][  T368]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.875889][  T368]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.876027][  T368]  __sys_sendmsg (net/socket.c:2784)
[   15.876166][  T368]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.876305][  T368]  ? 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)
[   15.876447][  T368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.876583][  T368]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.876718][  T368]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.876851][  T368]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.876984][  T368]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.877156][  T368] RIP: 0033:0x7f47c816c08e
[   15.877299][  T368] 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
[   15.877777][  T368] RSP: 002b:00007fff020bc3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.877978][  T368] RAX: ffffffffffffffda RBX: 00007fff020bcb98 RCX: 00007f47c816c08e
[   15.878181][  T368] RDX: 0000000000000000 RSI: 00007fff020bc4a0 RDI: 0000000000000005
[   15.878386][  T368] RBP: 00007fff020bc400 R08: 0000000000000000 R09: 0000000000000000
[   15.878584][  T368] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d160
[   15.878782][  T368] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff020bcb60
| [   15.887849][  T368] ------------[ cut here ]------------
| [   15.887990][  T368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/368
| [   15.888217][  T368] Modules linked in: veth
| [   15.888586][  T368] Tainted: [W]=WARN
[   15.888684][  T368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.888845][  T368] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.889015][  T368] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.889544][  T368] RSP: 0018:ffa0000000fa71b0 EFLAGS: 00010286
[   15.889707][  T368] RAX: 00000000ffffffa6 RBX: ff1100000f08b380 RCX: 1ff40000001f4dfc
[   15.889901][  T368] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f08b43c
[   15.890096][  T368] RBP: ff1100001130c000 R08: 1fe2200001e11689 R09: ff1100000c762ed0
[   15.890295][  T368] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   15.890544][  T368] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.890741][  T368] FS:  00007f47c7f32840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   15.890969][  T368] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.891139][  T368] CR2: 000000000042ebe0 CR3: 0000000011c18006 CR4: 0000000000771ef0
[   15.891336][  T368] PKRU: 55555554
[   15.891489][  T368] Call Trace:
[   15.891598][  T368]  <TASK>
[   15.891665][  T368]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.891796][  T368]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.891895][  T368]  __dev_notify_flags (net/core/dev.c:9787)
[   15.892029][  T368]  ? netif_change_name (net/core/dev.c:1495)
[   15.892162][  T368]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.892295][  T368]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.892431][  T368]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.892562][  T368]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.892693][  T368]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.892824][  T368]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.892956][  T368]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.893092][  T368]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.893232][  T368]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.893371][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.893500][  T368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.893632][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.893760][  T368]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.893889][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.894024][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.894161][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.894294][  T368]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.894429][  T368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.894561][  T368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.894694][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.894826][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.894954][  T368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.895085][  T368]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.895220][  T368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.895351][  T368]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.895488][  T368]  ? 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))
[   15.895618][  T368]  ? 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))
[   15.895751][  T368]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.895900][  T368]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.896031][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.896165][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   15.896298][  T368]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.896436][  T368]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.896566][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.896695][  T368]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.896827][  T368]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.896959][  T368]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.897089][  T368]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.897224][  T368]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.897392][  T368]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.897527][  T368]  ___sys_sendmsg (net/socket.c:2752)
[   15.897659][  T368]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.897794][  T368]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.897962][  T368]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.898094][  T368]  __sys_sendmsg (net/socket.c:2784)
[   15.898230][  T368]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.898374][  T368]  ? 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)
[   15.898505][  T368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.898636][  T368]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.898768][  T368]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.898897][  T368]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.899029][  T368]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.899198][  T368] RIP: 0033:0x7f47c816c08e
[   15.899336][  T368] 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
[   15.899809][  T368] RSP: 002b:00007fff020bc3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.900006][  T368] RAX: ffffffffffffffda RBX: 00007fff020bcb98 RCX: 00007f47c816c08e
[   15.900207][  T368] RDX: 0000000000000000 RSI: 00007fff020bc4a0 RDI: 0000000000000005
[   15.900405][  T368] RBP: 00007fff020bc400 R08: 0000000000000000 R09: 0000000000000000
[   15.900600][  T368] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d160
[   15.900795][  T368] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff020bcb60
| [   15.950886][  T370] ------------[ cut here ]------------
| [   15.951030][  T370] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/370
| [   15.951260][  T370] Modules linked in: veth
| [   15.951626][  T370] Tainted: [W]=WARN
[   15.951722][  T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.951880][  T370] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.952045][  T370] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.953039][  T370] RSP: 0018:ffa0000000d57ab0 EFLAGS: 00010286
[   15.953203][  T370] RAX: 00000000ffffffa6 RBX: ff11000009a3c740 RCX: 1ff40000001aaf1c
[   15.953407][  T370] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3c7fc
[   15.953593][  T370] RBP: ff1100001145c000 R08: 1fe2200001347901 R09: ff1100000fdd5210
[   15.953780][  T370] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.953968][  T370] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001145c000
[   15.954160][  T370] FS:  00007f9955360840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   15.954389][  T370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.954547][  T370] CR2: 00007f9955567430 CR3: 0000000011c93001 CR4: 0000000000771ef0
[   15.954736][  T370] PKRU: 55555554
[   15.954830][  T370] Call Trace:
[   15.954923][  T370]  <TASK>
[   15.954991][  T370]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.955120][  T370]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.955250][  T370]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.955346][  T370]  register_netdevice (net/core/dev.c:11488)
[   15.955480][  T370]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.955638][  T370]  register_netdev (net/core/dev.c:11552)
[   15.955765][  T370]  loopback_net_init (drivers/net/loopback.c:218)
[   15.955893][  T370]  ops_init (net/core/net_namespace.c:137)
[   15.955991][  T370]  setup_net (net/core/net_namespace.c:446)
[   15.956086][  T370]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.956213][  T370]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.956339][  T370]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.956475][  T370]  copy_net_ns (net/core/net_namespace.c:579)
[   15.956602][  T370]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.956732][  T370]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.956861][  T370]  ksys_unshare (kernel/fork.c:3243)
[   15.956989][  T370]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.957119][  T370]  ? __ia32_sys_open (fs/open.c:1374)
[   15.957248][  T370]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.957377][  T370]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.957503][  T370]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.957629][  T370]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.957755][  T370]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.957882][  T370]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.958037][  T370] RIP: 0033:0x7f9955622bcb
[   15.958175][  T370] 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
[   15.958626][  T370] RSP: 002b:00007ffcc30e51e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   15.958815][  T370] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9955622bcb
[   15.959002][  T370] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.959195][  T370] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.959388][  T370] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc30e7410
[   15.959574][  T370] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc30e784d
| [   15.988986][  T371] ------------[ cut here ]------------
| [   15.989146][  T371] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/371
| [   15.989374][  T371] Modules linked in: veth
| [   15.989733][  T371] Tainted: [W]=WARN
[   15.989827][  T371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.989983][  T371] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.990149][  T371] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.991255][  T371] RSP: 0018:ffa0000000507030 EFLAGS: 00010286
[   15.991495][  T371] RAX: 00000000ffffffa6 RBX: ff1100000bef6200 RCX: 1ff40000000a0dcc
[   15.991685][  T371] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef62bc
[   15.991873][  T371] RBP: ff1100001145c000 R08: 1fe22000017dec59 R09: ff1100000fdd2ea8
[   15.992061][  T371] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.992256][  T371] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001145cce1
[   15.992546][  T371] FS:  00007f2217392840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   15.992841][  T371] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.992998][  T371] CR2: 00007f22176621a0 CR3: 0000000011ca7001 CR4: 0000000000771ef0
[   15.993192][  T371] PKRU: 55555554
[   15.993285][  T371] Call Trace:
[   15.993454][  T371]  <TASK>
[   15.993521][  T371]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.993651][  T371]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.993749][  T371]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.993877][  T371]  __dev_notify_flags (net/core/dev.c:9787)
[   15.994005][  T371]  ? netif_change_name (net/core/dev.c:1495)
[   15.994134][  T371]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.994262][  T371]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.994481][  T371]  ? 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))
[   15.994612][  T371]  netif_change_flags (net/core/dev.c:9820)
[   15.994738][  T371]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.994867][  T371]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.994995][  T371]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.995157][  T371]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.995283][  T371]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.995462][  T371]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.995587][  T371]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.995715][  T371]  ? __kernel_text_address (kernel/extable.c:79)
[   15.995841][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.995967][  T371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.996093][  T371]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.996252][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.996384][  T371]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.996508][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.996632][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.996758][  T371]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.996885][  T371]  ? __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)
[   15.997010][  T371]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.997140][  T371]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.997268][  T371]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.997399][  T371]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.997527][  T371]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.997654][  T371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.997780][  T371]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.997906][  T371]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.998030][  T371]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.998161][  T371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.998290][  T371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.998420][  T371]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.998546][  T371]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.998674][  T371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.998800][  T371]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.998926][  T371]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.999052][  T371]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.999180][  T371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.999307][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.999438][  T371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.999562][  T371]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.999688][  T371]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.999813][  T371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.999940][  T371]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.000070][  T371]  ? 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))
[   16.000200][  T371]  ? 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))
[   16.000328][  T371]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.000461][  T371]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.000588][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.000714][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.000840][  T371]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.000969][  T371]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.001094][  T371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.001224][  T371]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.001351][  T371]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.001485][  T371]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.001613][  T371]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.001738][  T371]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.001894][  T371]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.002021][  T371]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.002150][  T371]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.002278][  T371]  ___sys_sendmsg (net/socket.c:2752)
[   16.002407][  T371]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.002564][  T371]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.002703][  T371]  __sys_sendmsg (net/socket.c:2784)
[   16.002829][  T371]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.002954][  T371]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.003117][  T371]  ? 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)
[   16.003244][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.003375][  T371]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.003503][  T371]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.003629][  T371]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.003756][  T371]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.003914][  T371] RIP: 0033:0x7f22175cc08e
[   16.004047][  T371] 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
[   16.004510][  T371] RSP: 002b:00007fffec521650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.004700][  T371] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f22175cc08e
[   16.004890][  T371] RDX: 0000000000000000 RSI: 00007fffec521700 RDI: 0000000000000005
[   16.005079][  T371] RBP: 00007fffec521660 R08: 0000000000000000 R09: 0000000000000000
[   16.005274][  T371] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d160
[   16.005467][  T371] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffec521dd0
| [   16.134033][  T375] ------------[ cut here ]------------
| [   16.134247][  T375] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/375
| [   16.135188][  T375] Modules linked in: veth
| [   16.135672][  T375] Tainted: [W]=WARN
[   16.135820][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.136034][  T375] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.136265][  T375] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.136801][  T375] RSP: 0018:ffa0000000e86e30 EFLAGS: 00010286
[   16.137019][  T375] RAX: 00000000ffffffa6 RBX: ff11000009188e40 RCX: 1ff40000001d0d8c
[   16.137273][  T375] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009188efc
[   16.137532][  T375] RBP: ff110000107e4000 R08: 1fe22000012311e1 R09: ff1100000be8aed0
[   16.137779][  T375] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.138027][  T375] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c144b08
[   16.138284][  T375] FS:  00007f2b87984840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   16.138578][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.138796][  T375] CR2: 000000000042ebe0 CR3: 0000000010afa002 CR4: 0000000000771ef0
[   16.139047][  T375] PKRU: 55555554
[   16.139204][  T375] Call Trace:
[   16.139354][  T375]  <TASK>
[   16.139485][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.139669][  T375]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.139855][  T375]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.140006][  T375]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   16.140198][  T375]  __dev_notify_flags (net/core/dev.c:9787)
[   16.140397][  T375]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   16.140582][  T375]  ? 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)
[   16.140768][  T375]  ? netif_change_name (net/core/dev.c:1495)
[   16.140952][  T375]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.141146][  T375]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.141332][  T375]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.141528][  T375]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.141722][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.141908][  T375]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.142091][  T375]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.142281][  T375]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   16.142477][  T375]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   16.142670][  T375] veth_newlink (drivers/net/veth.c:1871) veth
[   16.142861][  T375]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   16.143082][  T375]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.143277][  T375]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.143472][  T375]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   16.143674][  T375]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   16.143858][  T375]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   16.144045][  T375]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.144240][  T375]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   16.144440][  T375]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   16.144625][  T375]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   16.144811][  T375]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.144993][  T375]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.145184][  T375]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.145386][  T375]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.145574][  T375]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.145760][  T375]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.145942][  T375]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.146135][  T375]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.146316][  T375]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.146514][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.146703][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.146888][  T375]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.147071][  T375]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.147258][  T375]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.147453][  T375]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.147637][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.147823][  T375]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.148006][  T375]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.148201][  T375]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.148399][  T375]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.148587][  T375]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.148774][  T375]  ? 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))
[   16.148959][  T375]  ? 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))
[   16.149155][  T375]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.149343][  T375]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.149539][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.149724][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.149912][  T375]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.150110][  T375]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.150295][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.150499][  T375]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.150684][  T375]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.150870][  T375]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.151063][  T375]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.151257][  T375]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.151489][  T375]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.151682][  T375]  ___sys_sendmsg (net/socket.c:2752)
[   16.151867][  T375]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.152054][  T375]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.152285][  T375]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   16.152491][  T375]  __sys_sendmsg (net/socket.c:2784)
[   16.152674][  T375]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.152863][  T375]  ? 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)
[   16.153046][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.153246][  T375]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.153443][  T375]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.153625][  T375]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.153811][  T375]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.154031][  T375] RIP: 0033:0x7f2b87bbe08e
[   16.154224][  T375] 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
[   16.154765][  T375] RSP: 002b:00007fff9e933b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.155021][  T375] RAX: ffffffffffffffda RBX: 00007fff9e9342a8 RCX: 00007f2b87bbe08e
[   16.155277][  T375] RDX: 0000000000000000 RSI: 00007fff9e933bb0 RDI: 0000000000000005
[   16.155540][  T375] RBP: 00007fff9e933b10 R08: 0000000000000000 R09: 0000000000000000
[   16.155790][  T375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d160
[   16.156041][  T375] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e934270
| [   16.164254][  T375] ------------[ cut here ]------------
| [   16.164443][  T375] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/375
| [   16.164722][  T375] Modules linked in: veth
| [   16.165189][  T375] Tainted: [W]=WARN
[   16.165335][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.165560][  T375] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.165784][  T375] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.166307][  T375] RSP: 0018:ffa0000000e871b0 EFLAGS: 00010286
[   16.166536][  T375] RAX: 00000000ffffffa6 RBX: ff1100000502f1c0 RCX: 1ff40000001d0dfc
[   16.166784][  T375] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502f27c
[   16.167026][  T375] RBP: ff1100000c3a9000 R08: 1fe2200000a05e51 R09: ff1100000be8aed0
[   16.167278][  T375] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.168052][  T375] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.168381][  T375] FS:  00007f2b87984840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   16.168719][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.168986][  T375] CR2: 000000000042ebe0 CR3: 0000000010afa002 CR4: 0000000000771ef0
[   16.169292][  T375] PKRU: 55555554
[   16.169502][  T375] Call Trace:
[   16.169701][  T375]  <TASK>
[   16.169871][  T375]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.170122][  T375]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.170326][  T375]  __dev_notify_flags (net/core/dev.c:9787)
[   16.170573][  T375]  ? netif_change_name (net/core/dev.c:1495)
[   16.170809][  T375]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.171042][  T375]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   16.171289][  T375]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.171537][  T375]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.171774][  T375]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.172009][  T375]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.172254][  T375]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.172506][  T375]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.172751][  T375]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.172985][  T375]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.173225][  T375]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.173473][  T375]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.173718][  T375]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.173950][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.174192][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.174440][  T375]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.174681][  T375]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.174916][  T375]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.175155][  T375]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.175406][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.175647][  T375]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.175879][  T375]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.176119][  T375]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.176351][  T375]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.176646][  T375]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.176883][  T375]  ? 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))
[   16.177123][  T375]  ? 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))
[   16.177375][  T375]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.177612][  T375]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.177844][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.178078][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.178323][  T375]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.178570][  T375]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.178805][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.179042][  T375]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.179290][  T375]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.179550][  T375]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.179784][  T375]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.180016][  T375]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.180288][  T375]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.180533][  T375]  ___sys_sendmsg (net/socket.c:2752)
[   16.180810][  T375]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.181077][  T375]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.181394][  T375]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   16.181573][  T375]  __sys_sendmsg (net/socket.c:2784)
[   16.181761][  T375]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.181942][  T375]  ? 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)
[   16.182124][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.182305][  T375]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.182498][  T375]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.182675][  T375]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.182853][  T375]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.183061][  T375] RIP: 0033:0x7f2b87bbe08e
[   16.183252][  T375] 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
[   16.183773][  T375] RSP: 002b:00007fff9e933b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.184016][  T375] RAX: ffffffffffffffda RBX: 00007fff9e9342a8 RCX: 00007f2b87bbe08e
[   16.184265][  T375] RDX: 0000000000000000 RSI: 00007fff9e933bb0 RDI: 0000000000000005
[   16.184520][  T375] RBP: 00007fff9e933b10 R08: 0000000000000000 R09: 0000000000000000
[   16.184765][  T375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d160
[   16.185005][  T375] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e934270
| [   16.234944][  T377] ------------[ cut here ]------------
| [   16.235116][  T377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/377
| [   16.235351][  T377] Modules linked in: veth
| [   16.236304][  T377] Tainted: [W]=WARN
[   16.236407][  T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.236568][  T377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.236735][  T377] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.237194][  T377] RSP: 0018:ffa0000000d57ab0 EFLAGS: 00010286
[   16.237456][  T377] RAX: 00000000ffffffa6 RBX: ff110000106c9000 RCX: 1ff40000001aaf1c
[   16.237648][  T377] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000106c90bc
[   16.237840][  T377] RBP: ff11000011e91000 R08: 1fe22000020d9219 R09: ff1100000c15aed0
[   16.238031][  T377] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.238227][  T377] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011e91000
[   16.238425][  T377] FS:  00007fc1cb76f840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   16.238649][  T377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.238809][  T377] CR2: 00007fc1cb976430 CR3: 000000000b3ed001 CR4: 0000000000771ef0
[   16.239003][  T377] PKRU: 55555554
[   16.239100][  T377] Call Trace:
[   16.239199][  T377]  <TASK>
[   16.239266][  T377]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.239402][  T377]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.239532][  T377]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.239631][  T377]  register_netdevice (net/core/dev.c:11488)
[   16.239762][  T377]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   16.239927][  T377]  register_netdev (net/core/dev.c:11552)
[   16.240056][  T377]  loopback_net_init (drivers/net/loopback.c:218)
[   16.240191][  T377]  ops_init (net/core/net_namespace.c:137)
[   16.240291][  T377]  setup_net (net/core/net_namespace.c:446)
[   16.240394][  T377]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   16.240522][  T377]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   16.240651][  T377]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   16.240783][  T377]  copy_net_ns (net/core/net_namespace.c:579)
[   16.240912][  T377]  create_new_namespaces (kernel/nsproxy.c:132)
[   16.241044][  T377]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   16.241175][  T377]  ksys_unshare (kernel/fork.c:3243)
[   16.241307][  T377]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   16.241442][  T377]  ? __ia32_sys_open (fs/open.c:1374)
[   16.241573][  T377]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   16.241700][  T377]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   16.241830][  T377]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.241959][  T377]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.242087][  T377]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.242221][  T377]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.242385][  T377] RIP: 0033:0x7fc1cba31bcb
[   16.242520][  T377] 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
[   16.242982][  T377] RSP: 002b:00007ffe33ccca78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   16.243180][  T377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc1cba31bcb
[   16.243376][  T377] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   16.243571][  T377] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   16.243762][  T377] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe33cceca0
[   16.243953][  T377] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe33ccf84d
| [   16.271516][  T378] ------------[ cut here ]------------
| [   16.271676][  T378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/378
| [   16.271902][  T378] Modules linked in: veth
| [   16.272269][  T378] Tainted: [W]=WARN
[   16.273036][  T378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.273201][  T378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.273457][  T378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.273918][  T378] RSP: 0018:ffa0000000757030 EFLAGS: 00010286
[   16.274079][  T378] RAX: 00000000ffffffa6 RBX: ff110000106c9c40 RCX: 1ff40000000eadcc
[   16.274275][  T378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000106c9cfc
[   16.274518][  T378] RBP: ff11000011e91000 R08: 1fe22000020d93a1 R09: ff1100000c15d1e8
[   16.274711][  T378] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   16.274903][  T378] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011e91ce1
[   16.275098][  T378] FS:  00007f20b21f1840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   16.275394][  T378] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.275558][  T378] CR2: 00007f20b24c11a0 CR3: 0000000011aae003 CR4: 0000000000771ef0
[   16.275752][  T378] PKRU: 55555554
[   16.275848][  T378] Call Trace:
[   16.275945][  T378]  <TASK>
[   16.276013][  T378]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.276153][  T378]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.276252][  T378]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.276420][  T378]  __dev_notify_flags (net/core/dev.c:9787)
[   16.276552][  T378]  ? netif_change_name (net/core/dev.c:1495)
[   16.276682][  T378]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.276811][  T378]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.276943][  T378]  ? 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))
[   16.277076][  T378]  netif_change_flags (net/core/dev.c:9820)
[   16.277210][  T378]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.277343][  T378]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.277479][  T378]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.277641][  T378]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.277771][  T378]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.277900][  T378]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.278029][  T378]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.278169][  T378]  ? __kernel_text_address (kernel/extable.c:79)
[   16.278302][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.278438][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.278572][  T378]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.278706][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.278836][  T378]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.278965][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.279093][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.279228][  T378]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.279363][  T378]  ? __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)
[   16.279495][  T378]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.279629][  T378]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.279765][  T378]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.279902][  T378]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.280040][  T378]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.280181][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.280314][  T378]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.280455][  T378]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.280588][  T378]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.280721][  T378]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.280859][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.280994][  T378]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.281129][  T378]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.281259][  T378]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.281396][  T378]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.281526][  T378]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.281657][  T378]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.281789][  T378]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.281924][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.282060][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.282200][  T378]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.282334][  T378]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.282471][  T378]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.282606][  T378]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.282741][  T378]  ? 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))
[   16.282874][  T378]  ? 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))
[   16.283009][  T378]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.283150][  T378]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.283285][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.283425][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.283561][  T378]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.283695][  T378]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.283825][  T378]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.283955][  T378]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.284089][  T378]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.284231][  T378]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.284371][  T378]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.284509][  T378]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.284677][  T378]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.284811][  T378]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.284943][  T378]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.285075][  T378]  ___sys_sendmsg (net/socket.c:2752)
[   16.285209][  T378]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.285373][  T378]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.285517][  T378]  __sys_sendmsg (net/socket.c:2784)
[   16.285648][  T378]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.285777][  T378]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.285941][  T378]  ? 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)
[   16.286071][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.286206][  T378]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.286335][  T378]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.286468][  T378]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.286598][  T378]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.286760][  T378] RIP: 0033:0x7f20b242b08e
[   16.286896][  T378] 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
[   16.287372][  T378] RSP: 002b:00007fff4e3284d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.287565][  T378] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f20b242b08e
[   16.287759][  T378] RDX: 0000000000000000 RSI: 00007fff4e328580 RDI: 0000000000000005
[   16.287952][  T378] RBP: 00007fff4e3284e0 R08: 0000000000000000 R09: 0000000000000000
[   16.288148][  T378] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d160
[   16.288339][  T378] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4e328c50
| [   16.405778][  T382] ------------[ cut here ]------------
| [   16.405959][  T382] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/382
| [   16.406203][  T382] Modules linked in: veth
| [   16.406597][  T382] Tainted: [W]=WARN
[   16.406702][  T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.406874][  T382] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.407052][  T382] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.407547][  T382] RSP: 0018:ffa0000000506e30 EFLAGS: 00010286
[   16.407718][  T382] RAX: 00000000ffffffa6 RBX: ff1100000c6fd000 RCX: 1ff40000000a0d8c
[   16.407921][  T382] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fd0bc
[   16.408131][  T382] RBP: ff1100000c634000 R08: 1fe22000018dfa19 R09: ff11000011255210
[   16.408334][  T382] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.408541][  T382] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf16a88
[   16.408748][  T382] FS:  00007febcf579840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   16.408990][  T382] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.409169][  T382] CR2: 00007febcf8e0f4b CR3: 0000000010454006 CR4: 0000000000771ef0
[   16.409381][  T382] PKRU: 55555554
[   16.409483][  T382] Call Trace:
[   16.409586][  T382]  <TASK>
[   16.409657][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.409795][  T382]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.409933][  T382]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.410037][  T382]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   16.410180][  T382]  __dev_notify_flags (net/core/dev.c:9787)
[   16.410316][  T382]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   16.410460][  T382]  ? 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)
[   16.410597][  T382]  ? netif_change_name (net/core/dev.c:1495)
[   16.410733][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.410868][  T382]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.411006][  T382]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.411148][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.411286][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.411446][  T382]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.411589][  T382]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.411732][  T382]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   16.411871][  T382]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   16.412011][  T382] veth_newlink (drivers/net/veth.c:1871) veth
[   16.412161][  T382]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   16.412334][  T382]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.412586][  T382]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.412730][  T382]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   16.412886][  T382]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   16.413030][  T382]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   16.413176][  T382]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.413317][  T382]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   16.413467][  T382]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   16.413609][  T382]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   16.413748][  T382]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.413884][  T382]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.414021][  T382]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.414169][  T382]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.414309][  T382]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.414454][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.414590][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.414727][  T382]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.414863][  T382]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.414999][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.415143][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.415282][  T382]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.415425][  T382]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.415562][  T382]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.415698][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.415833][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.415972][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.416111][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.416249][  T382]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.416391][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.416530][  T382]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.416671][  T382]  ? 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))
[   16.416808][  T382]  ? 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))
[   16.416947][  T382]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.417085][  T382]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.417228][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.417370][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.417508][  T382]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.417646][  T382]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.417782][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.417919][  T382]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.418057][  T382]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.418203][  T382]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.418339][  T382]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.418482][  T382]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.418650][  T382]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.418792][  T382]  ___sys_sendmsg (net/socket.c:2752)
[   16.418928][  T382]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.419070][  T382]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.419249][  T382]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   16.419392][  T382]  __sys_sendmsg (net/socket.c:2784)
[   16.419529][  T382]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.419673][  T382]  ? 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)
[   16.419812][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.419950][  T382]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.420087][  T382]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.420227][  T382]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.420369][  T382]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.420539][  T382] RIP: 0033:0x7febcf7b308e
[   16.420682][  T382] 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
[   16.421177][  T382] RSP: 002b:00007ffebc7b2630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.421389][  T382] RAX: ffffffffffffffda RBX: 00007ffebc7b2dd8 RCX: 00007febcf7b308e
[   16.421597][  T382] RDX: 0000000000000000 RSI: 00007ffebc7b26e0 RDI: 0000000000000005
[   16.421811][  T382] RBP: 00007ffebc7b2640 R08: 0000000000000000 R09: 0000000000000000
[   16.422021][  T382] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d160
[   16.422235][  T382] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebc7b2da0
| [   16.430054][  T382] ------------[ cut here ]------------
| [   16.430209][  T382] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/382
| [   16.430449][  T382] Modules linked in: veth
| [   16.430821][  T382] Tainted: [W]=WARN
[   16.430920][  T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.431084][  T382] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.431262][  T382] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.431753][  T382] RSP: 0018:ffa00000005071b0 EFLAGS: 00010286
[   16.431924][  T382] RAX: 00000000ffffffa6 RBX: ff1100000c3e4740 RCX: 1ff40000000a0dfc
[   16.432135][  T382] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e47fc
[   16.432340][  T382] RBP: ff11000011614000 R08: 1fe220000187c901 R09: ff11000011255210
[   16.432544][  T382] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.432741][  T382] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.432939][  T382] FS:  00007febcf579840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   16.433174][  T382] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.433340][  T382] CR2: 00007febcf8e0f4b CR3: 0000000010454006 CR4: 0000000000771ef0
[   16.433545][  T382] PKRU: 55555554
[   16.433644][  T382] Call Trace:
[   16.433742][  T382]  <TASK>
[   16.433810][  T382]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.433946][  T382]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.434048][  T382]  __dev_notify_flags (net/core/dev.c:9787)
[   16.434186][  T382]  ? netif_change_name (net/core/dev.c:1495)
[   16.434321][  T382]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.434461][  T382]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   16.434594][  T382]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.434729][  T382]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.434863][  T382]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.434995][  T382]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.435131][  T382]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.435271][  T382]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.435921][  T382]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.436057][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.436191][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.436324][  T382]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.436512][  T382]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.436702][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.436839][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.436973][  T382]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.437109][  T382]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.437243][  T382]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.437431][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.437566][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.437699][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.437832][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.437965][  T382]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.438100][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.438235][  T382]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.438427][  T382]  ? 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))
[   16.438560][  T382]  ? 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))
[   16.438695][  T382]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.438830][  T382]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.438963][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.439102][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.439236][  T382]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.439425][  T382]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.439559][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.439690][  T382]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.439822][  T382]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.439955][  T382]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.440088][  T382]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.440226][  T382]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.440444][  T382]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.440583][  T382]  ___sys_sendmsg (net/socket.c:2752)
[   16.440715][  T382]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.440853][  T382]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.441021][  T382]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   16.441162][  T382]  __sys_sendmsg (net/socket.c:2784)
[   16.441295][  T382]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.441488][  T382]  ? 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)
[   16.441620][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.441756][  T382]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.441888][  T382]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.442021][  T382]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.442159][  T382]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.442324][  T382] RIP: 0033:0x7febcf7b308e
[   16.442522][  T382] 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
[   16.443016][  T382] RSP: 002b:00007ffebc7b2630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.443221][  T382] RAX: ffffffffffffffda RBX: 00007ffebc7b2dd8 RCX: 00007febcf7b308e
[   16.443479][  T382] RDX: 0000000000000000 RSI: 00007ffebc7b26e0 RDI: 0000000000000005
[   16.443678][  T382] RBP: 00007ffebc7b2640 R08: 0000000000000000 R09: 0000000000000000
[   16.443876][  T382] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d160
[   16.444074][  T382] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebc7b2da0
| [   16.494880][  T384] ------------[ cut here ]------------
| [   16.495044][  T384] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/384
| [   16.495280][  T384] Modules linked in: veth
| [   16.495654][  T384] Tainted: [W]=WARN
[   16.495753][  T384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.495915][  T384] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.496085][  T384] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.496559][  T384] RSP: 0018:ffa00000007c7ab0 EFLAGS: 00010286
[   16.496721][  T384] RAX: 00000000ffffffa6 RBX: ff1100000f0c23c0 RCX: 1ff40000000f8f1c
[   16.496916][  T384] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c247c
[   16.497118][  T384] RBP: ff110000115f1000 R08: 1fe2200001e18491 R09: ff11000010a2d210
[   16.497312][  T384] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.497509][  T384] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000115f1000
[   16.497703][  T384] FS:  00007f9376f0d840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   16.497932][  T384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.498099][  T384] CR2: 00007f937710ec20 CR3: 0000000011c20005 CR4: 0000000000771ef0
[   16.498295][  T384] PKRU: 55555554
[   16.498398][  T384] Call Trace:
[   16.498496][  T384]  <TASK>
[   16.498564][  T384]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.498697][  T384]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.498828][  T384]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.498928][  T384]  register_netdevice (net/core/dev.c:11488)
[   16.499058][  T384]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   16.499227][  T384]  register_netdev (net/core/dev.c:11552)
[   16.499355][  T384]  loopback_net_init (drivers/net/loopback.c:218)
[   16.499491][  T384]  ops_init (net/core/net_namespace.c:137)
[   16.499593][  T384]  setup_net (net/core/net_namespace.c:446)
[   16.499690][  T384]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   16.499819][  T384]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   16.499948][  T384]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   16.500079][  T384]  copy_net_ns (net/core/net_namespace.c:579)
[   16.500215][  T384]  create_new_namespaces (kernel/nsproxy.c:132)
[   16.500347][  T384]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   16.500485][  T384]  ksys_unshare (kernel/fork.c:3243)
[   16.500616][  T384]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   16.500746][  T384]  ? __ia32_sys_open (fs/open.c:1374)
[   16.500877][  T384]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   16.501004][  T384]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   16.501138][  T384]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.501267][  T384]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.501401][  T384]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.501532][  T384]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.501692][  T384] RIP: 0033:0x7f93771cfbcb
[   16.501827][  T384] 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
[   16.502290][  T384] RSP: 002b:00007ffdc5fa8e08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   16.502492][  T384] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f93771cfbcb
[   16.502683][  T384] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   16.502874][  T384] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   16.503065][  T384] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdc5fab030
[   16.503263][  T384] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc5fac84d
| [   16.542655][  T385] ------------[ cut here ]------------
| [   16.542813][  T385] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/385
| [   16.543042][  T385] Modules linked in: veth
| [   16.543420][  T385] Tainted: [W]=WARN
[   16.543518][  T385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.543677][  T385] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.543847][  T385] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.544316][  T385] RSP: 0018:ffa0000000fc7030 EFLAGS: 00010286
[   16.544485][  T385] RAX: 00000000ffffffa6 RBX: ff1100000f0c38c0 RCX: 1ff40000001f8dcc
[   16.544679][  T385] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c397c
[   16.544872][  T385] RBP: ff110000115f1000 R08: 1fe2200001e18731 R09: ff11000010a28b68
[   16.545067][  T385] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.545264][  T385] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000115f1ce1
[   16.545466][  T385] FS:  00007fa17caea840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   16.545696][  T385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.545859][  T385] CR2: 000000002fa25988 CR3: 0000000011c9c003 CR4: 0000000000771ef0
[   16.546051][  T385] PKRU: 55555554
[   16.546153][  T385] Call Trace:
[   16.546250][  T385]  <TASK>
[   16.546318][  T385]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.546512][  T385]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.546611][  T385]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.546740][  T385]  __dev_notify_flags (net/core/dev.c:9787)
[   16.546871][  T385]  ? netif_change_name (net/core/dev.c:1495)
[   16.547000][  T385]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.547139][  T385]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.547271][  T385]  ? 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))
[   16.547465][  T385]  netif_change_flags (net/core/dev.c:9820)
[   16.547596][  T385]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.547727][  T385]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.547856][  T385]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.548020][  T385]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.548155][  T385]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.548283][  T385]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.548468][  T385]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.548651][  T385]  ? __kernel_text_address (kernel/extable.c:79)
[   16.548781][  T385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.548913][  T385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.549043][  T385]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.549176][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.549307][  T385]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.549504][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.549634][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.549763][  T385]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.549894][  T385]  ? __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)
[   16.550023][  T385]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.550158][  T385]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.550289][  T385]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.550441][  T385]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.550573][  T385]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.550704][  T385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.550833][  T385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.550963][  T385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.551091][  T385]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.551223][  T385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.551354][  T385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.551488][  T385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.551618][  T385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.551748][  T385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.551878][  T385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.552007][  T385]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.552139][  T385]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.552267][  T385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.552404][  T385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.552534][  T385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.552662][  T385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.552793][  T385]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.552922][  T385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.553051][  T385]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.553189][  T385]  ? 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))
[   16.553318][  T385]  ? 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))
[   16.553457][  T385]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.553587][  T385]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.553717][  T385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.553846][  T385]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.553975][  T385]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.554108][  T385]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.554237][  T385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.554372][  T385]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.554501][  T385]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.554633][  T385]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.554762][  T385]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.554891][  T385]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.555052][  T385]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.555186][  T385]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.555314][  T385]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.555450][  T385]  ___sys_sendmsg (net/socket.c:2752)
[   16.555581][  T385]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.555744][  T385]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.555884][  T385]  __sys_sendmsg (net/socket.c:2784)
[   16.556013][  T385]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.556148][  T385]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.556312][  T385]  ? 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)
[   16.556448][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.556579][  T385]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.556708][  T385]  ? irq_exit_rcu (kernel/softirq.c:754)
[   16.556838][  T385]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.556997][  T385] RIP: 0033:0x7fa17cd2408e
[   16.557137][  T385] 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
[   16.557601][  T385] RSP: 002b:00007ffd19be1e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.557794][  T385] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa17cd2408e
[   16.557986][  T385] RDX: 0000000000000000 RSI: 00007ffd19be1ee0 RDI: 0000000000000005
[   16.558180][  T385] RBP: 00007ffd19be1e40 R08: 0000000000000000 R09: 0000000000000000
[   16.558379][  T385] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d160
[   16.558569][  T385] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd19be25b0
| [   16.666462][  T389] ------------[ cut here ]------------
| [   16.666632][  T389] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/389
| [   16.666873][  T389] Modules linked in: veth
| [   16.667261][  T389] Tainted: [W]=WARN
[   16.667370][  T389] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.667541][  T389] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.667718][  T389] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.668205][  T389] RSP: 0018:ffa0000000fc6e30 EFLAGS: 00010286
[   16.668383][  T389] RAX: 00000000ffffffa6 RBX: ff110000094003c0 RCX: 1ff40000001f8d8c
[   16.668586][  T389] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000940047c
[   16.668789][  T389] RBP: ff11000010929000 R08: 1fe2200001280091 R09: ff11000010bdaed0
[   16.668989][  T389] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.669196][  T389] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008b3c408
[   16.669463][  T389] FS:  00007f539b321840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   16.669701][  T389] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.669871][  T389] CR2: 000000000042ebe0 CR3: 0000000011c35003 CR4: 0000000000771ef0
[   16.670075][  T389] PKRU: 55555554
[   16.670182][  T389] Call Trace:
[   16.670283][  T389]  <TASK>
[   16.670356][  T389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.670548][  T389]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.670686][  T389]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.670788][  T389]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   16.670924][  T389]  __dev_notify_flags (net/core/dev.c:9787)
[   16.671060][  T389]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   16.671199][  T389]  ? 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)
[   16.671336][  T389]  ? netif_change_name (net/core/dev.c:1495)
[   16.671530][  T389]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.671665][  T389]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.671800][  T389]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.671936][  T389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.672072][  T389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.672213][  T389]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.672352][  T389]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.672545][  T389]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   16.672681][  T389]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   16.672818][  T389] veth_newlink (drivers/net/veth.c:1871) veth
[   16.672956][  T389]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   16.673129][  T389]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.673266][  T389]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.673480][  T389]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   16.673632][  T389]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   16.673768][  T389]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   16.673905][  T389]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.674040][  T389]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   16.674185][  T389]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   16.674323][  T389]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   16.674544][  T389]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.674680][  T389]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.674816][  T389]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.674958][  T389]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.675100][  T389]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.675238][  T389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.675475][  T389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.675611][  T389]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.675747][  T389]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.675882][  T389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.676021][  T389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.676163][  T389]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.676299][  T389]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.676514][  T389]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.676650][  T389]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.676784][  T389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.676922][  T389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.677056][  T389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.677196][  T389]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.677331][  T389]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.677547][  T389]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.677686][  T389]  ? 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))
[   16.677821][  T389]  ? 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))
[   16.677960][  T389]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.678101][  T389]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.678237][  T389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.678445][  T389]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.678582][  T389]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.678719][  T389]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.678854][  T389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.678989][  T389]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.679128][  T389]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.679266][  T389]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.679470][  T389]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.679605][  T389]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.679774][  T389]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.679913][  T389]  ___sys_sendmsg (net/socket.c:2752)
[   16.680049][  T389]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.680198][  T389]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.680405][  T389]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   16.680548][  T389]  __sys_sendmsg (net/socket.c:2784)
[   16.680690][  T389]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.680835][  T389]  ? 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)
[   16.680975][  T389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.681123][  T389]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.681266][  T389]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.681411][  T389]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.681549][  T389]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.681718][  T389] RIP: 0033:0x7f539b55b08e
[   16.681860][  T389] 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
[   16.682351][  T389] RSP: 002b:00007ffd49e06b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.682560][  T389] RAX: ffffffffffffffda RBX: 00007ffd49e072d8 RCX: 00007f539b55b08e
[   16.682762][  T389] RDX: 0000000000000000 RSI: 00007ffd49e06be0 RDI: 0000000000000005
[   16.682964][  T389] RBP: 00007ffd49e06b40 R08: 0000000000000000 R09: 0000000000000000
[   16.683171][  T389] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d161
[   16.683379][  T389] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd49e072a0
| [   16.699139][  T389] ------------[ cut here ]------------
| [   16.699286][  T389] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/389
| [   16.699523][  T389] Modules linked in: veth
| [   16.699891][  T389] Tainted: [W]=WARN
[   16.699993][  T389] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.700164][  T389] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.700336][  T389] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.701000][  T389] RSP: 0018:ffa0000000fc71b0 EFLAGS: 00010286
[   16.701172][  T389] RAX: 00000000ffffffa6 RBX: ff1100000bf1eac0 RCX: 1ff40000001f8dfc
[   16.701372][  T389] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf1eb7c
[   16.701568][  T389] RBP: ff11000011691000 R08: 1fe22000017e3d71 R09: ff11000010bdaed0
[   16.701766][  T389] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.701962][  T389] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.702165][  T389] FS:  00007f539b321840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   16.702402][  T389] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.702568][  T389] CR2: 000000000042ebe0 CR3: 0000000011c35003 CR4: 0000000000771ef0
[   16.702770][  T389] PKRU: 55555554
[   16.702875][  T389] Call Trace:
[   16.702975][  T389]  <TASK>
[   16.703043][  T389]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.703182][  T389]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.703283][  T389]  __dev_notify_flags (net/core/dev.c:9787)
[   16.703421][  T389]  ? netif_change_name (net/core/dev.c:1495)
[   16.703554][  T389]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.703686][  T389]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   16.703821][  T389]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.703956][  T389]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.704092][  T389]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.704225][  T389]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.704361][  T389]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.704500][  T389]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.704636][  T389]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.704769][  T389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.704902][  T389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.705034][  T389]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.705170][  T389]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.705300][  T389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.705440][  T389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.705574][  T389]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.705706][  T389]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.705841][  T389]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.705972][  T389]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.706109][  T389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.706243][  T389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.706381][  T389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.706514][  T389]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.706647][  T389]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.706780][  T389]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.706919][  T389]  ? 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))
[   16.707051][  T389]  ? 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))
[   16.707190][  T389]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.707324][  T389]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.707461][  T389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.707593][  T389]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.707726][  T389]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.707860][  T389]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.707993][  T389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.708130][  T389]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.708261][  T389]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.708399][  T389]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.708530][  T389]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.708661][  T389]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.708825][  T389]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.708962][  T389]  ___sys_sendmsg (net/socket.c:2752)
[   16.709098][  T389]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.709235][  T389]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.709407][  T389]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   16.709541][  T389]  __sys_sendmsg (net/socket.c:2784)
[   16.709673][  T389]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.709808][  T389]  ? 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)
[   16.709941][  T389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.710073][  T389]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.710212][  T389]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.710343][  T389]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.710480][  T389]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.710642][  T389] RIP: 0033:0x7f539b55b08e
[   16.710779][  T389] 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
[   16.711256][  T389] RSP: 002b:00007ffd49e06b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.711459][  T389] RAX: ffffffffffffffda RBX: 00007ffd49e072d8 RCX: 00007f539b55b08e
[   16.711656][  T389] RDX: 0000000000000000 RSI: 00007ffd49e06be0 RDI: 0000000000000005
[   16.711854][  T389] RBP: 00007ffd49e06b40 R08: 0000000000000000 R09: 0000000000000000
[   16.712051][  T389] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d161
[   16.712251][  T389] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd49e072a0
| [   16.763162][  T392] ------------[ cut here ]------------
| [   16.763388][  T392] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/392
| [   16.763660][  T392] Modules linked in: veth
| [   16.764118][  T392] Tainted: [W]=WARN
[   16.764261][  T392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.764479][  T392] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.764693][  T392] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.765198][  T392] RSP: 0018:ffa0000000fd7ab0 EFLAGS: 00010286
[   16.765421][  T392] RAX: 00000000ffffffa6 RBX: ff11000009401380 RCX: 1ff40000001faf1c
[   16.765668][  T392] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000940143c
[   16.765905][  T392] RBP: ff11000011754000 R08: 1fe2200001280289 R09: ff1100000c75aed0
[   16.766151][  T392] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.766402][  T392] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011754000
[   16.766645][  T392] FS:  00007f332f4ba840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   16.766918][  T392] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.767135][  T392] CR2: 00007f332f6bbc20 CR3: 0000000011e63001 CR4: 0000000000771ef0
[   16.767453][  T392] PKRU: 55555554
[   16.767676][  T392] Call Trace:
[   16.767880][  T392]  <TASK>
[   16.768046][  T392]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.768267][  T392]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.768457][  T392]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.768604][  T392]  register_netdevice (net/core/dev.c:11488)
[   16.768781][  T392]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   16.768991][  T392]  register_netdev (net/core/dev.c:11552)
[   16.769175][  T392]  loopback_net_init (drivers/net/loopback.c:218)
[   16.769353][  T392]  ops_init (net/core/net_namespace.c:137)
[   16.769513][  T392]  setup_net (net/core/net_namespace.c:446)
[   16.769657][  T392]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   16.769830][  T392]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   16.770009][  T392]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   16.770194][  T392]  copy_net_ns (net/core/net_namespace.c:579)
[   16.770384][  T392]  create_new_namespaces (kernel/nsproxy.c:132)
[   16.770563][  T392]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   16.770739][  T392]  ksys_unshare (kernel/fork.c:3243)
[   16.770914][  T392]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   16.771099][  T392]  ? __ia32_sys_open (fs/open.c:1374)
[   16.771277][  T392]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   16.771464][  T392]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   16.771639][  T392]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.771815][  T392]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.771990][  T392]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.772176][  T392]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.772396][  T392] RIP: 0033:0x7f332f77cbcb
[   16.772578][  T392] 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
[   16.773079][  T392] RSP: 002b:00007ffe0566c198 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   16.773327][  T392] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f332f77cbcb
[   16.773579][  T392] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   16.773819][  T392] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   16.774058][  T392] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0566e3c0
[   16.774306][  T392] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0566e84d
| [   16.805925][  T393] ------------[ cut here ]------------
| [   16.806091][  T393] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/393
| [   16.806319][  T393] Modules linked in: veth
| [   16.807145][  T393] Tainted: [W]=WARN
[   16.807243][  T393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.807407][  T393] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.807575][  T393] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.808031][  T393] RSP: 0018:ffa0000000fd7030 EFLAGS: 00010286
[   16.808196][  T393] RAX: 00000000ffffffa6 RBX: ff11000009a3c900 RCX: 1ff40000001fadcc
[   16.808391][  T393] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3c9bc
[   16.808582][  T393] RBP: ff11000011754000 R08: 1fe2200001347939 R09: ff1100000bfb8b68
[   16.808773][  T393] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   16.808963][  T393] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011754ce1
[   16.809159][  T393] FS:  00007f0d4e3b6840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   16.809390][  T393] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.809551][  T393] CR2: 00000000104a3988 CR3: 0000000011dbe004 CR4: 0000000000771ef0
[   16.809742][  T393] PKRU: 55555554
[   16.809838][  T393] Call Trace:
[   16.809934][  T393]  <TASK>
[   16.810000][  T393]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.810136][  T393]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.810234][  T393]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.810366][  T393]  __dev_notify_flags (net/core/dev.c:9787)
[   16.810497][  T393]  ? netif_change_name (net/core/dev.c:1495)
[   16.810626][  T393]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.810755][  T393]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.810884][  T393]  ? 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))
[   16.811016][  T393]  netif_change_flags (net/core/dev.c:9820)
[   16.811152][  T393]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.811282][  T393]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.811416][  T393]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.811576][  T393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.811705][  T393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.811833][  T393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.811962][  T393]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.812095][  T393]  ? __kernel_text_address (kernel/extable.c:79)
[   16.812224][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.812373][  T393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.812511][  T393]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.812644][  T393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.812775][  T393]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.812907][  T393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.813036][  T393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.813171][  T393]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.813300][  T393]  ? __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)
[   16.813434][  T393]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.813562][  T393]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.813692][  T393]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.813824][  T393]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.813956][  T393]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.814091][  T393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.814220][  T393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.814349][  T393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.814482][  T393]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.814611][  T393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.814741][  T393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.814870][  T393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.814998][  T393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.815132][  T393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.815262][  T393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.815397][  T393]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.815528][  T393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.815656][  T393]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.815784][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.815914][  T393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.816042][  T393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.816176][  T393]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.816304][  T393]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.816437][  T393]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.816571][  T393]  ? 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))
[   16.816699][  T393]  ? 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))
[   16.816830][  T393]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.816960][  T393]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.817095][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.817224][  T393]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.817355][  T393]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.817491][  T393]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.817621][  T393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.817752][  T393]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.817882][  T393]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.818013][  T393]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.818144][  T393]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.818273][  T393]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.818436][  T393]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.818566][  T393]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.818694][  T393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.818826][  T393]  ___sys_sendmsg (net/socket.c:2752)
[   16.818955][  T393]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.819122][  T393]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.819263][  T393]  __sys_sendmsg (net/socket.c:2784)
[   16.819398][  T393]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.819528][  T393]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.819692][  T393]  ? 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)
[   16.819823][  T393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.819954][  T393]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.820083][  T393]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.820215][  T393]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.820346][  T393]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.820512][  T393] RIP: 0033:0x7f0d4e5f008e
[   16.820648][  T393] 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
[   16.821114][  T393] RSP: 002b:00007ffd2a9218b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.821309][  T393] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0d4e5f008e
[   16.821507][  T393] RDX: 0000000000000000 RSI: 00007ffd2a921960 RDI: 0000000000000005
[   16.821701][  T393] RBP: 00007ffd2a9218c0 R08: 0000000000000000 R09: 0000000000000000
[   16.821893][  T393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d161
[   16.822091][  T393] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2a922030
| [   16.939341][  T397] ------------[ cut here ]------------
| [   16.939549][  T397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/397
| [   16.939833][  T397] Modules linked in: veth
| [   16.940344][  T397] Tainted: [W]=WARN
[   16.941170][  T397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.941397][  T397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.941624][  T397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.942160][  T397] RSP: 0018:ffa0000000fe6e30 EFLAGS: 00010286
[   16.942391][  T397] RAX: 00000000ffffffa6 RBX: ff11000009401540 RCX: 1ff40000001fcd8c
[   16.942640][  T397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094015fc
[   16.942888][  T397] RBP: ff1100000cd21000 R08: 1fe22000012802c1 R09: ff11000008ef2ed0
[   16.943143][  T397] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.943403][  T397] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c12c088
[   16.943655][  T397] FS:  00007fcb64682840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   16.943939][  T397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.944165][  T397] CR2: 000000000042ebe0 CR3: 0000000011acf002 CR4: 0000000000771ef0
[   16.944427][  T397] PKRU: 55555554
[   16.944577][  T397] Call Trace:
[   16.944726][  T397]  <TASK>
[   16.944847][  T397]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.945036][  T397]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.945199][  T397]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   16.945434][  T397]  __dev_notify_flags (net/core/dev.c:9787)
[   16.945619][  T397]  ? netif_change_name (net/core/dev.c:1495)
[   16.945800][  T397]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.945982][  T397]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.946174][  T397]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.946373][  T397]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   16.946559][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.946744][  T397]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.946932][  T397]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.947122][  T397]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   16.947306][  T397]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   16.947505][  T397] veth_newlink (drivers/net/veth.c:1871) veth
[   16.947692][  T397]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   16.947907][  T397]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.948099][  T397]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.948285][  T397]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   16.948495][  T397]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   16.948681][  T397]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   16.948873][  T397]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.949063][  T397]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   16.949262][  T397]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   16.949467][  T397]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   16.949657][  T397]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.949845][  T397]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.950036][  T397]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.950243][  T397]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.950449][  T397]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.950639][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.950828][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.951020][  T397]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.951218][  T397]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.951415][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.951606][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.951791][  T397]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.951978][  T397]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.952174][  T397]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.952376][  T397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.952562][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.952749][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.952933][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.953130][  T397]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.953315][  T397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.953518][  T397]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.953707][  T397]  ? 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))
[   16.953891][  T397]  ? 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))
[   16.954077][  T397]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.954271][  T397]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.954470][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.954657][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.954843][  T397]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.955029][  T397]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.955220][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.955420][  T397]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.955605][  T397]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.955791][  T397]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.955976][  T397]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.956164][  T397]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.956395][  T397]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.956587][  T397]  ___sys_sendmsg (net/socket.c:2752)
[   16.956772][  T397]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.956962][  T397]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.957193][  T397]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   16.957394][  T397]  __sys_sendmsg (net/socket.c:2784)
[   16.957579][  T397]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.957766][  T397]  ? 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)
[   16.957948][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.958146][  T397]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.958332][  T397]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.958528][  T397]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.958714][  T397]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.958931][  T397] RIP: 0033:0x7fcb648bc08e
[   16.959129][  T397] 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
[   16.959673][  T397] RSP: 002b:00007ffe2c029a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.959924][  T397] RAX: ffffffffffffffda RBX: 00007ffe2c02a238 RCX: 00007fcb648bc08e
[   16.960184][  T397] RDX: 0000000000000000 RSI: 00007ffe2c029b40 RDI: 0000000000000005
[   16.960443][  T397] RBP: 00007ffe2c029aa0 R08: 0000000000000000 R09: 0000000000000000
[   16.960695][  T397] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d161
[   16.960949][  T397] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2c02a200
| [   16.969443][  T397] ------------[ cut here ]------------
| [   16.969632][  T397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/397
| [   16.969909][  T397] Modules linked in: veth
| [   16.970919][  T397] Tainted: [W]=WARN
[   16.971133][  T397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.971415][  T397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.971690][  T397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.972268][  T397] RSP: 0018:ffa0000000fe71b0 EFLAGS: 00010286
[   16.972547][  T397] RAX: 00000000ffffffa6 RBX: ff11000010634740 RCX: 1ff40000001fcdfc
[   16.972841][  T397] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000106347fc
[   16.973147][  T397] RBP: ff1100001187c000 R08: 1fe22000020c6901 R09: ff11000008ef2ed0
[   16.973453][  T397] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.973750][  T397] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.974045][  T397] FS:  00007fcb64682840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   16.974399][  T397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.974664][  T397] CR2: 000000000042ebe0 CR3: 0000000011acf002 CR4: 0000000000771ef0
[   16.974963][  T397] PKRU: 55555554
[   16.975168][  T397] Call Trace:
[   16.975382][  T397]  <TASK>
[   16.975552][  T397]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.975789][  T397]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.975995][  T397]  __dev_notify_flags (net/core/dev.c:9787)
[   16.976235][  T397]  ? netif_change_name (net/core/dev.c:1495)
[   16.976483][  T397]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.976717][  T397]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   16.976949][  T397]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.977186][  T397]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.977432][  T397]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.977682][  T397]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.977913][  T397]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.978159][  T397]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.978416][  T397]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.978652][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.978882][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.979140][  T397]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.979388][  T397]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.979619][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.979854][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.980094][  T397]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.980329][  T397]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.980574][  T397]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.980823][  T397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.981054][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.981294][  T397]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.981537][  T397]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.981770][  T397]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.982001][  T397]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.982261][  T397]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.982480][  T397]  ? 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))
[   16.982654][  T397]  ? 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))
[   16.982835][  T397]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.983015][  T397]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.983201][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.983394][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   16.983593][  T397]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.983773][  T397]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.983949][  T397]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.984131][  T397]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.984309][  T397]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.984502][  T397]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.984697][  T397]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.984874][  T397]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.985092][  T397]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.985275][  T397]  ___sys_sendmsg (net/socket.c:2752)
[   16.985466][  T397]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.985648][  T397]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.985884][  T397]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   16.986064][  T397]  __sys_sendmsg (net/socket.c:2784)
[   16.986249][  T397]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.986446][  T397]  ? 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)
[   16.986622][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.986801][  T397]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.986978][  T397]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.987181][  T397]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.987373][  T397]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.987580][  T397] RIP: 0033:0x7fcb648bc08e
[   16.987765][  T397] 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
[   16.988300][  T397] RSP: 002b:00007ffe2c029a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.988561][  T397] RAX: ffffffffffffffda RBX: 00007ffe2c02a238 RCX: 00007fcb648bc08e
[   16.988804][  T397] RDX: 0000000000000000 RSI: 00007ffe2c029b40 RDI: 0000000000000005
[   16.989043][  T397] RBP: 00007ffe2c029aa0 R08: 0000000000000000 R09: 0000000000000000
[   16.989313][  T397] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d161
[   16.989572][  T397] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2c02a200
| [   17.038825][  T399] ------------[ cut here ]------------
| [   17.038979][  T399] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/399
| [   17.039209][  T399] Modules linked in: veth
| [   17.039583][  T399] Tainted: [W]=WARN
[   17.039680][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.039839][  T399] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.040007][  T399] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.041004][  T399] RSP: 0018:ffa0000001027ab0 EFLAGS: 00010286
[   17.041172][  T399] RAX: 00000000ffffffa6 RBX: ff11000010635e00 RCX: 1ff4000000204f1c
[   17.041368][  T399] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010635ebc
[   17.041558][  T399] RBP: ff110000122a1000 R08: 1fe22000020c6bd9 R09: ff11000009b7aed0
[   17.041748][  T399] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.041945][  T399] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000122a1000
[   17.042140][  T399] FS:  00007ffaadfe2840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   17.042371][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.042532][  T399] CR2: 00007ffaae1e9430 CR3: 000000000c5b9003 CR4: 0000000000771ef0
[   17.042732][  T399] PKRU: 55555554
[   17.042828][  T399] Call Trace:
[   17.042923][  T399]  <TASK>
[   17.042990][  T399]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.043124][  T399]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.043254][  T399]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.043352][  T399]  register_netdevice (net/core/dev.c:11488)
[   17.043494][  T399]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   17.043658][  T399]  register_netdev (net/core/dev.c:11552)
[   17.043785][  T399]  loopback_net_init (drivers/net/loopback.c:218)
[   17.043914][  T399]  ops_init (net/core/net_namespace.c:137)
[   17.044014][  T399]  setup_net (net/core/net_namespace.c:446)
[   17.044117][  T399]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   17.044244][  T399]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   17.044386][  T399]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   17.044517][  T399]  copy_net_ns (net/core/net_namespace.c:579)
[   17.044646][  T399]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.044777][  T399]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.044906][  T399]  ksys_unshare (kernel/fork.c:3243)
[   17.045036][  T399]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   17.045170][  T399]  ? __ia32_sys_open (fs/open.c:1374)
[   17.045307][  T399]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.045439][  T399]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   17.045568][  T399]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.045695][  T399]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.045822][  T399]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.045950][  T399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.046120][  T399] RIP: 0033:0x7ffaae2a4bcb
[   17.046255][  T399] 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
[   17.046717][  T399] RSP: 002b:00007ffde65c9bb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   17.046917][  T399] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffaae2a4bcb
[   17.047112][  T399] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.047305][  T399] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.047499][  T399] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde65cbde0
[   17.047690][  T399] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde65cd84d
| [   17.083420][  T400] ------------[ cut here ]------------
| [   17.083580][  T400] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/400
| [   17.083807][  T400] Modules linked in: veth
| [   17.084175][  T400] Tainted: [W]=WARN
[   17.084272][  T400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.085246][  T400] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.085422][  T400] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.085880][  T400] RSP: 0018:ffa0000001037030 EFLAGS: 00010286
[   17.086044][  T400] RAX: 00000000ffffffa6 RBX: ff1100000bef6900 RCX: 1ff4000000206dcc
[   17.086240][  T400] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef69bc
[   17.086438][  T400] RBP: ff110000122a1000 R08: 1fe22000017ded39 R09: ff1100000c762ea8
[   17.086629][  T400] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   17.086821][  T400] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000122a1ce1
[   17.087015][  T400] FS:  00007ff9a24ec840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   17.087243][  T400] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.087409][  T400] CR2: 00000000086e8988 CR3: 0000000004bda001 CR4: 0000000000771ef0
[   17.087600][  T400] PKRU: 55555554
[   17.087696][  T400] Call Trace:
[   17.087792][  T400]  <TASK>
[   17.087859][  T400]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.087990][  T400]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.088093][  T400]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.088222][  T400]  __dev_notify_flags (net/core/dev.c:9787)
[   17.088351][  T400]  ? netif_change_name (net/core/dev.c:1495)
[   17.088484][  T400]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.088613][  T400]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.088744][  T400]  ? 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))
[   17.088875][  T400]  netif_change_flags (net/core/dev.c:9820)
[   17.089005][  T400]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.089143][  T400]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.089274][  T400]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.089441][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.089571][  T400]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.089700][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.089830][  T400]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.089962][  T400]  ? __kernel_text_address (kernel/extable.c:79)
[   17.090099][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.090232][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.090365][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.090494][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.090624][  T400]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.090765][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.090896][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.091025][  T400]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.091158][  T400]  ? __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)
[   17.091289][  T400]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.091425][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.091555][  T400]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.091686][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.091820][  T400]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.091952][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.092085][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.092216][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.092346][  T400]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.092481][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.092612][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.092742][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.092872][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.093002][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.093136][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.093266][  T400]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.093402][  T400]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.093532][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.093662][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.093794][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.093924][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.094056][  T400]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.094188][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.094319][  T400]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.094460][  T400]  ? 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))
[   17.094589][  T400]  ? 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))
[   17.094721][  T400]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.094853][  T400]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.094984][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.095116][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   17.095247][  T400]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.095384][  T400]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.095514][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.095643][  T400]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.095775][  T400]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.095907][  T400]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.096035][  T400]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.096169][  T400]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.096330][  T400]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.096465][  T400]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.096596][  T400]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.096726][  T400]  ___sys_sendmsg (net/socket.c:2752)
[   17.096855][  T400]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.097017][  T400]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.097165][  T400]  __sys_sendmsg (net/socket.c:2784)
[   17.097295][  T400]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.097432][  T400]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.097595][  T400]  ? 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)
[   17.097725][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.097854][  T400]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.097984][  T400]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.098116][  T400]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.098246][  T400]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.098415][  T400] RIP: 0033:0x7ff9a272608e
[   17.098551][  T400] 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
[   17.099014][  T400] RSP: 002b:00007ffd316c5200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.099212][  T400] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff9a272608e
[   17.099411][  T400] RDX: 0000000000000000 RSI: 00007ffd316c52b0 RDI: 0000000000000005
[   17.099604][  T400] RBP: 00007ffd316c5210 R08: 0000000000000000 R09: 0000000000000000
[   17.099797][  T400] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d161
[   17.099990][  T400] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd316c5980
| [   17.221614][  T404] ------------[ cut here ]------------
| [   17.221779][  T404] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/404
| [   17.222018][  T404] Modules linked in: veth
| [   17.223190][  T404] Tainted: [W]=WARN
[   17.223298][  T404] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.223476][  T404] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.223652][  T404] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.224142][  T404] RSP: 0018:ffa0000001076e30 EFLAGS: 00010286
[   17.224313][  T404] RAX: 00000000ffffffa6 RBX: ff11000009188c80 RCX: 1ff400000020ed8c
[   17.224521][  T404] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009188d3c
[   17.224722][  T404] RBP: ff11000008824000 R08: 1fe22000012311a9 R09: ff1100000fdd0b90
[   17.224922][  T404] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   17.225126][  T404] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e86708
[   17.225328][  T404] FS:  00007f24b3a36840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   17.225570][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.225742][  T404] CR2: 000000000042ebe0 CR3: 0000000011b2f001 CR4: 0000000000771ef0
[   17.225945][  T404] PKRU: 55555554
[   17.226050][  T404] Call Trace:
[   17.226161][  T404]  <TASK>
[   17.226236][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.226380][  T404]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.226521][  T404]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.226625][  T404]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   17.226761][  T404]  __dev_notify_flags (net/core/dev.c:9787)
[   17.226896][  T404]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   17.227030][  T404]  ? 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)
[   17.227172][  T404]  ? netif_change_name (net/core/dev.c:1495)
[   17.227306][  T404]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.227446][  T404]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.227581][  T404]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.227716][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.227853][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.227992][  T404]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.228150][  T404]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.228285][  T404]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   17.228427][  T404]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   17.228565][  T404] veth_newlink (drivers/net/veth.c:1871) veth
[   17.228704][  T404]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   17.228879][  T404]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.229014][  T404]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.229153][  T404]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   17.229305][  T404]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   17.229449][  T404]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   17.229587][  T404]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   17.229724][  T404]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   17.229865][  T404]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   17.230004][  T404]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   17.230149][  T404]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.230289][  T404]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.230435][  T404]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.230581][  T404]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.230721][  T404]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.230859][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.230994][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.231134][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.231271][  T404]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.231414][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.231554][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.231691][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.231827][  T404]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.231963][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.232105][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.232240][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.232384][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.232519][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.232657][  T404]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.232793][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.232931][  T404]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.233077][  T404]  ? 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))
[   17.233214][  T404]  ? 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))
[   17.233355][  T404]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.233499][  T404]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.233636][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.233773][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   17.233911][  T404]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.234049][  T404]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.234189][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.234326][  T404]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.234471][  T404]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.234612][  T404]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.234747][  T404]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.234883][  T404]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.235050][  T404]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.235195][  T404]  ___sys_sendmsg (net/socket.c:2752)
[   17.235332][  T404]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.235477][  T404]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.235652][  T404]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   17.235790][  T404]  __sys_sendmsg (net/socket.c:2784)
[   17.235927][  T404]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.236067][  T404]  ? 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)
[   17.236209][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.236347][  T404]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.236489][  T404]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.236626][  T404]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.236763][  T404]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.236932][  T404] RIP: 0033:0x7f24b3c7008e
[   17.237080][  T404] 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
[   17.237572][  T404] RSP: 002b:00007fffcc770ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.237779][  T404] RAX: ffffffffffffffda RBX: 00007fffcc771688 RCX: 00007f24b3c7008e
[   17.237983][  T404] RDX: 0000000000000000 RSI: 00007fffcc770f90 RDI: 0000000000000005
[   17.238191][  T404] RBP: 00007fffcc770ef0 R08: 0000000000000000 R09: 0000000000000000
[   17.238402][  T404] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d161
[   17.238606][  T404] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcc771650
| [   17.253514][  T404] ------------[ cut here ]------------
| [   17.253671][  T404] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/404
| [   17.253902][  T404] Modules linked in: veth
| [   17.254275][  T404] Tainted: [W]=WARN
[   17.254384][  T404] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.254549][  T404] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.254721][  T404] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.255189][  T404] RSP: 0018:ffa00000010771b0 EFLAGS: 00010286
[   17.255362][  T404] RAX: 00000000ffffffa6 RBX: ff1100000502e580 RCX: 1ff400000020edfc
[   17.255567][  T404] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502e63c
[   17.255763][  T404] RBP: ff1100000f194000 R08: 1fe2200000a05cc9 R09: ff1100000fdd0b90
[   17.255958][  T404] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   17.256158][  T404] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.256354][  T404] FS:  00007f24b3a36840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   17.256590][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.256755][  T404] CR2: 000000000042ebe0 CR3: 0000000011b2f001 CR4: 0000000000771ef0
[   17.256953][  T404] PKRU: 55555554
[   17.257053][  T404] Call Trace:
[   17.257157][  T404]  <TASK>
[   17.257226][  T404]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.257366][  T404]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.257469][  T404]  __dev_notify_flags (net/core/dev.c:9787)
[   17.257602][  T404]  ? netif_change_name (net/core/dev.c:1495)
[   17.257735][  T404]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   17.257865][  T404]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   17.258001][  T404]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.258138][  T404]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   17.258272][  T404]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.258407][  T404]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.258541][  T404]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.258680][  T404]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.258818][  T404]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.258953][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.259089][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.259222][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.259355][  T404]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.259491][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.259627][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.259759][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.259891][  T404]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.260026][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.260164][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.260297][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.260436][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.260567][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.260701][  T404]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.260834][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.260968][  T404]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.261111][  T404]  ? 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))
[   17.261243][  T404]  ? 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))
[   17.261383][  T404]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.261517][  T404]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.261649][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.261780][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   17.261913][  T404]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.262048][  T404]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.262187][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.262319][  T404]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.262457][  T404]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.262592][  T404]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.262724][  T404]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.262856][  T404]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.263020][  T404]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.263162][  T404]  ___sys_sendmsg (net/socket.c:2752)
[   17.263296][  T404]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.263439][  T404]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.263610][  T404]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   17.263744][  T404]  __sys_sendmsg (net/socket.c:2784)
[   17.263876][  T404]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.264012][  T404]  ? 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)
[   17.264151][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.264285][  T404]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.264423][  T404]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.264556][  T404]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.264688][  T404]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.264852][  T404] RIP: 0033:0x7f24b3c7008e
[   17.264990][  T404] 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
[   17.265473][  T404] RSP: 002b:00007fffcc770ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.265672][  T404] RAX: ffffffffffffffda RBX: 00007fffcc771688 RCX: 00007f24b3c7008e
[   17.265869][  T404] RDX: 0000000000000000 RSI: 00007fffcc770f90 RDI: 0000000000000005
[   17.266067][  T404] RBP: 00007fffcc770ef0 R08: 0000000000000000 R09: 0000000000000000
[   17.266269][  T404] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d161
[   17.266470][  T404] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcc771650
| [   17.310197][  T406] ------------[ cut here ]------------
| [   17.310369][  T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/406
| [   17.310599][  T406] Modules linked in: veth
| [   17.310955][  T406] Tainted: [W]=WARN
[   17.311052][  T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.311214][  T406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.311384][  T406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.311829][  T406] RSP: 0018:ffa0000001097ab0 EFLAGS: 00010286
[   17.311988][  T406] RAX: 00000000ffffffa6 RBX: ff1100000c6fc580 RCX: 1ff4000000212f1c
[   17.312182][  T406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fc63c
[   17.312376][  T406] RBP: ff1100001238c000 R08: 1fe22000018df8c9 R09: ff1100000c5c5210
[   17.312564][  T406] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.312752][  T406] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001238c000
[   17.312941][  T406] FS:  00007f2bbc65c840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   17.313169][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.313329][  T406] CR2: 00007f2bbc85dc20 CR3: 0000000010469001 CR4: 0000000000771ef0
[   17.313524][  T406] PKRU: 55555554
[   17.313620][  T406] Call Trace:
[   17.313714][  T406]  <TASK>
[   17.313780][  T406]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.313908][  T406]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.314037][  T406]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.314139][  T406]  register_netdevice (net/core/dev.c:11488)
[   17.314268][  T406]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   17.314435][  T406]  register_netdev (net/core/dev.c:11552)
[   17.314567][  T406]  loopback_net_init (drivers/net/loopback.c:218)
[   17.314696][  T406]  ops_init (net/core/net_namespace.c:137)
[   17.314793][  T406]  setup_net (net/core/net_namespace.c:446)
[   17.314890][  T406]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   17.315016][  T406]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   17.315170][  T406]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   17.315300][  T406]  copy_net_ns (net/core/net_namespace.c:579)
[   17.315435][  T406]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.315566][  T406]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.315696][  T406]  ksys_unshare (kernel/fork.c:3243)
[   17.315826][  T406]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   17.315954][  T406]  ? __ia32_sys_open (fs/open.c:1374)
[   17.316089][  T406]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.316217][  T406]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   17.316344][  T406]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.316476][  T406]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.316603][  T406]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.316731][  T406]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.316888][  T406] RIP: 0033:0x7f2bbc91ebcb
[   17.317022][  T406] 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
[   17.317539][  T406] RSP: 002b:00007ffdeda40b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.317733][  T406] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2bbc91ebcb
[   17.317923][  T406] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.318119][  T406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.318311][  T406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdeda42d30
[   17.318555][  T406] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdeda4484d
| [   17.343580][  T407] ------------[ cut here ]------------
| [   17.343720][  T407] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/407
| [   17.343951][  T407] Modules linked in: veth
| [   17.344310][  T407] Tainted: [W]=WARN
[   17.344414][  T407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.344571][  T407] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.344745][  T407] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.345195][  T407] RSP: 0018:ffa0000000d57030 EFLAGS: 00010286
[   17.345354][  T407] RAX: 00000000ffffffa6 RBX: ff11000011dfc3c0 RCX: 1ff40000001aadcc
[   17.345548][  T407] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011dfc47c
[   17.345764][  T407] RBP: ff1100001238c000 R08: 1fe22000023bf891 R09: ff1100000be8aea8
[   17.345952][  T407] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   17.346141][  T407] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001238cce1
[   17.346332][  T407] FS:  00007f4ee3b02840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   17.346642][  T407] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.346806][  T407] CR2: 00007f4ee3dd21a0 CR3: 0000000012327003 CR4: 0000000000771ef0
[   17.347003][  T407] PKRU: 55555554
[   17.347104][  T407] Call Trace:
[   17.347200][  T407]  <TASK>
[   17.347269][  T407]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.347499][  T407]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.347602][  T407]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.347732][  T407]  __dev_notify_flags (net/core/dev.c:9787)
[   17.347863][  T407]  ? netif_change_name (net/core/dev.c:1495)
[   17.347990][  T407]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.348123][  T407]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.348252][  T407]  ? 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))
[   17.348463][  T407]  netif_change_flags (net/core/dev.c:9820)
[   17.348591][  T407]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.348814][  T407]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.348942][  T407]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.349104][  T407]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.349230][  T407]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.349448][  T407]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.349575][  T407]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.349702][  T407]  ? __kernel_text_address (kernel/extable.c:79)
[   17.349828][  T407]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.349956][  T407]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.350087][  T407]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.350215][  T407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.350353][  T407]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.350554][  T407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.350680][  T407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.350806][  T407]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.350933][  T407]  ? __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)
[   17.351060][  T407]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.351193][  T407]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.351321][  T407]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.351527][  T407]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.351656][  T407]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.351784][  T407]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.351910][  T407]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.352038][  T407]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.352168][  T407]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.352293][  T407]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.352496][  T407]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.352622][  T407]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.352749][  T407]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.352875][  T407]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.353004][  T407]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.353135][  T407]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.353262][  T407]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.353443][  T407]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.353571][  T407]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.353699][  T407]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.353825][  T407]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.353954][  T407]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.354084][  T407]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.354212][  T407]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.354342][  T407]  ? 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))
[   17.354526][  T407]  ? 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))
[   17.354657][  T407]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.354787][  T407]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.354914][  T407]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.355041][  T407]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   17.355173][  T407]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.355301][  T407]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.355481][  T407]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.355610][  T407]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.355738][  T407]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.355867][  T407]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.355994][  T407]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.356127][  T407]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.356287][  T407]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.356464][  T407]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.356595][  T407]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.356724][  T407]  ___sys_sendmsg (net/socket.c:2752)
[   17.356850][  T407]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.357010][  T407]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.357154][  T407]  __sys_sendmsg (net/socket.c:2784)
[   17.357282][  T407]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.357415][  T407]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.357577][  T407]  ? 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)
[   17.357708][  T407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.357836][  T407]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.357963][  T407]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.358093][  T407]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.358222][  T407]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.358385][  T407] RIP: 0033:0x7f4ee3d3c08e
[   17.358520][  T407] 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
[   17.358977][  T407] RSP: 002b:00007ffe7e5f4c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.359176][  T407] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4ee3d3c08e
[   17.359371][  T407] RDX: 0000000000000000 RSI: 00007ffe7e5f4cc0 RDI: 0000000000000005
[   17.359564][  T407] RBP: 00007ffe7e5f4c20 R08: 0000000000000000 R09: 0000000000000000
[   17.359755][  T407] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d161
[   17.359946][  T407] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7e5f5390
| [   17.481395][  T411] ------------[ cut here ]------------
| [   17.481554][  T411] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/411
| [   17.481797][  T411] Modules linked in: veth
| [   17.482185][  T411] Tainted: [W]=WARN
[   17.482288][  T411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.482465][  T411] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.482644][  T411] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.483131][  T411] RSP: 0018:ffa0000001096e30 EFLAGS: 00010286
[   17.483302][  T411] RAX: 00000000ffffffa6 RBX: ff1100000c3e5e00 RCX: 1ff4000000212d8c
[   17.483510][  T411] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e5ebc
[   17.483714][  T411] RBP: ff11000011f34000 R08: 1fe220000187cbd9 R09: ff1100000c158b90
[   17.483916][  T411] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.484127][  T411] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf17188
[   17.484331][  T411] FS:  00007f3c889d7840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   17.484577][  T411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.484748][  T411] CR2: 000000000042ebe0 CR3: 0000000012212004 CR4: 0000000000771ef0
[   17.484951][  T411] PKRU: 55555554
[   17.485052][  T411] Call Trace:
[   17.485157][  T411]  <TASK>
[   17.485226][  T411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.485367][  T411]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.485504][  T411]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.485608][  T411]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   17.485745][  T411]  __dev_notify_flags (net/core/dev.c:9787)
[   17.485880][  T411]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   17.486014][  T411]  ? 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)
[   17.486156][  T411]  ? netif_change_name (net/core/dev.c:1495)
[   17.486292][  T411]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.486433][  T411]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.486569][  T411]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.486706][  T411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.486842][  T411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.486979][  T411]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.487120][  T411]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.487255][  T411]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   17.487397][  T411]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   17.487535][  T411] veth_newlink (drivers/net/veth.c:1871) veth
[   17.487674][  T411]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   17.487843][  T411]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.487980][  T411]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.488122][  T411]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   17.488276][  T411]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   17.488418][  T411]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   17.488556][  T411]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   17.488693][  T411]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   17.488830][  T411]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   17.488969][  T411]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   17.489109][  T411]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.489247][  T411]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.489390][  T411]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.489533][  T411]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.489673][  T411]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.489813][  T411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.489951][  T411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.490094][  T411]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.490229][  T411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.490369][  T411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.490512][  T411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.490651][  T411]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.490788][  T411]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.490926][  T411]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.491061][  T411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.491202][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.491339][  T411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.491481][  T411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.491619][  T411]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.491755][  T411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.491893][  T411]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.492034][  T411]  ? 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))
[   17.492174][  T411]  ? 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))
[   17.492313][  T411]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.492458][  T411]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.492595][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.492732][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   17.492870][  T411]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.493009][  T411]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.493149][  T411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.493287][  T411]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.493432][  T411]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.493571][  T411]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.493709][  T411]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.493847][  T411]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.494017][  T411]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.494163][  T411]  ___sys_sendmsg (net/socket.c:2752)
[   17.494299][  T411]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.494444][  T411]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.494623][  T411]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   17.494762][  T411]  __sys_sendmsg (net/socket.c:2784)
[   17.494899][  T411]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.495042][  T411]  ? 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)
[   17.495183][  T411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.495324][  T411]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.495466][  T411]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.495601][  T411]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.495738][  T411]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.495909][  T411] RIP: 0033:0x7f3c88c1108e
[   17.496053][  T411] 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
[   17.496553][  T411] RSP: 002b:00007ffeb4313860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.496760][  T411] RAX: ffffffffffffffda RBX: 00007ffeb4314008 RCX: 00007f3c88c1108e
[   17.496964][  T411] RDX: 0000000000000000 RSI: 00007ffeb4313910 RDI: 0000000000000005
[   17.497171][  T411] RBP: 00007ffeb4313870 R08: 0000000000000000 R09: 0000000000000000
[   17.497381][  T411] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d161
[   17.497586][  T411] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb4313fd0
| [   17.505732][  T411] ------------[ cut here ]------------
| [   17.505873][  T411] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/411
| [   17.506109][  T411] Modules linked in: veth
| [   17.506492][  T411] Tainted: [W]=WARN
[   17.506593][  T411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.506760][  T411] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.506936][  T411] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.508129][  T411] RSP: 0018:ffa00000010971b0 EFLAGS: 00010286
[   17.508299][  T411] RAX: 00000000ffffffa6 RBX: ff1100000c6fd380 RCX: 1ff4000000212dfc
[   17.508556][  T411] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fd43c
[   17.508756][  T411] RBP: ff11000011f21000 R08: 1fe22000018dfa89 R09: ff1100000c158b90
[   17.508955][  T411] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.509156][  T411] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.509356][  T411] FS:  00007f3c889d7840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   17.509702][  T411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.509871][  T411] CR2: 000000000042ebe0 CR3: 0000000012212004 CR4: 0000000000771ef0
[   17.510075][  T411] PKRU: 55555554
[   17.510175][  T411] Call Trace:
[   17.510274][  T411]  <TASK>
[   17.510343][  T411]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.510533][  T411]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.510637][  T411]  __dev_notify_flags (net/core/dev.c:9787)
[   17.510771][  T411]  ? netif_change_name (net/core/dev.c:1495)
[   17.510905][  T411]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   17.511039][  T411]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   17.511180][  T411]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.511315][  T411]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   17.511506][  T411]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.511638][  T411]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.511772][  T411]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.511911][  T411]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.512049][  T411]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.512190][  T411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.512324][  T411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.512512][  T411]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.512643][  T411]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.512773][  T411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.512912][  T411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.513045][  T411]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.513181][  T411]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.513315][  T411]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.513504][  T411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.513637][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.513773][  T411]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.513906][  T411]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.514042][  T411]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.514180][  T411]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.514314][  T411]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.514508][  T411]  ? 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))
[   17.514642][  T411]  ? 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))
[   17.514778][  T411]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.514913][  T411]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.515046][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.515184][  T411]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   17.515334][  T411]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.515535][  T411]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.515671][  T411]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.515805][  T411]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.515941][  T411]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.516080][  T411]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.516213][  T411]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.516346][  T411]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.516568][  T411]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.516707][  T411]  ___sys_sendmsg (net/socket.c:2752)
[   17.516839][  T411]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.516978][  T411]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.517150][  T411]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   17.517288][  T411]  __sys_sendmsg (net/socket.c:2784)
[   17.517479][  T411]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.517618][  T411]  ? 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)
[   17.517752][  T411]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.517890][  T411]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.518025][  T411]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.518163][  T411]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.518298][  T411]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.518519][  T411] RIP: 0033:0x7f3c88c1108e
[   17.518658][  T411] 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
[   17.519140][  T411] RSP: 002b:00007ffeb4313860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.519342][  T411] RAX: ffffffffffffffda RBX: 00007ffeb4314008 RCX: 00007f3c88c1108e
[   17.519599][  T411] RDX: 0000000000000000 RSI: 00007ffeb4313910 RDI: 0000000000000005
[   17.519800][  T411] RBP: 00007ffeb4313870 R08: 0000000000000000 R09: 0000000000000000
[   17.519998][  T411] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d161
[   17.520206][  T411] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb4313fd0
| [   17.567226][  T413] ------------[ cut here ]------------
| [   17.567375][  T413] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/413
| [   17.567604][  T413] Modules linked in: veth
| [   17.567970][  T413] Tainted: [W]=WARN
[   17.568076][  T413] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.568238][  T413] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.568414][  T413] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.568875][  T413] RSP: 0018:ffa00000010b7ab0 EFLAGS: 00010286
[   17.569038][  T413] RAX: 00000000ffffffa6 RBX: ff110000095e1000 RCX: 1ff4000000216f1c
[   17.569238][  T413] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e10bc
[   17.569435][  T413] RBP: ff11000012071000 R08: 1fe22000012bc219 R09: ff11000011255210
[   17.569629][  T413] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.569824][  T413] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012071000
[   17.570020][  T413] FS:  00007f305b130840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   17.570253][  T413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.570424][  T413] CR2: 00007f305b337430 CR3: 0000000011b1f005 CR4: 0000000000771ef0
[   17.570622][  T413] PKRU: 55555554
[   17.570721][  T413] Call Trace:
[   17.570820][  T413]  <TASK>
[   17.570889][  T413]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.571021][  T413]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.571157][  T413]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.571257][  T413]  register_netdevice (net/core/dev.c:11488)
[   17.571393][  T413]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   17.571556][  T413]  register_netdev (net/core/dev.c:11552)
[   17.571685][  T413]  loopback_net_init (drivers/net/loopback.c:218)
[   17.571817][  T413]  ops_init (net/core/net_namespace.c:137)
[   17.571917][  T413]  setup_net (net/core/net_namespace.c:446)
[   17.572016][  T413]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   17.572150][  T413]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   17.572281][  T413]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   17.572417][  T413]  copy_net_ns (net/core/net_namespace.c:579)
[   17.572547][  T413]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.572680][  T413]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.572811][  T413]  ksys_unshare (kernel/fork.c:3243)
[   17.572942][  T413]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   17.573076][  T413]  ? __ia32_sys_open (fs/open.c:1374)
[   17.573209][  T413]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.573338][  T413]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   17.573471][  T413]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.573600][  T413]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.573729][  T413]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.573859][  T413]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.574020][  T413] RIP: 0033:0x7f305b3f2bcb
[   17.574158][  T413] 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
[   17.574626][  T413] RSP: 002b:00007fff50624c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   17.574822][  T413] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f305b3f2bcb
[   17.575016][  T413] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.575215][  T413] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.575412][  T413] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff50626e40
[   17.575608][  T413] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5062884d
| [   17.603944][  T414] ------------[ cut here ]------------
| [   17.604095][  T414] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/414
| [   17.604321][  T414] Modules linked in: veth
| [   17.604783][  T414] Tainted: [W]=WARN
[   17.604878][  T414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.605036][  T414] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.605209][  T414] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.605670][  T414] RSP: 0018:ffa00000010c7030 EFLAGS: 00010286
[   17.605831][  T414] RAX: 00000000ffffffa6 RBX: ff110000095e0040 RCX: 1ff4000000218dcc
[   17.606019][  T414] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e00fc
[   17.606215][  T414] RBP: ff11000012071000 R08: 1fe22000012bc021 R09: ff11000011252ea8
[   17.606413][  T414] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   17.606602][  T414] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012071ce1
[   17.606792][  T414] FS:  00007fbc90b12840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   17.607016][  T414] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.607184][  T414] CR2: 00007fbc90de21a0 CR3: 0000000005416004 CR4: 0000000000771ef0
[   17.607382][  T414] PKRU: 55555554
[   17.607476][  T414] Call Trace:
[   17.607572][  T414]  <TASK>
[   17.607638][  T414]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.607768][  T414]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.607865][  T414]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.607994][  T414]  __dev_notify_flags (net/core/dev.c:9787)
[   17.608130][  T414]  ? netif_change_name (net/core/dev.c:1495)
[   17.608257][  T414]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.608390][  T414]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.608518][  T414]  ? 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))
[   17.608648][  T414]  netif_change_flags (net/core/dev.c:9820)
[   17.608778][  T414]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.608908][  T414]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.609037][  T414]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.609199][  T414]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.609326][  T414]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.609460][  T414]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.609588][  T414]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.609716][  T414]  ? __kernel_text_address (kernel/extable.c:79)
[   17.609845][  T414]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.609974][  T414]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.610105][  T414]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.610232][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.610365][  T414]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.610492][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.610619][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.610746][  T414]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.610875][  T414]  ? __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)
[   17.611002][  T414]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.611131][  T414]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.611261][  T414]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.611397][  T414]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.611527][  T414]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.611657][  T414]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.611784][  T414]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.611912][  T414]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.612038][  T414]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.612172][  T414]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.612301][  T414]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.612433][  T414]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.612561][  T414]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.612689][  T414]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.612818][  T414]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.612952][  T414]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.613085][  T414]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.613212][  T414]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.613340][  T414]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.613477][  T414]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.613603][  T414]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.613733][  T414]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.613863][  T414]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.613992][  T414]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.614129][  T414]  ? 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))
[   17.614256][  T414]  ? 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))
[   17.614392][  T414]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.614521][  T414]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.614651][  T414]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.614779][  T414]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   17.614907][  T414]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.615036][  T414]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.615168][  T414]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.615296][  T414]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.615430][  T414]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.615560][  T414]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.615688][  T414]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.615816][  T414]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.615973][  T414]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.616106][  T414]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.616233][  T414]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.616370][  T414]  ___sys_sendmsg (net/socket.c:2752)
[   17.616497][  T414]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.616657][  T414]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.616799][  T414]  __sys_sendmsg (net/socket.c:2784)
[   17.616926][  T414]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.617053][  T414]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.617220][  T414]  ? 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)
[   17.617349][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.617483][  T414]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.617611][  T414]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.617740][  T414]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.617868][  T414]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.618028][  T414] RIP: 0033:0x7fbc90d4c08e
[   17.618168][  T414] 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
[   17.618634][  T414] RSP: 002b:00007ffe1204be50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.618827][  T414] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc90d4c08e
[   17.619020][  T414] RDX: 0000000000000000 RSI: 00007ffe1204bf00 RDI: 0000000000000005
[   17.619213][  T414] RBP: 00007ffe1204be60 R08: 0000000000000000 R09: 0000000000000000
[   17.619410][  T414] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   17.619603][  T414] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1204c5d0
| [   17.742208][  T418] ------------[ cut here ]------------
| [   17.742398][  T418] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/418
| [   17.742644][  T418] Modules linked in: veth
| [   17.743041][  T418] Tainted: [W]=WARN
[   17.743152][  T418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.743327][  T418] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.743512][  T418] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.744001][  T418] RSP: 0018:ffa00000010c6e30 EFLAGS: 00010286
[   17.744178][  T418] RAX: 00000000ffffffa6 RBX: ff1100000b2b3000 RCX: 1ff4000000218d8c
[   17.744396][  T418] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b2b30bc
[   17.744608][  T418] RBP: ff1100001156c000 R08: 1fe2200001656619 R09: ff11000010a2aed0
[   17.744816][  T418] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   17.745020][  T418] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008b3d908
[   17.745229][  T418] FS:  00007f586e271840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   17.745474][  T418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.745651][  T418] CR2: 000000000042ebe0 CR3: 00000000124dd005 CR4: 0000000000771ef0
[   17.745855][  T418] PKRU: 55555554
[   17.745958][  T418] Call Trace:
[   17.746064][  T418]  <TASK>
[   17.746134][  T418]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.746273][  T418]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.746382][  T418]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   17.746550][  T418]  __dev_notify_flags (net/core/dev.c:9787)
[   17.746687][  T418]  ? netif_change_name (net/core/dev.c:1495)
[   17.746822][  T418]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.746958][  T418]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.747096][  T418]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.747237][  T418]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   17.747383][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.747519][  T418]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.747656][  T418]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.747796][  T418]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   17.747937][  T418]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   17.748085][  T418] veth_newlink (drivers/net/veth.c:1871) veth
[   17.748229][  T418]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   17.748404][  T418]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.748539][  T418]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.748675][  T418]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   17.748828][  T418]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   17.748966][  T418]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   17.749112][  T418]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   17.749250][  T418]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   17.749392][  T418]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   17.749532][  T418]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   17.749677][  T418]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.749819][  T418]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.749958][  T418]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.750105][  T418]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.750246][  T418]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.750390][  T418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.750524][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.750660][  T418]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.750794][  T418]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.750934][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.751082][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.751220][  T418]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.751361][  T418]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.751497][  T418]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.751632][  T418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.751769][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.751908][  T418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.752048][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.752192][  T418]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.752328][  T418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.752531][  T418]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.752672][  T418]  ? 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))
[   17.752808][  T418]  ? 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))
[   17.752952][  T418]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.753097][  T418]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.753238][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.753438][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   17.753580][  T418]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.753722][  T418]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.753862][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.754004][  T418]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.754148][  T418]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.754290][  T418]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.754481][  T418]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.754619][  T418]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.754792][  T418]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.754933][  T418]  ___sys_sendmsg (net/socket.c:2752)
[   17.755075][  T418]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.755217][  T418]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.755404][  T418]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   17.755546][  T418]  __sys_sendmsg (net/socket.c:2784)
[   17.755685][  T418]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.755830][  T418]  ? 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)
[   17.755974][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.756122][  T418]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.756260][  T418]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.756400][  T418]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.756536][  T418]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.756704][  T418] RIP: 0033:0x7f586e4ab08e
[   17.756849][  T418] 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
[   17.757361][  T418] RSP: 002b:00007ffe37ac4c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.757572][  T418] RAX: ffffffffffffffda RBX: 00007ffe37ac5408 RCX: 00007f586e4ab08e
[   17.757821][  T418] RDX: 0000000000000000 RSI: 00007ffe37ac4d10 RDI: 0000000000000005
[   17.758027][  T418] RBP: 00007ffe37ac4c70 R08: 0000000000000000 R09: 0000000000000000
[   17.758234][  T418] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   17.758444][  T418] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe37ac53d0
| [   17.767141][  T418] ------------[ cut here ]------------
| [   17.767322][  T418] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/418
| [   17.768045][  T418] Modules linked in: veth
| [   17.768486][  T418] Tainted: [W]=WARN
[   17.768586][  T418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.768806][  T418] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.768979][  T418] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.769511][  T418] RSP: 0018:ffa00000010c71b0 EFLAGS: 00010286
[   17.769677][  T418] RAX: 00000000ffffffa6 RBX: ff1100000b03f1c0 RCX: 1ff4000000218dfc
[   17.769875][  T418] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b03f27c
[   17.770078][  T418] RBP: ff11000011569000 R08: 1fe2200001607e51 R09: ff11000010a2aed0
[   17.770277][  T418] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   17.770529][  T418] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.770730][  T418] FS:  00007f586e271840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   17.770971][  T418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.771145][  T418] CR2: 000000000042ebe0 CR3: 00000000124dd005 CR4: 0000000000771ef0
[   17.771351][  T418] PKRU: 55555554
[   17.771508][  T418] Call Trace:
[   17.771609][  T418]  <TASK>
[   17.771678][  T418]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.771812][  T418]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.771913][  T418]  __dev_notify_flags (net/core/dev.c:9787)
[   17.772045][  T418]  ? netif_change_name (net/core/dev.c:1495)
[   17.772182][  T418]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   17.772316][  T418]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   17.772505][  T418]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.772639][  T418]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   17.772771][  T418]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.772902][  T418]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.773032][  T418]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.773175][  T418]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.773310][  T418]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.773507][  T418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.773638][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.773771][  T418]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.773901][  T418]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.774031][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.774169][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.774300][  T418]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.774487][  T418]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.774618][  T418]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.774748][  T418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.774880][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.775012][  T418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.775144][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.775275][  T418]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.775461][  T418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.775595][  T418]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.775730][  T418]  ? 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))
[   17.775861][  T418]  ? 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))
[   17.775994][  T418]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.776130][  T418]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.776261][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.776447][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   17.776581][  T418]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.776713][  T418]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.776844][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.776975][  T418]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.777113][  T418]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.777246][  T418]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.777426][  T418]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.777556][  T418]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.777719][  T418]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.777855][  T418]  ___sys_sendmsg (net/socket.c:2752)
[   17.777986][  T418]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.778126][  T418]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.778292][  T418]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   17.778430][  T418]  __sys_sendmsg (net/socket.c:2784)
[   17.778561][  T418]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.778697][  T418]  ? 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)
[   17.778832][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.778970][  T418]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.779106][  T418]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.779236][  T418]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.779371][  T418]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.779533][  T418] RIP: 0033:0x7f586e4ab08e
[   17.779670][  T418] 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
[   17.780145][  T418] RSP: 002b:00007ffe37ac4c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.780340][  T418] RAX: ffffffffffffffda RBX: 00007ffe37ac5408 RCX: 00007f586e4ab08e
[   17.780541][  T418] RDX: 0000000000000000 RSI: 00007ffe37ac4d10 RDI: 0000000000000005
[   17.780736][  T418] RBP: 00007ffe37ac4c70 R08: 0000000000000000 R09: 0000000000000000
[   17.780933][  T418] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   17.781136][  T418] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe37ac53d0
| [   17.838569][  T420] ------------[ cut here ]------------
| [   17.838738][  T420] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/420
| [   17.838963][  T420] Modules linked in: veth
| [   17.839325][  T420] Tainted: [W]=WARN
[   17.839428][  T420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.839586][  T420] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.839753][  T420] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.840211][  T420] RSP: 0018:ffa0000001117ab0 EFLAGS: 00010286
[   17.840373][  T420] RAX: 00000000ffffffa6 RBX: ff1100000f0c3a80 RCX: 1ff4000000222f1c
[   17.840563][  T420] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c3b3c
[   17.840751][  T420] RBP: ff1100001213c000 R08: 1fe2200001e18769 R09: ff11000010bd8b90
[   17.840940][  T420] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.841134][  T420] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001213c000
[   17.841324][  T420] FS:  00007f9ad0f58840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   17.841552][  T420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.841713][  T420] CR2: 00007f9ad11627d0 CR3: 0000000012347001 CR4: 0000000000771ef0
[   17.841905][  T420] PKRU: 55555554
[   17.842000][  T420] Call Trace:
[   17.842100][  T420]  <TASK>
[   17.842167][  T420]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.842296][  T420]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.842432][  T420]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.842529][  T420]  register_netdevice (net/core/dev.c:11488)
[   17.842657][  T420]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   17.842818][  T420]  register_netdev (net/core/dev.c:11552)
[   17.842946][  T420]  loopback_net_init (drivers/net/loopback.c:218)
[   17.843083][  T420]  ops_init (net/core/net_namespace.c:137)
[   17.843182][  T420]  setup_net (net/core/net_namespace.c:446)
[   17.843278][  T420]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   17.843411][  T420]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   17.843539][  T420]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   17.843668][  T420]  copy_net_ns (net/core/net_namespace.c:579)
[   17.843796][  T420]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.843925][  T420]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.844053][  T420]  ksys_unshare (kernel/fork.c:3243)
[   17.844188][  T420]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   17.844316][  T420]  ? __ia32_sys_open (fs/open.c:1374)
[   17.844452][  T420]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.844582][  T420]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   17.844710][  T420]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.844837][  T420]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.844964][  T420]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.845097][  T420]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.845260][  T420] RIP: 0033:0x7f9ad121abcb
[   17.845399][  T420] 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
[   17.845850][  T420] RSP: 002b:00007ffe8dc62aa8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.846043][  T420] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ad121abcb
[   17.846241][  T420] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.846434][  T420] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.846623][  T420] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe8dc64cd0
[   17.846812][  T420] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe8dc6584d
| [   17.876622][  T421] ------------[ cut here ]------------
| [   17.876775][  T421] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/421
| [   17.877002][  T421] Modules linked in: veth
| [   17.877364][  T421] Tainted: [W]=WARN
[   17.877459][  T421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.877616][  T421] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.877781][  T421] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.878226][  T421] RSP: 0018:ffa0000001107030 EFLAGS: 00010286
[   17.878388][  T421] RAX: 00000000ffffffa6 RBX: ff110000095e0c80 RCX: 1ff4000000220dcc
[   17.878573][  T421] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e0d3c
[   17.878758][  T421] RBP: ff1100001213c000 R08: 1fe22000012bc1a9 R09: ff11000011330b68
[   17.878942][  T421] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   17.879132][  T421] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001213cce1
[   17.879319][  T421] FS:  00007f7a58797840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   17.879545][  T421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.879703][  T421] CR2: 00000000297b8988 CR3: 00000000124f7003 CR4: 0000000000771ef0
[   17.879891][  T421] PKRU: 55555554
[   17.879985][  T421] Call Trace:
[   17.880081][  T421]  <TASK>
[   17.880146][  T421]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.880274][  T421]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.880374][  T421]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.880499][  T421]  __dev_notify_flags (net/core/dev.c:9787)
[   17.880626][  T421]  ? netif_change_name (net/core/dev.c:1495)
[   17.880751][  T421]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.880876][  T421]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.881001][  T421]  ? 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))
[   17.881134][  T421]  netif_change_flags (net/core/dev.c:9820)
[   17.881260][  T421]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.881395][  T421]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.881521][  T421]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.881681][  T421]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.881806][  T421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.881931][  T421]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.882059][  T421]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.882184][  T421]  ? __kernel_text_address (kernel/extable.c:79)
[   17.882310][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.882494][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.882617][  T421]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.882742][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.882866][  T421]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.882990][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.883120][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.883245][  T421]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.883421][  T421]  ? __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)
[   17.883547][  T421]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.883671][  T421]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.883796][  T421]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.883924][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.884051][  T421]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.884182][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.884307][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.884483][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.884608][  T421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.884731][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.884858][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.884981][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.885112][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.885237][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.885417][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.885543][  T421]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.885667][  T421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.885790][  T421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.885914][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.886039][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.886164][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.886290][  T421]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.886468][  T421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.886594][  T421]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.886723][  T421]  ? 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))
[   17.886847][  T421]  ? 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))
[   17.886973][  T421]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.887102][  T421]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.887236][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.887415][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   17.887541][  T421]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.887667][  T421]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.887791][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.887915][  T421]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.888040][  T421]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.888170][  T421]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.888295][  T421]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.888472][  T421]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.888627][  T421]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.888753][  T421]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.888877][  T421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.889003][  T421]  ___sys_sendmsg (net/socket.c:2752)
[   17.889132][  T421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.889290][  T421]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.889512][  T421]  __sys_sendmsg (net/socket.c:2784)
[   17.889638][  T421]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.889764][  T421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.889921][  T421]  ? 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)
[   17.890046][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.890176][  T421]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.890301][  T421]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.890496][  T421]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.890621][  T421]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.890775][  T421] RIP: 0033:0x7f7a589d108e
[   17.890906][  T421] 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
[   17.891354][  T421] RSP: 002b:00007ffc965f6e50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.891604][  T421] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7a589d108e
[   17.891788][  T421] RDX: 0000000000000000 RSI: 00007ffc965f6f00 RDI: 0000000000000005
[   17.891972][  T421] RBP: 00007ffc965f6e60 R08: 0000000000000000 R09: 0000000000000000
[   17.892161][  T421] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   17.892345][  T421] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc965f75d0
| [   18.008231][  T425] ------------[ cut here ]------------
| [   18.009086][  T425] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/425
| [   18.009323][  T425] Modules linked in: veth
| [   18.009721][  T425] Tainted: [W]=WARN
[   18.009824][  T425] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.009991][  T425] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.010173][  T425] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.010661][  T425] RSP: 0018:ffa0000001146e30 EFLAGS: 00010286
[   18.010830][  T425] RAX: 00000000ffffffa6 RBX: ff11000010634040 RCX: 1ff4000000228d8c
[   18.011030][  T425] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000106340fc
[   18.011232][  T425] RBP: ff11000011861000 R08: 1fe22000020c6821 R09: ff1100000c210b90
[   18.011435][  T425] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.011635][  T425] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c144088
[   18.011836][  T425] FS:  00007f745a5fd840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   18.012075][  T425] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.012243][  T425] CR2: 000000000042ebe0 CR3: 000000000a3b9003 CR4: 0000000000771ef0
[   18.012448][  T425] PKRU: 55555554
[   18.012548][  T425] Call Trace:
[   18.012649][  T425]  <TASK>
[   18.012718][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.012852][  T425]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.012990][  T425]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.013095][  T425]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   18.013230][  T425]  __dev_notify_flags (net/core/dev.c:9787)
[   18.013369][  T425]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   18.013507][  T425]  ? 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)
[   18.013642][  T425]  ? netif_change_name (net/core/dev.c:1495)
[   18.013778][  T425]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.013912][  T425]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.014047][  T425]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.014189][  T425]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.014325][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.014467][  T425]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.014602][  T425]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.014740][  T425]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   18.014878][  T425]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   18.015019][  T425] veth_newlink (drivers/net/veth.c:1871) veth
[   18.015160][  T425]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   18.015328][  T425]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.015470][  T425]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.015605][  T425]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   18.015757][  T425]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   18.015893][  T425]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   18.016031][  T425]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.016172][  T425]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.016310][  T425]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   18.016453][  T425]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   18.016591][  T425]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.016726][  T425]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.016862][  T425]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.017001][  T425]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.017144][  T425]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.017281][  T425]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.017421][  T425]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.017558][  T425]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.017693][  T425]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.017826][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.017964][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.018103][  T425]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.018236][  T425]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.018373][  T425]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.018508][  T425]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.018644][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.018780][  T425]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.018914][  T425]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.019055][  T425]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.019191][  T425]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.019326][  T425]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.019471][  T425]  ? 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))
[   18.019606][  T425]  ? 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))
[   18.019744][  T425]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.019880][  T425]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.020016][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.020156][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.020293][  T425]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.020435][  T425]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.020569][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.020707][  T425]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.020842][  T425]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.020979][  T425]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.021116][  T425]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.021251][  T425]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.021424][  T425]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.021564][  T425]  ___sys_sendmsg (net/socket.c:2752)
[   18.021699][  T425]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.021840][  T425]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.022014][  T425]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.022156][  T425]  __sys_sendmsg (net/socket.c:2784)
[   18.022292][  T425]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.022438][  T425]  ? 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)
[   18.022574][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.022710][  T425]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.022844][  T425]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.022980][  T425]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.023119][  T425]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.023288][  T425] RIP: 0033:0x7f745a83708e
[   18.023439][  T425] 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
[   18.023920][  T425] RSP: 002b:00007ffc25134500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.024129][  T425] RAX: ffffffffffffffda RBX: 00007ffc25134ca8 RCX: 00007f745a83708e
[   18.024333][  T425] RDX: 0000000000000000 RSI: 00007ffc251345b0 RDI: 0000000000000005
[   18.024550][  T425] RBP: 00007ffc25134510 R08: 0000000000000000 R09: 0000000000000000
[   18.024752][  T425] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   18.024952][  T425] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc25134c70
| [   18.039258][  T425] ------------[ cut here ]------------
| [   18.039405][  T425] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/425
| [   18.039634][  T425] Modules linked in: veth
| [   18.040003][  T425] Tainted: [W]=WARN
[   18.040111][  T425] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.040274][  T425] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.040451][  T425] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.040920][  T425] RSP: 0018:ffa00000011471b0 EFLAGS: 00010286
[   18.041089][  T425] RAX: 00000000ffffffa6 RBX: ff110000122371c0 RCX: 1ff4000000228dfc
[   18.041285][  T425] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001223727c
[   18.041486][  T425] RBP: ff11000011d9c000 R08: 1fe2200002446e51 R09: ff1100000c210b90
[   18.041682][  T425] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.041879][  T425] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   18.042077][  T425] FS:  00007f745a5fd840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   18.042307][  T425] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.042474][  T425] CR2: 000000000042ebe0 CR3: 000000000a3b9003 CR4: 0000000000771ef0
[   18.042669][  T425] PKRU: 55555554
[   18.042767][  T425] Call Trace:
[   18.042865][  T425]  <TASK>
[   18.042932][  T425]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.043068][  T425]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.043168][  T425]  __dev_notify_flags (net/core/dev.c:9787)
[   18.043299][  T425]  ? netif_change_name (net/core/dev.c:1495)
[   18.043435][  T425]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.043566][  T425]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.043700][  T425]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.043831][  T425]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   18.043966][  T425]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.044103][  T425]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.044239][  T425]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.044385][  T425]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.044526][  T425]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.044665][  T425]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.044798][  T425]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.044968][  T425]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.045115][  T425]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.045252][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.045398][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.045537][  T425]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.045677][  T425]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.045815][  T425]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.045953][  T425]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.046092][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.046226][  T425]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.046362][  T425]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.046495][  T425]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.046628][  T425]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.046763][  T425]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.046898][  T425]  ? 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))
[   18.047029][  T425]  ? 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))
[   18.047169][  T425]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.047303][  T425]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.047492][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.047624][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.047758][  T425]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.047893][  T425]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.048026][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.048164][  T425]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.048295][  T425]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.048467][  T425]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.048597][  T425]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.048729][  T425]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.048892][  T425]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.049027][  T425]  ___sys_sendmsg (net/socket.c:2752)
[   18.049162][  T425]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.049298][  T425]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.049470][  T425]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.049603][  T425]  __sys_sendmsg (net/socket.c:2784)
[   18.049736][  T425]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.049872][  T425]  ? 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)
[   18.050002][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.050142][  T425]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.050273][  T425]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.050408][  T425]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.050540][  T425]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.050704][  T425] RIP: 0033:0x7f745a83708e
[   18.050841][  T425] 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
[   18.051316][  T425] RSP: 002b:00007ffc25134500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.051520][  T425] RAX: ffffffffffffffda RBX: 00007ffc25134ca8 RCX: 00007f745a83708e
[   18.051716][  T425] RDX: 0000000000000000 RSI: 00007ffc251345b0 RDI: 0000000000000005
[   18.051922][  T425] RBP: 00007ffc25134510 R08: 0000000000000000 R09: 0000000000000000
[   18.052121][  T425] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   18.052315][  T425] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc25134c70
| [   18.094001][  T427] ------------[ cut here ]------------
| [   18.094153][  T427] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/427
| [   18.094389][  T427] Modules linked in: veth
| [   18.094739][  T427] Tainted: [W]=WARN
[   18.094833][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.094989][  T427] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.095155][  T427] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.095608][  T427] RSP: 0018:ffa0000001167ab0 EFLAGS: 00010286
[   18.095766][  T427] RAX: 00000000ffffffa6 RBX: ff110000125e8900 RCX: 1ff400000022cf1c
[   18.095951][  T427] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000125e89bc
[   18.096142][  T427] RBP: ff110000126ec000 R08: 1fe22000024bd139 R09: ff11000011332ed0
[   18.096327][  T427] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.096518][  T427] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126ec000
[   18.096706][  T427] FS:  00007f045e637840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   18.096926][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.097086][  T427] CR2: 00007f045e8417d0 CR3: 00000000121ef002 CR4: 0000000000771ef0
[   18.097275][  T427] PKRU: 55555554
[   18.097372][  T427] Call Trace:
[   18.097465][  T427]  <TASK>
[   18.097529][  T427]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.097655][  T427]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.097783][  T427]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.097879][  T427]  register_netdevice (net/core/dev.c:11488)
[   18.098005][  T427]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   18.098170][  T427]  register_netdev (net/core/dev.c:11552)
[   18.098295][  T427]  loopback_net_init (drivers/net/loopback.c:218)
[   18.098428][  T427]  ops_init (net/core/net_namespace.c:137)
[   18.098525][  T427]  setup_net (net/core/net_namespace.c:446)
[   18.098620][  T427]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   18.098743][  T427]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   18.098867][  T427]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   18.098995][  T427]  copy_net_ns (net/core/net_namespace.c:579)
[   18.099122][  T427]  create_new_namespaces (kernel/nsproxy.c:132)
[   18.099249][  T427]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   18.099388][  T427]  ksys_unshare (kernel/fork.c:3243)
[   18.099515][  T427]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   18.099640][  T427]  ? __ia32_sys_open (fs/open.c:1374)
[   18.099766][  T427]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   18.099891][  T427]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   18.100015][  T427]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.100144][  T427]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.100270][  T427]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.100400][  T427]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.100560][  T427] RIP: 0033:0x7f045e8f9bcb
[   18.100691][  T427] 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
[   18.101142][  T427] RSP: 002b:00007ffcb5544328 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   18.101331][  T427] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f045e8f9bcb
[   18.101592][  T427] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   18.101781][  T427] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   18.101969][  T427] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcb5546550
[   18.102159][  T427] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb554784d
| [   18.131405][  T428] ------------[ cut here ]------------
| [   18.131577][  T428] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/428
| [   18.131836][  T428] Modules linked in: veth
| [   18.132288][  T428] Tainted: [W]=WARN
[   18.132439][  T428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.132641][  T428] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.132854][  T428] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.133345][  T428] RSP: 0018:ffa00000010b7030 EFLAGS: 00010286
[   18.133558][  T428] RAX: 00000000ffffffa6 RBX: ff110000125e91c0 RCX: 1ff4000000216dcc
[   18.133791][  T428] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000125e927c
[   18.134022][  T428] RBP: ff110000126ec000 R08: 1fe22000024bd251 R09: ff110000113351e8
[   18.134261][  T428] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   18.134502][  T428] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000126ecce1
[   18.134737][  T428] FS:  00007f0589133840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   18.135000][  T428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.135223][  T428] CR2: 000000002feec988 CR3: 000000000f035005 CR4: 0000000000771ef0
[   18.135469][  T428] PKRU: 55555554
[   18.135608][  T428] Call Trace:
[   18.135746][  T428]  <TASK>
[   18.135857][  T428]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.136031][  T428]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.136181][  T428]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.136354][  T428]  __dev_notify_flags (net/core/dev.c:9787)
[   18.136541][  T428]  ? netif_change_name (net/core/dev.c:1495)
[   18.136712][  T428]  ? __dev_change_flags (net/core/dev.c:9752)
[   18.136883][  T428]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.137060][  T428]  ? 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))
[   18.137235][  T428]  netif_change_flags (net/core/dev.c:9820)
[   18.137420][  T428]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   18.137597][  T428]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   18.137769][  T428]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   18.137972][  T428]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.138151][  T428]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.138321][  T428]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.138501][  T428]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.138674][  T428]  ? __kernel_text_address (kernel/extable.c:79)
[   18.138848][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.139020][  T428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.139196][  T428]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.139381][  T428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.139551][  T428]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   18.139720][  T428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.139891][  T428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.140068][  T428]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.140241][  T428]  ? __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)
[   18.140423][  T428]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.140595][  T428]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.140767][  T428]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.140940][  T428]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   18.141121][  T428]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.141293][  T428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.141476][  T428]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.141648][  T428]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.141817][  T428]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.141987][  T428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.142168][  T428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.142337][  T428]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.142520][  T428]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.142691][  T428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.142864][  T428]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.143034][  T428]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.143213][  T428]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.143394][  T428]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.143565][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.143736][  T428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.143905][  T428]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.144083][  T428]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.144255][  T428]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.144439][  T428]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.144615][  T428]  ? 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))
[   18.144785][  T428]  ? 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))
[   18.144957][  T428]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.145136][  T428]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.145307][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.145492][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.145666][  T428]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.145837][  T428]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.146008][  T428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.146188][  T428]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.146371][  T428]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.146544][  T428]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.146716][  T428]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.146888][  T428]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.147092][  T428]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.147264][  T428]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.147448][  T428]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.147620][  T428]  ___sys_sendmsg (net/socket.c:2752)
[   18.147792][  T428]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.147993][  T428]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.148185][  T428]  __sys_sendmsg (net/socket.c:2784)
[   18.148370][  T428]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.148540][  T428]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.148744][  T428]  ? 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)
[   18.148917][  T428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.149094][  T428]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.149265][  T428]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.149452][  T428]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.149624][  T428]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.149825][  T428] RIP: 0033:0x7f058936d08e
[   18.150002][  T428] 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
[   18.150517][  T428] RSP: 002b:00007fffe420dc50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.150751][  T428] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f058936d08e
[   18.150983][  T428] RDX: 0000000000000000 RSI: 00007fffe420dd00 RDI: 0000000000000005
[   18.151221][  T428] RBP: 00007fffe420dc60 R08: 0000000000000000 R09: 0000000000000000
[   18.151465][  T428] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   18.151698][  T428] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe420e3d0
| [   18.270137][  T432] ------------[ cut here ]------------
| [   18.270342][  T432] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/432
| [   18.270631][  T432] Modules linked in: veth
| [   18.271099][  T432] Tainted: [W]=WARN
[   18.271254][  T432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.271560][  T432] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.271860][  T432] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.272495][  T432] RSP: 0018:ffa0000000ff6e30 EFLAGS: 00010286
[   18.272779][  T432] RAX: 00000000ffffffa6 RBX: ff110000091898c0 RCX: 1ff40000001fed8c
[   18.273106][  T432] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000918997c
[   18.273414][  T432] RBP: ff1100001003c000 R08: 1fe2200001231331 R09: ff1100000be8aed0
[   18.273663][  T432] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   18.273902][  T432] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c144788
[   18.274158][  T432] FS:  00007f8626204840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   18.274461][  T432] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.274680][  T432] CR2: 000000000042ebe0 CR3: 0000000011ad3005 CR4: 0000000000771ef0
[   18.274931][  T432] PKRU: 55555554
[   18.275087][  T432] Call Trace:
[   18.275235][  T432]  <TASK>
[   18.275349][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.275541][  T432]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.275723][  T432]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.275870][  T432]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   18.276058][  T432]  __dev_notify_flags (net/core/dev.c:9787)
[   18.276237][  T432]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   18.276427][  T432]  ? 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)
[   18.276604][  T432]  ? netif_change_name (net/core/dev.c:1495)
[   18.276780][  T432]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.276957][  T432]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.277144][  T432]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.277328][  T432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.277519][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.277696][  T432]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.277873][  T432]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.278056][  T432]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   18.278234][  T432]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   18.278426][  T432] veth_newlink (drivers/net/veth.c:1871) veth
[   18.278608][  T432]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   18.278816][  T432]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.278996][  T432]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.279186][  T432]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   18.279392][  T432]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   18.279570][  T432]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   18.279750][  T432]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.279929][  T432]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.280118][  T432]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   18.280300][  T432]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   18.280492][  T432]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.280669][  T432]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.280847][  T432]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.281032][  T432]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.281223][  T432]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.281417][  T432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.281593][  T432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.281771][  T432]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.281947][  T432]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.282131][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.282313][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.282504][  T432]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.282685][  T432]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.282862][  T432]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.283039][  T432]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.283224][  T432]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.283415][  T432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.283592][  T432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.283778][  T432]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.283955][  T432]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.284148][  T432]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.284331][  T432]  ? 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))
[   18.284522][  T432]  ? 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))
[   18.284706][  T432]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.284885][  T432]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.285068][  T432]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.285249][  T432]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.285442][  T432]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.285623][  T432]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.285799][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.285977][  T432]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.286168][  T432]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.286349][  T432]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.286540][  T432]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.286717][  T432]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.286934][  T432]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.287129][  T432]  ___sys_sendmsg (net/socket.c:2752)
[   18.287311][  T432]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.287511][  T432]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.287730][  T432]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.287910][  T432]  __sys_sendmsg (net/socket.c:2784)
[   18.288095][  T432]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.288279][  T432]  ? 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)
[   18.288475][  T432]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.288659][  T432]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.288836][  T432]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.289013][  T432]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.289204][  T432]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.289430][  T432] RIP: 0033:0x7f862643e08e
[   18.289620][  T432] 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
[   18.290158][  T432] RSP: 002b:00007ffe6ac6f500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.290424][  T432] RAX: ffffffffffffffda RBX: 00007ffe6ac6fca8 RCX: 00007f862643e08e
[   18.290668][  T432] RDX: 0000000000000000 RSI: 00007ffe6ac6f5b0 RDI: 0000000000000005
[   18.290914][  T432] RBP: 00007ffe6ac6f510 R08: 0000000000000000 R09: 0000000000000000
[   18.291172][  T432] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   18.291434][  T432] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6ac6fc70
| [   18.299441][  T432] ------------[ cut here ]------------
| [   18.299604][  T432] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/432
| [   18.299837][  T432] Modules linked in: veth
| [   18.300215][  T432] Tainted: [W]=WARN
[   18.300316][  T432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.300582][  T432] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.300755][  T432] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.301229][  T432] RSP: 0018:ffa0000000ff71b0 EFLAGS: 00010286
[   18.301403][  T432] RAX: 00000000ffffffa6 RBX: ff1100000502fc40 RCX: 1ff40000001fedfc
[   18.301605][  T432] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502fcfc
[   18.301804][  T432] RBP: ff1100000c4b1000 R08: 1fe2200000a05fa1 R09: ff1100000be8aed0
[   18.302003][  T432] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.302206][  T432] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   18.302408][  T432] FS:  00007f8626204840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   18.302637][  T432] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.302801][  T432] CR2: 000055e5d7ab9d5c CR3: 0000000011ad3005 CR4: 0000000000771ef0
[   18.302992][  T432] PKRU: 55555554
[   18.303095][  T432] Call Trace:
[   18.303191][  T432]  <TASK>
[   18.303258][  T432]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.303400][  T432]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.303498][  T432]  __dev_notify_flags (net/core/dev.c:9787)
[   18.303633][  T432]  ? netif_change_name (net/core/dev.c:1495)
[   18.303762][  T432]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.303890][  T432]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.304019][  T432]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.304155][  T432]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   18.304287][  T432]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.304421][  T432]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.304550][  T432]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.304683][  T432]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.304816][  T432]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.304945][  T432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.305076][  T432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.305206][  T432]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.305334][  T432]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.305466][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.305599][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.305729][  T432]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.305857][  T432]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.305985][  T432]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.306117][  T432]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.306246][  T432]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.306381][  T432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.306510][  T432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.306639][  T432]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.306767][  T432]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.306896][  T432]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.307029][  T432]  ? 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))
[   18.307164][  T432]  ? 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))
[   18.307295][  T432]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.307431][  T432]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.307561][  T432]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.307691][  T432]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.307820][  T432]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.307950][  T432]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.308083][  T432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.308213][  T432]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.308342][  T432]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.308478][  T432]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.308608][  T432]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.308738][  T432]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.308897][  T432]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.309030][  T432]  ___sys_sendmsg (net/socket.c:2752)
[   18.309165][  T432]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.309298][  T432]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.309472][  T432]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.309604][  T432]  __sys_sendmsg (net/socket.c:2784)
[   18.309734][  T432]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.309868][  T432]  ? 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)
[   18.309996][  T432]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.310129][  T432]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.310257][  T432]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.310391][  T432]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.310521][  T432]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.310680][  T432] RIP: 0033:0x7f862643e08e
[   18.310815][  T432] 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
[   18.311291][  T432] RSP: 002b:00007ffe6ac6f500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.311501][  T432] RAX: ffffffffffffffda RBX: 00007ffe6ac6fca8 RCX: 00007f862643e08e
[   18.311697][  T432] RDX: 0000000000000000 RSI: 00007ffe6ac6f5b0 RDI: 0000000000000005
[   18.311890][  T432] RBP: 00007ffe6ac6f510 R08: 0000000000000000 R09: 0000000000000000
[   18.312086][  T432] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   18.312280][  T432] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6ac6fc70
| [   18.364111][  T434] ------------[ cut here ]------------
| [   18.364276][  T434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/434
| [   18.365030][  T434] Modules linked in: veth
| [   18.365403][  T434] Tainted: [W]=WARN
[   18.365498][  T434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.365654][  T434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.365819][  T434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.366269][  T434] RSP: 0018:ffa00000010e7ab0 EFLAGS: 00010286
[   18.366433][  T434] RAX: 00000000ffffffa6 RBX: ff1100000c3e51c0 RCX: 1ff400000021cf1c
[   18.366621][  T434] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e527c
[   18.366808][  T434] RBP: ff11000011264000 R08: 1fe220000187ca51 R09: ff11000009b7d210
[   18.366996][  T434] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.367194][  T434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011264000
[   18.367395][  T434] FS:  00007f9e6317f840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   18.367624][  T434] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.367792][  T434] CR2: 00007f9e63386430 CR3: 000000001251e001 CR4: 0000000000771ef0
[   18.367986][  T434] PKRU: 55555554
[   18.368090][  T434] Call Trace:
[   18.368187][  T434]  <TASK>
[   18.368255][  T434]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.368396][  T434]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.368529][  T434]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.368629][  T434]  register_netdevice (net/core/dev.c:11488)
[   18.368763][  T434]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   18.368930][  T434]  register_netdev (net/core/dev.c:11552)
[   18.369060][  T434]  loopback_net_init (drivers/net/loopback.c:218)
[   18.369188][  T434]  ops_init (net/core/net_namespace.c:137)
[   18.369285][  T434]  setup_net (net/core/net_namespace.c:446)
[   18.369387][  T434]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   18.369512][  T434]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   18.369637][  T434]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   18.369766][  T434]  copy_net_ns (net/core/net_namespace.c:579)
[   18.369898][  T434]  create_new_namespaces (kernel/nsproxy.c:132)
[   18.370029][  T434]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   18.370158][  T434]  ksys_unshare (kernel/fork.c:3243)
[   18.370285][  T434]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   18.370417][  T434]  ? __ia32_sys_open (fs/open.c:1374)
[   18.370544][  T434]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   18.370668][  T434]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   18.370796][  T434]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.370922][  T434]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.371050][  T434]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.371177][  T434]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.371337][  T434] RIP: 0033:0x7f9e63441bcb
[   18.371477][  T434] 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
[   18.371942][  T434] RSP: 002b:00007ffe9aa3a4c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   18.372140][  T434] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9e63441bcb
[   18.372336][  T434] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   18.372534][  T434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   18.372731][  T434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9aa3c6f0
[   18.372924][  T434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9aa3e84d
| [   18.404150][  T435] ------------[ cut here ]------------
| [   18.404475][  T435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/435
| [   18.404748][  T435] Modules linked in: veth
| [   18.405209][  T435] Tainted: [W]=WARN
[   18.405350][  T435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.405566][  T435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.405785][  T435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.406304][  T435] RSP: 0018:ffa0000001187030 EFLAGS: 00010286
[   18.406524][  T435] RAX: 00000000ffffffa6 RBX: ff1100000c3e5380 RCX: 1ff4000000230dcc
[   18.406767][  T435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e543c
[   18.407007][  T435] RBP: ff11000011264000 R08: 1fe220000187ca89 R09: ff1100000c7651e8
[   18.407249][  T435] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   18.407495][  T435] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011264ce1
[   18.407742][  T435] FS:  00007fa22fe0a840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   18.408017][  T435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.408233][  T435] CR2: 0000000030c1a988 CR3: 000000001232d001 CR4: 0000000000771ef0
[   18.408487][  T435] PKRU: 55555554
[   18.408627][  T435] Call Trace:
[   18.408767][  T435]  <TASK>
[   18.408879][  T435]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.409065][  T435]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.409214][  T435]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.409407][  T435]  __dev_notify_flags (net/core/dev.c:9787)
[   18.409589][  T435]  ? netif_change_name (net/core/dev.c:1495)
[   18.409765][  T435]  ? __dev_change_flags (net/core/dev.c:9752)
[   18.409943][  T435]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.410124][  T435]  ? 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))
[   18.410305][  T435]  netif_change_flags (net/core/dev.c:9820)
[   18.410495][  T435]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   18.410669][  T435]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   18.410841][  T435]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   18.411051][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.411228][  T435]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.411415][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.411586][  T435]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.411759][  T435]  ? __kernel_text_address (kernel/extable.c:79)
[   18.411931][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.412113][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.412294][  T435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.412485][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.412663][  T435]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   18.412839][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.413015][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.413198][  T435]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.413388][  T435]  ? __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)
[   18.413564][  T435]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.413738][  T435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.413912][  T435]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.414097][  T435]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   18.414273][  T435]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.414464][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.414638][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.414812][  T435]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.414985][  T435]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.415169][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.415346][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.415533][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.415708][  T435]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.415885][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.416063][  T435]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.416236][  T435]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.416422][  T435]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.416598][  T435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.416769][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.416946][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.417127][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.417308][  T435]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.417494][  T435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.417668][  T435]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.417845][  T435]  ? 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))
[   18.418017][  T435]  ? 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))
[   18.418204][  T435]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.418390][  T435]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.418566][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.418743][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.418919][  T435]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.419105][  T435]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.419276][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.419463][  T435]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.419638][  T435]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.419815][  T435]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.419990][  T435]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.420171][  T435]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.420389][  T435]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.420565][  T435]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.420740][  T435]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.420916][  T435]  ___sys_sendmsg (net/socket.c:2752)
[   18.421096][  T435]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.421306][  T435]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.421503][  T435]  __sys_sendmsg (net/socket.c:2784)
[   18.421680][  T435]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.421849][  T435]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.422066][  T435]  ? 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)
[   18.422242][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.422430][  T435]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.422605][  T435]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.422779][  T435]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.422956][  T435]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.423166][  T435] RIP: 0033:0x7fa23004408e
[   18.423346][  T435] 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
[   18.423855][  T435] RSP: 002b:00007ffda2a23540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.424101][  T435] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa23004408e
[   18.424334][  T435] RDX: 0000000000000000 RSI: 00007ffda2a235f0 RDI: 0000000000000005
[   18.424589][  T435] RBP: 00007ffda2a23550 R08: 0000000000000000 R09: 0000000000000000
[   18.424830][  T435] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   18.425069][  T435] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda2a23cc0
| [   18.542099][  T439] ------------[ cut here ]------------
| [   18.542329][  T439] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/439
| [   18.542637][  T439] Modules linked in: veth
| [   18.543133][  T439] Tainted: [W]=WARN
[   18.543286][  T439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.543514][  T439] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.543742][  T439] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.544269][  T439] RSP: 0018:ffa0000000ff6e30 EFLAGS: 00010286
[   18.544495][  T439] RAX: 00000000ffffffa6 RBX: ff1100000f0c2580 RCX: 1ff40000001fed8c
[   18.544743][  T439] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c263c
[   18.544992][  T439] RBP: ff11000011c8c000 R08: 1fe2200001e184c9 R09: ff1100000fdd2ed0
[   18.545243][  T439] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   18.545502][  T439] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ac83508
[   18.545750][  T439] FS:  00007f7f76b85840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   18.546032][  T439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.546259][  T439] CR2: 000000000042ebe0 CR3: 0000000011b25001 CR4: 0000000000771ef0
[   18.546518][  T439] PKRU: 55555554
[   18.546667][  T439] Call Trace:
[   18.546814][  T439]  <TASK>
[   18.546931][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.547125][  T439]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.547312][  T439]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.547477][  T439]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   18.547660][  T439]  __dev_notify_flags (net/core/dev.c:9787)
[   18.547842][  T439]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   18.548021][  T439]  ? 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)
[   18.548211][  T439]  ? netif_change_name (net/core/dev.c:1495)
[   18.548400][  T439]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.548582][  T439]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.548761][  T439]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.548943][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.549139][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.549323][  T439]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.549515][  T439]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.549700][  T439]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   18.549889][  T439]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   18.550085][  T439] veth_newlink (drivers/net/veth.c:1871) veth
[   18.550280][  T439]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   18.550512][  T439]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.550697][  T439]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.550879][  T439]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   18.551082][  T439]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   18.551263][  T439]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   18.551460][  T439]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.551644][  T439]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.551827][  T439]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   18.552012][  T439]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   18.552206][  T439]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.552402][  T439]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.552582][  T439]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.552766][  T439]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.552950][  T439]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.553140][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.553320][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.553512][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.553693][  T439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.553874][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.554070][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.554250][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.554441][  T439]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.554618][  T439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.554799][  T439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.554978][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.555164][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.555340][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.555536][  T439]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.555716][  T439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.555897][  T439]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.556088][  T439]  ? 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))
[   18.556265][  T439]  ? 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))
[   18.556458][  T439]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.556641][  T439]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.556822][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.557002][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.557189][  T439]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.557383][  T439]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.557560][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.557739][  T439]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.557919][  T439]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.558110][  T439]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.558291][  T439]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.558486][  T439]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.558695][  T439]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.558878][  T439]  ___sys_sendmsg (net/socket.c:2752)
[   18.559064][  T439]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.559247][  T439]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.559482][  T439]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.559671][  T439]  __sys_sendmsg (net/socket.c:2784)
[   18.559851][  T439]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.560033][  T439]  ? 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)
[   18.560219][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.560412][  T439]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.560596][  T439]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.560777][  T439]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.560960][  T439]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.561178][  T439] RIP: 0033:0x7f7f76dbf08e
[   18.561380][  T439] 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
[   18.561904][  T439] RSP: 002b:00007ffca1f352c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.562160][  T439] RAX: ffffffffffffffda RBX: 00007ffca1f35a68 RCX: 00007f7f76dbf08e
[   18.562416][  T439] RDX: 0000000000000000 RSI: 00007ffca1f35370 RDI: 0000000000000005
[   18.562660][  T439] RBP: 00007ffca1f352d0 R08: 0000000000000000 R09: 0000000000000000
[   18.562907][  T439] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   18.563161][  T439] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca1f35a30
| [   18.578174][  T439] ------------[ cut here ]------------
| [   18.578385][  T439] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/439
| [   18.578664][  T439] Modules linked in: veth
| [   18.579136][  T439] Tainted: [W]=WARN
[   18.579286][  T439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.579513][  T439] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.579735][  T439] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.580262][  T439] RSP: 0018:ffa0000000ff71b0 EFLAGS: 00010286
[   18.580483][  T439] RAX: 00000000ffffffa6 RBX: ff11000009400200 RCX: 1ff40000001fedfc
[   18.580720][  T439] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094002bc
[   18.580960][  T439] RBP: ff11000012481000 R08: 1fe2200001280059 R09: ff1100000fdd2ed0
[   18.581206][  T439] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   18.581459][  T439] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   18.581702][  T439] FS:  00007f7f76b85840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   18.581980][  T439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.582200][  T439] CR2: 000000000042ebe0 CR3: 0000000011b25001 CR4: 0000000000771ef0
[   18.582455][  T439] PKRU: 55555554
[   18.582599][  T439] Call Trace:
[   18.582744][  T439]  <TASK>
[   18.582857][  T439]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.583044][  T439]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.583195][  T439]  __dev_notify_flags (net/core/dev.c:9787)
[   18.583386][  T439]  ? netif_change_name (net/core/dev.c:1495)
[   18.583564][  T439]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.583740][  T439]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.583921][  T439]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.584117][  T439]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   18.584300][  T439]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.584495][  T439]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.584674][  T439]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.584859][  T439]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.585051][  T439]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.585236][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.585425][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.585604][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.585782][  T439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.585970][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.586162][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.586344][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.586540][  T439]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.586721][  T439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.586898][  T439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.587081][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.587259][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.587450][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.587636][  T439]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.587818][  T439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.587999][  T439]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.588192][  T439]  ? 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))
[   18.588382][  T439]  ? 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))
[   18.588568][  T439]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.588755][  T439]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.588932][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.589114][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.589291][  T439]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.589482][  T439]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.589656][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.589835][  T439]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.590011][  T439]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.590204][  T439]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.590394][  T439]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.590571][  T439]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.590780][  T439]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.590960][  T439]  ___sys_sendmsg (net/socket.c:2752)
[   18.591145][  T439]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.591326][  T439]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.591560][  T439]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.591740][  T439]  __sys_sendmsg (net/socket.c:2784)
[   18.591917][  T439]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.592106][  T439]  ? 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)
[   18.592283][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.592473][  T439]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.592650][  T439]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.592827][  T439]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.593007][  T439]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.593221][  T439] RIP: 0033:0x7f7f76dbf08e
[   18.593415][  T439] 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
[   18.593919][  T439] RSP: 002b:00007ffca1f352c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.594169][  T439] RAX: ffffffffffffffda RBX: 00007ffca1f35a68 RCX: 00007f7f76dbf08e
[   18.594420][  T439] RDX: 0000000000000000 RSI: 00007ffca1f35370 RDI: 0000000000000005
[   18.594659][  T439] RBP: 00007ffca1f352d0 R08: 0000000000000000 R09: 0000000000000000
[   18.594898][  T439] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d162
[   18.595143][  T439] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca1f35a30
| [   18.646341][  T441] ------------[ cut here ]------------
| [   18.646834][  T441] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/441
| [   18.647086][  T441] Modules linked in: veth
| [   18.647469][  T441] Tainted: [W]=WARN
[   18.647568][  T441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.647726][  T441] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.647896][  T441] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.648365][  T441] RSP: 0018:ffa00000011c7ab0 EFLAGS: 00010286
[   18.648536][  T441] RAX: 00000000ffffffa6 RBX: ff11000009a3d1c0 RCX: 1ff4000000238f1c
[   18.648735][  T441] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3d27c
[   18.648934][  T441] RBP: ff11000012589000 R08: 1fe2200001347a51 R09: ff1100000c15d210
[   18.649137][  T441] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.649333][  T441] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012589000
[   18.649537][  T441] FS:  00007f5db2128840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   18.649766][  T441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.649927][  T441] CR2: 00007f5db23327d0 CR3: 00000000127c7002 CR4: 0000000000771ef0
[   18.650124][  T441] PKRU: 55555554
[   18.650220][  T441] Call Trace:
[   18.650316][  T441]  <TASK>
[   18.650388][  T441]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.650521][  T441]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.650653][  T441]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.650752][  T441]  register_netdevice (net/core/dev.c:11488)
[   18.650883][  T441]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   18.651050][  T441]  register_netdev (net/core/dev.c:11552)
[   18.651178][  T441]  loopback_net_init (drivers/net/loopback.c:218)
[   18.651308][  T441]  ops_init (net/core/net_namespace.c:137)
[   18.651414][  T441]  setup_net (net/core/net_namespace.c:446)
[   18.651513][  T441]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   18.651638][  T441]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   18.651767][  T441]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   18.651899][  T441]  copy_net_ns (net/core/net_namespace.c:579)
[   18.652028][  T441]  create_new_namespaces (kernel/nsproxy.c:132)
[   18.652162][  T441]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   18.652291][  T441]  ksys_unshare (kernel/fork.c:3243)
[   18.652426][  T441]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   18.652554][  T441]  ? __ia32_sys_open (fs/open.c:1374)
[   18.652688][  T441]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   18.652814][  T441]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   18.652944][  T441]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.653076][  T441]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.653204][  T441]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.653330][  T441]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.653495][  T441] RIP: 0033:0x7f5db23eabcb
[   18.653631][  T441] 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
[   18.654087][  T441] RSP: 002b:00007ffca5aa0d58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   18.654279][  T441] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5db23eabcb
[   18.654473][  T441] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   18.654660][  T441] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   18.654850][  T441] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffca5aa2f80
[   18.655041][  T441] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffca5aa384d
| [   18.689987][  T442] ------------[ cut here ]------------
| [   18.690166][  T442] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/442
| [   18.690411][  T442] Modules linked in: veth
| [   18.690789][  T442] Tainted: [W]=WARN
[   18.690888][  T442] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.691056][  T442] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.691227][  T442] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.691692][  T442] RSP: 0018:ffa00000011d7030 EFLAGS: 00010286
[   18.691857][  T442] RAX: 00000000ffffffa6 RBX: ff1100000c6fc900 RCX: 1ff400000023adcc
[   18.692052][  T442] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fc9bc
[   18.692242][  T442] RBP: ff11000012589000 R08: 1fe22000018df939 R09: ff11000010a2d1e8
[   18.692436][  T442] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   18.692627][  T442] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012589ce1
[   18.692819][  T442] FS:  00007f5fcd380840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   18.693047][  T442] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.693207][  T442] CR2: 00007f5fcd6501a0 CR3: 0000000008b46004 CR4: 0000000000771ef0
[   18.693404][  T442] PKRU: 55555554
[   18.693499][  T442] Call Trace:
[   18.693594][  T442]  <TASK>
[   18.693661][  T442]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.693800][  T442]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.693902][  T442]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.694038][  T442]  __dev_notify_flags (net/core/dev.c:9787)
[   18.694171][  T442]  ? netif_change_name (net/core/dev.c:1495)
[   18.694302][  T442]  ? __dev_change_flags (net/core/dev.c:9752)
[   18.694438][  T442]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.694573][  T442]  ? 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))
[   18.694712][  T442]  netif_change_flags (net/core/dev.c:9820)
[   18.694847][  T442]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   18.694983][  T442]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   18.695117][  T442]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   18.695278][  T442]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.695409][  T442]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.695537][  T442]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.695663][  T442]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.695792][  T442]  ? __kernel_text_address (kernel/extable.c:79)
[   18.695921][  T442]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.696057][  T442]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.696182][  T442]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.696308][  T442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.696443][  T442]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   18.696573][  T442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.696701][  T442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.696827][  T442]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.696957][  T442]  ? __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)
[   18.697090][  T442]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.697218][  T442]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.697346][  T442]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.697484][  T442]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   18.697614][  T442]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.697743][  T442]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.697869][  T442]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.697995][  T442]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.698129][  T442]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.698254][  T442]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.698388][  T442]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.698516][  T442]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.698644][  T442]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.698772][  T442]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.698900][  T442]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.699028][  T442]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.699163][  T442]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.699295][  T442]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.699430][  T442]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.699559][  T442]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.699684][  T442]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.699812][  T442]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.699941][  T442]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.700075][  T442]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.700211][  T442]  ? 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))
[   18.700347][  T442]  ? 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))
[   18.700484][  T442]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.700613][  T442]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.700741][  T442]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.700869][  T442]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.700996][  T442]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.701137][  T442]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.701266][  T442]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.701400][  T442]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.701530][  T442]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.701661][  T442]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.701791][  T442]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.701925][  T442]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.702095][  T442]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.702229][  T442]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.702354][  T442]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.702487][  T442]  ___sys_sendmsg (net/socket.c:2752)
[   18.702614][  T442]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.702773][  T442]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.702914][  T442]  __sys_sendmsg (net/socket.c:2784)
[   18.703047][  T442]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.703177][  T442]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.703338][  T442]  ? 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)
[   18.703473][  T442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.703604][  T442]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.703735][  T442]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.703870][  T442]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.703998][  T442]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.704165][  T442] RIP: 0033:0x7f5fcd5ba08e
[   18.704301][  T442] 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
[   18.704761][  T442] RSP: 002b:00007fff317403e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.704955][  T442] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5fcd5ba08e
[   18.705152][  T442] RDX: 0000000000000000 RSI: 00007fff31740490 RDI: 0000000000000005
[   18.705350][  T442] RBP: 00007fff317403f0 R08: 0000000000000000 R09: 0000000000000000
[   18.705645][  T442] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d163
[   18.705838][  T442] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff31740b60
| [   18.824887][  T446] ------------[ cut here ]------------
| [   18.825073][  T446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/446
| [   18.825317][  T446] Modules linked in: veth
| [   18.825714][  T446] Tainted: [W]=WARN
[   18.825817][  T446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.825990][  T446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.826175][  T446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.826662][  T446] RSP: 0018:ffa0000001156e30 EFLAGS: 00010286
[   18.826834][  T446] RAX: 00000000ffffffa6 RBX: ff1100000f0c3a80 RCX: 1ff400000022ad8c
[   18.827040][  T446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c3b3c
[   18.827247][  T446] RBP: ff11000011c89000 R08: 1fe2200001e18769 R09: ff1100001293d210
[   18.827454][  T446] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.827656][  T446] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c147888
[   18.827858][  T446] FS:  00007fcee6fae840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   18.828107][  T446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.828282][  T446] CR2: 000000000042ebe0 CR3: 0000000010454004 CR4: 0000000000771ef0
[   18.828489][  T446] PKRU: 55555554
[   18.828591][  T446] Call Trace:
[   18.828691][  T446]  <TASK>
[   18.828761][  T446]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.828901][  T446]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.829003][  T446]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   18.829174][  T446]  __dev_notify_flags (net/core/dev.c:9787)
[   18.829310][  T446]  ? netif_change_name (net/core/dev.c:1495)
[   18.829448][  T446]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.829583][  T446]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.829715][  T446]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.829855][  T446]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   18.829993][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.830138][  T446]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.830275][  T446]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.830416][  T446]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   18.830551][  T446]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   18.830690][  T446] veth_newlink (drivers/net/veth.c:1871) veth
[   18.830828][  T446]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   18.830994][  T446]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.831135][  T446]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.831269][  T446]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   18.831939][  T446]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   18.832077][  T446]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   18.832215][  T446]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.832352][  T446]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.832494][  T446]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   18.832630][  T446]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   18.832766][  T446]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.832899][  T446]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.833039][  T446]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.833180][  T446]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.833322][  T446]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.833462][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.833594][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.833732][  T446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.833868][  T446]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.834003][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.834144][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.834279][  T446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.834419][  T446]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.834554][  T446]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.834689][  T446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.834823][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.834959][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.835097][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.835234][  T446]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.835371][  T446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.835506][  T446]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.835645][  T446]  ? 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))
[   18.835778][  T446]  ? 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))
[   18.835914][  T446]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.836055][  T446]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.836187][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.836321][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.836460][  T446]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.836600][  T446]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.836735][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.836869][  T446]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.837002][  T446]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.837139][  T446]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.837274][  T446]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.837412][  T446]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.837577][  T446]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.837717][  T446]  ___sys_sendmsg (net/socket.c:2752)
[   18.837851][  T446]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.837989][  T446]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.838166][  T446]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.838302][  T446]  __sys_sendmsg (net/socket.c:2784)
[   18.838437][  T446]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.838574][  T446]  ? 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)
[   18.838712][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.838850][  T446]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.838986][  T446]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.839124][  T446]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.839261][  T446]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.839433][  T446] RIP: 0033:0x7fcee71e808e
[   18.839576][  T446] 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
[   18.840067][  T446] RSP: 002b:00007ffcf2aef9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.840269][  T446] RAX: ffffffffffffffda RBX: 00007ffcf2af0178 RCX: 00007fcee71e808e
[   18.840473][  T446] RDX: 0000000000000000 RSI: 00007ffcf2aefa80 RDI: 0000000000000005
[   18.840676][  T446] RBP: 00007ffcf2aef9e0 R08: 0000000000000000 R09: 0000000000000000
[   18.840880][  T446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d163
[   18.841088][  T446] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf2af0140
| [   18.851130][  T446] ------------[ cut here ]------------
| [   18.851276][  T446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/446
| [   18.851518][  T446] Modules linked in: veth
| [   18.851887][  T446] Tainted: [W]=WARN
[   18.851990][  T446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.852157][  T446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.852333][  T446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.852801][  T446] RSP: 0018:ffa00000011571b0 EFLAGS: 00010286
[   18.852968][  T446] RAX: 00000000ffffffa6 RBX: ff110000128b2ac0 RCX: 1ff400000022adfc
[   18.853178][  T446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000128b2b7c
[   18.853378][  T446] RBP: ff110000114f4000 R08: 1fe2200002516571 R09: ff1100001293d210
[   18.853574][  T446] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.853768][  T446] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   18.853969][  T446] FS:  00007fcee6fae840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   18.854200][  T446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.854372][  T446] CR2: 000000000042ebe0 CR3: 0000000010454004 CR4: 0000000000771ef0
[   18.854570][  T446] PKRU: 55555554
[   18.854667][  T446] Call Trace:
[   18.854765][  T446]  <TASK>
[   18.854839][  T446]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.854973][  T446]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.855077][  T446]  __dev_notify_flags (net/core/dev.c:9787)
[   18.855209][  T446]  ? netif_change_name (net/core/dev.c:1495)
[   18.855343][  T446]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.855482][  T446]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.855620][  T446]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.855760][  T446]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   18.855891][  T446]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.856021][  T446]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.856156][  T446]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.856293][  T446]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.856433][  T446]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.856571][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.856703][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.856835][  T446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.856966][  T446]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.857099][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.857233][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.857372][  T446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.857509][  T446]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.857641][  T446]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.857771][  T446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.857902][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.858038][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.858169][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.858310][  T446]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.858503][  T446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.858639][  T446]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.858773][  T446]  ? 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))
[   18.858903][  T446]  ? 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))
[   18.859042][  T446]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.859176][  T446]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.859313][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.859504][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.859636][  T446]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.859769][  T446]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.859900][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.860037][  T446]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.860176][  T446]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.860308][  T446]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.860498][  T446]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.860688][  T446]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.860851][  T446]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.860986][  T446]  ___sys_sendmsg (net/socket.c:2752)
[   18.861122][  T446]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.861263][  T446]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.861517][  T446]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.861652][  T446]  __sys_sendmsg (net/socket.c:2784)
[   18.861783][  T446]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.861918][  T446]  ? 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)
[   18.862057][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.862197][  T446]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.862330][  T446]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.862559][  T446]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.862691][  T446]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.862858][  T446] RIP: 0033:0x7fcee71e808e
[   18.862996][  T446] 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
[   18.863587][  T446] RSP: 002b:00007ffcf2aef9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.863787][  T446] RAX: ffffffffffffffda RBX: 00007ffcf2af0178 RCX: 00007fcee71e808e
[   18.863987][  T446] RDX: 0000000000000000 RSI: 00007ffcf2aefa80 RDI: 0000000000000005
[   18.864193][  T446] RBP: 00007ffcf2aef9e0 R08: 0000000000000000 R09: 0000000000000000
[   18.864494][  T446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d163
[   18.864695][  T446] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf2af0140
| [   18.921096][  T448] ------------[ cut here ]------------
| [   18.921264][  T448] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/448
| [   18.921501][  T448] Modules linked in: veth
| [   18.921863][  T448] Tainted: [W]=WARN
[   18.921959][  T448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.922123][  T448] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.922294][  T448] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.922754][  T448] RSP: 0018:ffa00000010e7ab0 EFLAGS: 00010286
[   18.922916][  T448] RAX: 00000000ffffffa6 RBX: ff110000095e0c80 RCX: 1ff400000021cf1c
[   18.923112][  T448] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e0d3c
[   18.923306][  T448] RBP: ff11000011879000 R08: 1fe22000012bc1a9 R09: ff1100000c15aed0
[   18.923501][  T448] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.923695][  T448] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011879000
[   18.923887][  T448] FS:  00007f6bef7d3840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   18.924122][  T448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.924287][  T448] CR2: 00007f6bef9da430 CR3: 00000000111bd001 CR4: 0000000000771ef0
[   18.924486][  T448] PKRU: 55555554
[   18.924582][  T448] Call Trace:
[   18.924677][  T448]  <TASK>
[   18.924745][  T448]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.924875][  T448]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.925004][  T448]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.925104][  T448]  register_netdevice (net/core/dev.c:11488)
[   18.925236][  T448]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   18.925404][  T448]  register_netdev (net/core/dev.c:11552)
[   18.925531][  T448]  loopback_net_init (drivers/net/loopback.c:218)
[   18.925659][  T448]  ops_init (net/core/net_namespace.c:137)
[   18.925758][  T448]  setup_net (net/core/net_namespace.c:446)
[   18.925853][  T448]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   18.925981][  T448]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   18.926116][  T448]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   18.926251][  T448]  copy_net_ns (net/core/net_namespace.c:579)
[   18.926390][  T448]  create_new_namespaces (kernel/nsproxy.c:132)
[   18.926520][  T448]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   18.926649][  T448]  ksys_unshare (kernel/fork.c:3243)
[   18.926777][  T448]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   18.926906][  T448]  ? __ia32_sys_open (fs/open.c:1374)
[   18.927041][  T448]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   18.927168][  T448]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   18.927298][  T448]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.927431][  T448]  ? irq_exit_rcu (kernel/softirq.c:754)
[   18.927560][  T448]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.927719][  T448] RIP: 0033:0x7f6befa95bcb
[   18.927857][  T448] 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
[   18.928316][  T448] RSP: 002b:00007ffca81a32f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   18.928516][  T448] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6befa95bcb
[   18.928708][  T448] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   18.928903][  T448] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   18.929099][  T448] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffca81a5520
[   18.929290][  T448] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffca81a684d
| [   18.964102][  T449] ------------[ cut here ]------------
| [   18.964309][  T449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/449
| [   18.965097][  T449] Modules linked in: veth
| [   18.965677][  T449] Tainted: [W]=WARN
[   18.965873][  T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.966144][  T449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.966429][  T449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.966983][  T449] RSP: 0018:ffa0000001207030 EFLAGS: 00010286
[   18.967249][  T449] RAX: 00000000ffffffa6 RBX: ff11000009400040 RCX: 1ff4000000240dcc
[   18.967550][  T449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094000fc
[   18.967837][  T449] RBP: ff11000011879000 R08: 1fe2200001280021 R09: ff1100000c212ea8
[   18.968132][  T449] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   18.968429][  T449] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011879ce1
[   18.968719][  T449] FS:  00007f63b51d9840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   18.968986][  T449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.969201][  T449] CR2: 00000000358ca988 CR3: 000000000af31003 CR4: 0000000000771ef0
[   18.969452][  T449] PKRU: 55555554
[   18.969596][  T449] Call Trace:
[   18.969739][  T449]  <TASK>
[   18.969850][  T449]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.970038][  T449]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.970184][  T449]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.970372][  T449]  __dev_notify_flags (net/core/dev.c:9787)
[   18.970550][  T449]  ? netif_change_name (net/core/dev.c:1495)
[   18.970722][  T449]  ? __dev_change_flags (net/core/dev.c:9752)
[   18.970896][  T449]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.971079][  T449]  ? 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))
[   18.971262][  T449]  netif_change_flags (net/core/dev.c:9820)
[   18.971455][  T449]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   18.971634][  T449]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   18.971807][  T449]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   18.972015][  T449]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.972197][  T449]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.972383][  T449]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.972556][  T449]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.972732][  T449]  ? __kernel_text_address (kernel/extable.c:79)
[   18.972906][  T449]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.973088][  T449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.973265][  T449]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.973454][  T449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.973629][  T449]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   18.973802][  T449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.973977][  T449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.974157][  T449]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.974334][  T449]  ? __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)
[   18.974522][  T449]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.974697][  T449]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.974873][  T449]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.975057][  T449]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   18.975236][  T449]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.975426][  T449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.975599][  T449]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.975776][  T449]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.975948][  T449]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.976130][  T449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.976308][  T449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.976492][  T449]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.976668][  T449]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.976843][  T449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.977018][  T449]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.977202][  T449]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.977389][  T449]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.977561][  T449]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.977734][  T449]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.977908][  T449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.978091][  T449]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.978268][  T449]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.978456][  T449]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.978635][  T449]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.978812][  T449]  ? 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))
[   18.978983][  T449]  ? 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))
[   18.979168][  T449]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.979345][  T449]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.979533][  T449]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.979706][  T449]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   18.979885][  T449]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.980069][  T449]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.980242][  T449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.980430][  T449]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.980605][  T449]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.980781][  T449]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.980957][  T449]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.981135][  T449]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.981340][  T449]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.981528][  T449]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.981704][  T449]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.981879][  T449]  ___sys_sendmsg (net/socket.c:2752)
[   18.982059][  T449]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.982268][  T449]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.982468][  T449]  __sys_sendmsg (net/socket.c:2784)
[   18.982647][  T449]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.982820][  T449]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.983037][  T449]  ? 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)
[   18.983212][  T449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.983400][  T449]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.983575][  T449]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.983752][  T449]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.983931][  T449]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.984144][  T449] RIP: 0033:0x7f63b541308e
[   18.984325][  T449] 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
[   18.984832][  T449] RSP: 002b:00007fffb65466f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.985077][  T449] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f63b541308e
[   18.985310][  T449] RDX: 0000000000000000 RSI: 00007fffb65467a0 RDI: 0000000000000005
[   18.985556][  T449] RBP: 00007fffb6546700 R08: 0000000000000000 R09: 0000000000000000
[   18.985790][  T449] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d163
[   18.986034][  T449] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb6546e70
| [   19.104722][  T453] ------------[ cut here ]------------
| [   19.104897][  T453] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/453
| [   19.105139][  T453] Modules linked in: veth
| [   19.105533][  T453] Tainted: [W]=WARN
[   19.105635][  T453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.105802][  T453] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.105979][  T453] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.106465][  T453] RSP: 0018:ffa0000001236e30 EFLAGS: 00010286
[   19.106635][  T453] RAX: 00000000ffffffa6 RBX: ff1100000bef7e00 RCX: 1ff4000000246d8c
[   19.106835][  T453] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef7ebc
[   19.107041][  T453] RBP: ff1100001048c000 R08: 1fe22000017defd9 R09: ff11000010a28b90
[   19.107239][  T453] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.107440][  T453] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e87508
[   19.107640][  T453] FS:  00007f26ef2d2840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   19.107880][  T453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.108056][  T453] CR2: 000000000042ebe0 CR3: 00000000113e1001 CR4: 0000000000771ef0
[   19.108258][  T453] PKRU: 55555554
[   19.108362][  T453] Call Trace:
[   19.108463][  T453]  <TASK>
[   19.108535][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.108673][  T453]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.108809][  T453]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.108911][  T453]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   19.109052][  T453]  __dev_notify_flags (net/core/dev.c:9787)
[   19.109185][  T453]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   19.109318][  T453]  ? 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)
[   19.109458][  T453]  ? netif_change_name (net/core/dev.c:1495)
[   19.109591][  T453]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.109724][  T453]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.109859][  T453]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.109994][  T453]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.110132][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.110263][  T453]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.110403][  T453]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.110535][  T453]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.110668][  T453]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   19.110804][  T453] veth_newlink (drivers/net/veth.c:1871) veth
[   19.110941][  T453]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   19.111108][  T453]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.111241][  T453]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.111376][  T453]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   19.111525][  T453]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   19.111658][  T453]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   19.111790][  T453]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.111924][  T453]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.112062][  T453]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   19.112196][  T453]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   19.112330][  T453]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.112469][  T453]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.112601][  T453]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.112738][  T453]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.112876][  T453]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.113012][  T453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.113149][  T453]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.113282][  T453]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.113421][  T453]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.113552][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.113688][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.113820][  T453]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.113953][  T453]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.114092][  T453]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.114223][  T453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.114362][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.114501][  T453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.114638][  T453]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.114780][  T453]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.114918][  T453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.115071][  T453]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.115209][  T453]  ? 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))
[   19.115346][  T453]  ? 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))
[   19.115491][  T453]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.115631][  T453]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.115767][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.115900][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   19.116038][  T453]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.116174][  T453]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.116309][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.116448][  T453]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.116583][  T453]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.116720][  T453]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.116855][  T453]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.116989][  T453]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.117159][  T453]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.117328][  T453]  ___sys_sendmsg (net/socket.c:2752)
[   19.117470][  T453]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.117610][  T453]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.117782][  T453]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.117919][  T453]  __sys_sendmsg (net/socket.c:2784)
[   19.118058][  T453]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.118198][  T453]  ? 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)
[   19.118334][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.118475][  T453]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.118609][  T453]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.118742][  T453]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.118874][  T453]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.119046][  T453] RIP: 0033:0x7f26ef50c08e
[   19.119188][  T453] 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
[   19.119675][  T453] RSP: 002b:00007ffdd14dffc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.119875][  T453] RAX: ffffffffffffffda RBX: 00007ffdd14e0768 RCX: 00007f26ef50c08e
[   19.120077][  T453] RDX: 0000000000000000 RSI: 00007ffdd14e0070 RDI: 0000000000000005
[   19.120279][  T453] RBP: 00007ffdd14dffd0 R08: 0000000000000000 R09: 0000000000000000
[   19.120483][  T453] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d163
[   19.120683][  T453] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd14e0730
| [   19.128707][  T453] ------------[ cut here ]------------
| [   19.128865][  T453] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/453
| [   19.129090][  T453] Modules linked in: veth
| [   19.129456][  T453] Tainted: [W]=WARN
[   19.129556][  T453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.129716][  T453] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.129885][  T453] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.130344][  T453] RSP: 0018:ffa00000012371b0 EFLAGS: 00010286
[   19.130513][  T453] RAX: 00000000ffffffa6 RBX: ff11000012236200 RCX: 1ff4000000246dfc
[   19.130705][  T453] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000122362bc
[   19.130896][  T453] RBP: ff11000012691000 R08: 1fe2200002446c59 R09: ff11000010a28b90
[   19.131091][  T453] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.131283][  T453] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.131480][  T453] FS:  00007f26ef2d2840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   19.131706][  T453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.131867][  T453] CR2: 000000000042ebe0 CR3: 00000000113e1001 CR4: 0000000000771ef0
[   19.132069][  T453] PKRU: 55555554
[   19.132167][  T453] Call Trace:
[   19.132264][  T453]  <TASK>
[   19.132330][  T453]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.132466][  T453]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.132564][  T453]  __dev_notify_flags (net/core/dev.c:9787)
[   19.132695][  T453]  ? netif_change_name (net/core/dev.c:1495)
[   19.132824][  T453]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.132957][  T453]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.133089][  T453]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.133218][  T453]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   19.133347][  T453]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.134034][  T453]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.134167][  T453]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.134301][  T453]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.134491][  T453]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.134621][  T453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.134749][  T453]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.134879][  T453]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.135006][  T453]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.135136][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.135270][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.135457][  T453]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.135640][  T453]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.135771][  T453]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.135900][  T453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.136029][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.136159][  T453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.136293][  T453]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.136479][  T453]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.136611][  T453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.136741][  T453]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.136873][  T453]  ? 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))
[   19.137001][  T453]  ? 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))
[   19.137137][  T453]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.137267][  T453]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.137451][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.137580][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   19.137710][  T453]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.137839][  T453]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.137967][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.138103][  T453]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.138232][  T453]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.138417][  T453]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.138547][  T453]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.138678][  T453]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.138844][  T453]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.138983][  T453]  ___sys_sendmsg (net/socket.c:2752)
[   19.139118][  T453]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.139251][  T453]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.139479][  T453]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.139610][  T453]  __sys_sendmsg (net/socket.c:2784)
[   19.139740][  T453]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.139874][  T453]  ? 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)
[   19.140003][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.140143][  T453]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.140279][  T453]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.140472][  T453]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.140605][  T453]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.140774][  T453] RIP: 0033:0x7f26ef50c08e
[   19.140923][  T453] 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
[   19.141454][  T453] RSP: 002b:00007ffdd14dffc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.141649][  T453] RAX: ffffffffffffffda RBX: 00007ffdd14e0768 RCX: 00007f26ef50c08e
[   19.141851][  T453] RDX: 0000000000000000 RSI: 00007ffdd14e0070 RDI: 0000000000000005
[   19.142048][  T453] RBP: 00007ffdd14dffd0 R08: 0000000000000000 R09: 0000000000000000
[   19.142241][  T453] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d163
[   19.142489][  T453] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd14e0730
| [   19.207072][  T455] ------------[ cut here ]------------
| [   19.207297][  T455] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/455
| [   19.207585][  T455] Modules linked in: veth
| [   19.208045][  T455] Tainted: [W]=WARN
[   19.208187][  T455] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.208682][  T455] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.208893][  T455] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.209407][  T455] RSP: 0018:ffa0000001257ab0 EFLAGS: 00010286
[   19.209616][  T455] RAX: 00000000ffffffa6 RBX: ff110000091898c0 RCX: 1ff400000024af1c
[   19.209849][  T455] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000918997c
[   19.210089][  T455] RBP: ff110000112f4000 R08: 1fe2200001231331 R09: ff11000010bdaed0
[   19.210323][  T455] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   19.210577][  T455] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000112f4000
[   19.210814][  T455] FS:  00007fc240cfb840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   19.211092][  T455] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.211299][  T455] CR2: 00007fc240efcc20 CR3: 00000000125b1001 CR4: 0000000000771ef0
[   19.211554][  T455] PKRU: 55555554
[   19.211703][  T455] Call Trace:
[   19.211850][  T455]  <TASK>
[   19.211963][  T455]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.212149][  T455]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.212323][  T455]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.212474][  T455]  register_netdevice (net/core/dev.c:11488)
[   19.212650][  T455]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   19.212856][  T455]  register_netdev (net/core/dev.c:11552)
[   19.213040][  T455]  loopback_net_init (drivers/net/loopback.c:218)
[   19.213217][  T455]  ops_init (net/core/net_namespace.c:137)
[   19.213375][  T455]  setup_net (net/core/net_namespace.c:446)
[   19.213516][  T455]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   19.213686][  T455]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   19.213858][  T455]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   19.214039][  T455]  copy_net_ns (net/core/net_namespace.c:579)
[   19.214217][  T455]  create_new_namespaces (kernel/nsproxy.c:132)
[   19.214403][  T455]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   19.214574][  T455]  ksys_unshare (kernel/fork.c:3243)
[   19.214747][  T455]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   19.214918][  T455]  ? __ia32_sys_open (fs/open.c:1374)
[   19.215097][  T455]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   19.215267][  T455]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   19.215454][  T455]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.215625][  T455]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.215798][  T455]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.215971][  T455]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.216182][  T455] RIP: 0033:0x7fc240fbdbcb
[   19.216372][  T455] 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
[   19.216866][  T455] RSP: 002b:00007ffd0f4ed248 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   19.217112][  T455] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc240fbdbcb
[   19.217344][  T455] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   19.217594][  T455] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   19.217833][  T455] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd0f4ef470
[   19.218075][  T455] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0f4ef84d
| [   19.252292][  T456] ------------[ cut here ]------------
| [   19.252484][  T456] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/456
| [   19.252717][  T456] Modules linked in: veth
| [   19.253092][  T456] Tainted: [W]=WARN
[   19.253190][  T456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.253356][  T456] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.253538][  T456] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.253991][  T456] RSP: 0018:ffa0000001267030 EFLAGS: 00010286
[   19.254156][  T456] RAX: 00000000ffffffa6 RBX: ff11000009400c80 RCX: 1ff400000024cdcc
[   19.254348][  T456] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009400d3c
[   19.254550][  T456] RBP: ff110000112f4000 R08: 1fe22000012801a9 R09: ff11000011330b68
[   19.254744][  T456] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   19.254935][  T456] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000112f4ce1
[   19.255136][  T456] FS:  00007f310f5ba840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   19.255368][  T456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.255529][  T456] CR2: 000000002601a988 CR3: 0000000010af3003 CR4: 0000000000771ef0
[   19.255720][  T456] PKRU: 55555554
[   19.255817][  T456] Call Trace:
[   19.255914][  T456]  <TASK>
[   19.255981][  T456]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.256118][  T456]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.256219][  T456]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.256350][  T456]  __dev_notify_flags (net/core/dev.c:9787)
[   19.256491][  T456]  ? netif_change_name (net/core/dev.c:1495)
[   19.256620][  T456]  ? __dev_change_flags (net/core/dev.c:9752)
[   19.256748][  T456]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   19.256879][  T456]  ? 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))
[   19.257019][  T456]  netif_change_flags (net/core/dev.c:9820)
[   19.257148][  T456]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.257277][  T456]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.257411][  T456]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.257575][  T456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.257708][  T456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.257838][  T456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.257966][  T456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.258101][  T456]  ? __kernel_text_address (kernel/extable.c:79)
[   19.258229][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.258362][  T456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.258490][  T456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.258617][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.258745][  T456]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.258872][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.258996][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.259128][  T456]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.259256][  T456]  ? __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)
[   19.259469][  T456]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.259597][  T456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.259726][  T456]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.259854][  T456]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.259985][  T456]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.260115][  T456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.260252][  T456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.260457][  T456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.260586][  T456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.260713][  T456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.260841][  T456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.260967][  T456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.261099][  T456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.261224][  T456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.261355][  T456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.261635][  T456]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.261764][  T456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.261892][  T456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.262020][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.262152][  T456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.262279][  T456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.262508][  T456]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.262637][  T456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.262765][  T456]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.262896][  T456]  ? 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))
[   19.263026][  T456]  ? 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))
[   19.263161][  T456]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.263294][  T456]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.263474][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.263607][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   19.263742][  T456]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.263875][  T456]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.264004][  T456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.264135][  T456]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.264266][  T456]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.264402][  T456]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.264531][  T456]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.264659][  T456]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.264817][  T456]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.264949][  T456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.265084][  T456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.265215][  T456]  ___sys_sendmsg (net/socket.c:2752)
[   19.265341][  T456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.265508][  T456]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.265649][  T456]  __sys_sendmsg (net/socket.c:2784)
[   19.265781][  T456]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.265909][  T456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.266075][  T456]  ? 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)
[   19.266206][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.266335][  T456]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.266466][  T456]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.266595][  T456]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.266723][  T456]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.266883][  T456] RIP: 0033:0x7f310f7f408e
[   19.267023][  T456] 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
[   19.267491][  T456] RSP: 002b:00007fff89ed27a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.267688][  T456] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f310f7f408e
[   19.267879][  T456] RDX: 0000000000000000 RSI: 00007fff89ed2850 RDI: 0000000000000005
[   19.268079][  T456] RBP: 00007fff89ed27b0 R08: 0000000000000000 R09: 0000000000000000
[   19.268268][  T456] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d163
[   19.268465][  T456] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff89ed2f20
| [   19.386031][  T460] ------------[ cut here ]------------
| [   19.386215][  T460] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/460
| [   19.386472][  T460] Modules linked in: veth
| [   19.386868][  T460] Tainted: [W]=WARN
[   19.386973][  T460] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.387151][  T460] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.387335][  T460] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.387832][  T460] RSP: 0018:ffa0000001296e30 EFLAGS: 00010286
[   19.388006][  T460] RAX: 00000000ffffffa6 RBX: ff11000009189380 RCX: 1ff4000000252d8c
[   19.388220][  T460] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000918943c
[   19.388436][  T460] RBP: ff11000010b34000 R08: 1fe2200001231289 R09: ff1100000c215210
[   19.388643][  T460] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.388849][  T460] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095bf888
[   19.389065][  T460] FS:  00007f67be331840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   19.389311][  T460] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.389492][  T460] CR2: 000000000042ebe0 CR3: 000000000bf9f006 CR4: 0000000000771ef0
[   19.389694][  T460] PKRU: 55555554
[   19.389798][  T460] Call Trace:
[   19.389900][  T460]  <TASK>
[   19.389969][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.390109][  T460]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.390245][  T460]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.390346][  T460]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   19.390488][  T460]  __dev_notify_flags (net/core/dev.c:9787)
[   19.390623][  T460]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   19.390759][  T460]  ? 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)
[   19.390894][  T460]  ? netif_change_name (net/core/dev.c:1495)
[   19.391033][  T460]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.391164][  T460]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.391295][  T460]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.391435][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.391570][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.391703][  T460]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.391837][  T460]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.391969][  T460]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.392109][  T460]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   19.392250][  T460] veth_newlink (drivers/net/veth.c:1871) veth
[   19.392391][  T460]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   19.392556][  T460]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.392692][  T460]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.392825][  T460]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   19.392975][  T460]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   19.393117][  T460]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   19.393252][  T460]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.393391][  T460]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.393528][  T460]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   19.393666][  T460]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   19.393802][  T460]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.393951][  T460]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.394092][  T460]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.394233][  T460]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.394376][  T460]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.394512][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.394647][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.394785][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.394921][  T460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.395057][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.395202][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.395341][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.395479][  T460]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.395615][  T460]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.395750][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.395886][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.396027][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.396160][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.396299][  T460]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.396439][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.396574][  T460]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.396713][  T460]  ? 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))
[   19.396848][  T460]  ? 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))
[   19.396987][  T460]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.397127][  T460]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.397263][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.397402][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   19.397540][  T460]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.397677][  T460]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.397811][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.397945][  T460]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.398084][  T460]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.398220][  T460]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.398355][  T460]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.398497][  T460]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.398666][  T460]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.398807][  T460]  ___sys_sendmsg (net/socket.c:2752)
[   19.398942][  T460]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.399083][  T460]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.399259][  T460]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.399407][  T460]  __sys_sendmsg (net/socket.c:2784)
[   19.399543][  T460]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.399681][  T460]  ? 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)
[   19.399819][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.399956][  T460]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.400096][  T460]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.400231][  T460]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.400373][  T460]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.400547][  T460] RIP: 0033:0x7f67be56b08e
[   19.400691][  T460] 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
[   19.401180][  T460] RSP: 002b:00007ffdd31f9d20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.401392][  T460] RAX: ffffffffffffffda RBX: 00007ffdd31fa4c8 RCX: 00007f67be56b08e
[   19.401594][  T460] RDX: 0000000000000000 RSI: 00007ffdd31f9dd0 RDI: 0000000000000005
[   19.401799][  T460] RBP: 00007ffdd31f9d30 R08: 0000000000000000 R09: 0000000000000000
[   19.402000][  T460] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d163
[   19.402209][  T460] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd31fa490
| [   19.419304][  T460] ------------[ cut here ]------------
| [   19.419480][  T460] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/460
| [   19.419714][  T460] Modules linked in: veth
| [   19.420082][  T460] Tainted: [W]=WARN
[   19.420180][  T460] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.420343][  T460] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.420526][  T460] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.420997][  T460] RSP: 0018:ffa00000012971b0 EFLAGS: 00010286
[   19.421167][  T460] RAX: 00000000ffffffa6 RBX: ff1100000c6fc740 RCX: 1ff4000000252dfc
[   19.421368][  T460] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fc7fc
[   19.421568][  T460] RBP: ff110000116b9000 R08: 1fe22000018df901 R09: ff1100000c215210
[   19.421767][  T460] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.421962][  T460] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.422163][  T460] FS:  00007f67be331840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   19.422398][  T460] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.422563][  T460] CR2: 000000000042ebe0 CR3: 000000000bf9f006 CR4: 0000000000771ef0
[   19.422759][  T460] PKRU: 55555554
[   19.422856][  T460] Call Trace:
[   19.422954][  T460]  <TASK>
[   19.423025][  T460]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.423156][  T460]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.423259][  T460]  __dev_notify_flags (net/core/dev.c:9787)
[   19.423395][  T460]  ? netif_change_name (net/core/dev.c:1495)
[   19.423528][  T460]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.423661][  T460]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.423794][  T460]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.423928][  T460]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   19.424062][  T460]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.424190][  T460]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.424318][  T460]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.424458][  T460]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.424591][  T460]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.424720][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.424851][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.424981][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.425113][  T460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.425243][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.425383][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.425516][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.425645][  T460]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.425775][  T460]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.425905][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.426042][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.426174][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.426304][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.426437][  T460]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.426568][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.426702][  T460]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.426836][  T460]  ? 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))
[   19.426966][  T460]  ? 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))
[   19.427111][  T460]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.427245][  T460]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.427383][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.427515][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   19.427651][  T460]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.427784][  T460]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.427915][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.428050][  T460]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.428181][  T460]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.428314][  T460]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.428448][  T460]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.428577][  T460]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.428739][  T460]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.428874][  T460]  ___sys_sendmsg (net/socket.c:2752)
[   19.429003][  T460]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.429145][  T460]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.429311][  T460]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.429452][  T460]  __sys_sendmsg (net/socket.c:2784)
[   19.429584][  T460]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.429718][  T460]  ? 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)
[   19.429847][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.429982][  T460]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.430118][  T460]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.430251][  T460]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.430388][  T460]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.430552][  T460] RIP: 0033:0x7f67be56b08e
[   19.430691][  T460] 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
[   19.431176][  T460] RSP: 002b:00007ffdd31f9d20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.431378][  T460] RAX: ffffffffffffffda RBX: 00007ffdd31fa4c8 RCX: 00007f67be56b08e
[   19.431575][  T460] RDX: 0000000000000000 RSI: 00007ffdd31f9dd0 RDI: 0000000000000005
[   19.431770][  T460] RBP: 00007ffdd31f9d30 R08: 0000000000000000 R09: 0000000000000000
[   19.431963][  T460] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d163
[   19.432161][  T460] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd31fa490
| [   19.480748][  T462] ------------[ cut here ]------------
| [   19.480924][  T462] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/462
| [   19.481157][  T462] Modules linked in: veth
| [   19.481530][  T462] Tainted: [W]=WARN
[   19.481626][  T462] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.481785][  T462] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.481954][  T462] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.482419][  T462] RSP: 0018:ffa0000000fe7ab0 EFLAGS: 00010286
[   19.482582][  T462] RAX: 00000000ffffffa6 RBX: ff1100000c6fd1c0 RCX: 1ff40000001fcf1c
[   19.482772][  T462] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fd27c
[   19.482965][  T462] RBP: ff11000012cb1000 R08: 1fe22000018dfa51 R09: ff1100000be8aed0
[   19.483163][  T462] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.483364][  T462] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012cb1000
[   19.483566][  T462] FS:  00007fe12ee76840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   19.483798][  T462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.483962][  T462] CR2: 00007fe12f1ef493 CR3: 0000000011b0f006 CR4: 0000000000771ef0
[   19.484162][  T462] PKRU: 55555554
[   19.484261][  T462] Call Trace:
[   19.484363][  T462]  <TASK>
[   19.484431][  T462]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.484562][  T462]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.484692][  T462]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.484793][  T462]  register_netdevice (net/core/dev.c:11488)
[   19.484928][  T462]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   19.485096][  T462]  register_netdev (net/core/dev.c:11552)
[   19.485222][  T462]  loopback_net_init (drivers/net/loopback.c:218)
[   19.485353][  T462]  ops_init (net/core/net_namespace.c:137)
[   19.485458][  T462]  setup_net (net/core/net_namespace.c:446)
[   19.485554][  T462]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   19.485681][  T462]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   19.485814][  T462]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   19.485944][  T462]  copy_net_ns (net/core/net_namespace.c:579)
[   19.486076][  T462]  create_new_namespaces (kernel/nsproxy.c:132)
[   19.486207][  T462]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   19.486336][  T462]  ksys_unshare (kernel/fork.c:3243)
[   19.486471][  T462]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   19.486601][  T462]  ? __ia32_sys_open (fs/open.c:1374)
[   19.486733][  T462]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   19.486860][  T462]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   19.486990][  T462]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.487125][  T462]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.487255][  T462]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.487390][  T462]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.487549][  T462] RIP: 0033:0x7fe12f138bcb
[   19.487685][  T462] 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
[   19.488146][  T462] RSP: 002b:00007fffc6fb1798 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   19.488338][  T462] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe12f138bcb
[   19.488535][  T462] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   19.488727][  T462] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   19.488918][  T462] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffc6fb39c0
[   19.489112][  T462] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc6fb484d
| [   19.518705][  T463] ------------[ cut here ]------------
| [   19.518872][  T463] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/463
| [   19.519098][  T463] Modules linked in: veth
| [   19.519466][  T463] Tainted: [W]=WARN
[   19.519563][  T463] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.519729][  T463] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.519893][  T463] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.520344][  T463] RSP: 0018:ffa00000012a7030 EFLAGS: 00010286
[   19.520511][  T463] RAX: 00000000ffffffa6 RBX: ff1100000f0c2c80 RCX: 1ff4000000254dcc
[   19.520705][  T463] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c2d3c
[   19.520892][  T463] RBP: ff11000012cb1000 R08: 1fe2200001e185a9 R09: ff1100000c5c51e8
[   19.521084][  T463] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   19.521272][  T463] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012cb1ce1
[   19.521471][  T463] FS:  00007f3343c6e840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   19.521692][  T463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.521851][  T463] CR2: 0000000021736988 CR3: 0000000011b0b002 CR4: 0000000000771ef0
[   19.522045][  T463] PKRU: 55555554
[   19.522143][  T463] Call Trace:
[   19.522243][  T463]  <TASK>
[   19.522309][  T463]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.522442][  T463]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.522538][  T463]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.522665][  T463]  __dev_notify_flags (net/core/dev.c:9787)
[   19.522792][  T463]  ? netif_change_name (net/core/dev.c:1495)
[   19.522917][  T463]  ? __dev_change_flags (net/core/dev.c:9752)
[   19.523053][  T463]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   19.523179][  T463]  ? 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))
[   19.523308][  T463]  netif_change_flags (net/core/dev.c:9820)
[   19.523442][  T463]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.523569][  T463]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.523695][  T463]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.523853][  T463]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.523985][  T463]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.524115][  T463]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.524240][  T463]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.524371][  T463]  ? __kernel_text_address (kernel/extable.c:79)
[   19.524499][  T463]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.524626][  T463]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.524756][  T463]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.524883][  T463]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.525014][  T463]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.525142][  T463]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.525267][  T463]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.525454][  T463]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.525580][  T463]  ? __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)
[   19.525712][  T463]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.525841][  T463]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.525973][  T463]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.526105][  T463]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.526233][  T463]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.526438][  T463]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.526569][  T463]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.526694][  T463]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.526821][  T463]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.526949][  T463]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.527085][  T463]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.527213][  T463]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.527341][  T463]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.527558][  T463]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.527689][  T463]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.527818][  T463]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.527947][  T463]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.528080][  T463]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.528204][  T463]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.528335][  T463]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.528543][  T463]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.528670][  T463]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.528801][  T463]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.528931][  T463]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.529065][  T463]  ? 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))
[   19.529196][  T463]  ? 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))
[   19.529330][  T463]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.529533][  T463]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.529658][  T463]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.529783][  T463]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   19.529909][  T463]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.530040][  T463]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.530175][  T463]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.530300][  T463]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.530518][  T463]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.530646][  T463]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.530773][  T463]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.530898][  T463]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.531066][  T463]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.531194][  T463]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.531320][  T463]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.531490][  T463]  ___sys_sendmsg (net/socket.c:2752)
[   19.531618][  T463]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.531780][  T463]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.531920][  T463]  __sys_sendmsg (net/socket.c:2784)
[   19.532060][  T463]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.532188][  T463]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.532349][  T463]  ? 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)
[   19.532484][  T463]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.532613][  T463]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.532744][  T463]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.532879][  T463]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.533012][  T463]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.533174][  T463] RIP: 0033:0x7f3343ea808e
[   19.533310][  T463] 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
[   19.533769][  T463] RSP: 002b:00007fff3bd853d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.533958][  T463] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3343ea808e
[   19.534154][  T463] RDX: 0000000000000000 RSI: 00007fff3bd85480 RDI: 0000000000000005
[   19.534339][  T463] RBP: 00007fff3bd853e0 R08: 0000000000000000 R09: 0000000000000000
[   19.534536][  T463] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d163
[   19.534723][  T463] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3bd85b50
| [   19.659015][  T467] ------------[ cut here ]------------
| [   19.659205][  T467] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/467
| [   19.659458][  T467] Modules linked in: veth
| [   19.659846][  T467] Tainted: [W]=WARN
[   19.659952][  T467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.660126][  T467] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.660305][  T467] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.660785][  T467] RSP: 0018:ffa00000012d6e30 EFLAGS: 00010286
[   19.660954][  T467] RAX: 00000000ffffffa6 RBX: ff11000009401380 RCX: 1ff400000025ad8c
[   19.661159][  T467] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000940143c
[   19.661362][  T467] RBP: ff11000012851000 R08: 1fe2200001280289 R09: ff1100001267aed0
[   19.661565][  T467] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.661774][  T467] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ac83508
[   19.661983][  T467] FS:  00007ff64569f840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   19.662234][  T467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.662413][  T467] CR2: 000000000042ebe0 CR3: 0000000012b8b002 CR4: 0000000000771ef0
[   19.662623][  T467] PKRU: 55555554
[   19.662729][  T467] Call Trace:
[   19.662835][  T467]  <TASK>
[   19.662907][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.663058][  T467]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.663199][  T467]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.663305][  T467]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   19.663452][  T467]  __dev_notify_flags (net/core/dev.c:9787)
[   19.663595][  T467]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   19.663736][  T467]  ? 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)
[   19.663876][  T467]  ? netif_change_name (net/core/dev.c:1495)
[   19.664019][  T467]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.664157][  T467]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.664296][  T467]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.664440][  T467]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.664585][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.664723][  T467]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.664863][  T467]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.665011][  T467]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.665153][  T467]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   19.665296][  T467] veth_newlink (drivers/net/veth.c:1871) veth
[   19.665444][  T467]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   19.665613][  T467]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.665751][  T467]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.665889][  T467]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   19.666048][  T467]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   19.666188][  T467]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   19.666329][  T467]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.666474][  T467]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.666611][  T467]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   19.666746][  T467]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   19.666881][  T467]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.667021][  T467]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.667154][  T467]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.667292][  T467]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.667439][  T467]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.667574][  T467]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.667709][  T467]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.667843][  T467]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.667981][  T467]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.668120][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.668256][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.668397][  T467]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.668531][  T467]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.668664][  T467]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.668798][  T467]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.668932][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.669074][  T467]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.669208][  T467]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.669345][  T467]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.669487][  T467]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.669624][  T467]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.669768][  T467]  ? 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))
[   19.669904][  T467]  ? 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))
[   19.670046][  T467]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.670183][  T467]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.670318][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.670459][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   19.670597][  T467]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.670736][  T467]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.670869][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.671006][  T467]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.671142][  T467]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.671280][  T467]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.671421][  T467]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.671556][  T467]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.671723][  T467]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.671867][  T467]  ___sys_sendmsg (net/socket.c:2752)
[   19.672005][  T467]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.672152][  T467]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.672330][  T467]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.672476][  T467]  __sys_sendmsg (net/socket.c:2784)
[   19.672612][  T467]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.672753][  T467]  ? 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)
[   19.672891][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.673035][  T467]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.673176][  T467]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.673311][  T467]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.673454][  T467]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.673623][  T467] RIP: 0033:0x7ff6458d908e
[   19.673767][  T467] 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
[   19.674251][  T467] RSP: 002b:00007fff4ad97a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.674462][  T467] RAX: ffffffffffffffda RBX: 00007fff4ad981c8 RCX: 00007ff6458d908e
[   19.674665][  T467] RDX: 0000000000000000 RSI: 00007fff4ad97ad0 RDI: 0000000000000005
[   19.674867][  T467] RBP: 00007fff4ad97a30 R08: 0000000000000000 R09: 0000000000000000
[   19.675073][  T467] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   19.675277][  T467] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4ad98190
| [   19.683945][  T467] ------------[ cut here ]------------
| [   19.684183][  T467] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/467
| [   19.684420][  T467] Modules linked in: veth
| [   19.684879][  T467] Tainted: [W]=WARN
[   19.684978][  T467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.685144][  T467] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.685418][  T467] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.685883][  T467] RSP: 0018:ffa00000012d71b0 EFLAGS: 00010286
[   19.686145][  T467] RAX: 00000000ffffffa6 RBX: ff1100000f0c2580 RCX: 1ff400000025adfc
[   19.686340][  T467] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c263c
[   19.686629][  T467] RBP: ff11000011d2c000 R08: 1fe2200001e184c9 R09: ff1100001267aed0
[   19.686824][  T467] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.687019][  T467] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.687304][  T467] FS:  00007ff64569f840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   19.688080][  T467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.688244][  T467] CR2: 000000000042ebe0 CR3: 0000000012b8b002 CR4: 0000000000771ef0
[   19.688499][  T467] PKRU: 55555554
[   19.688599][  T467] Call Trace:
[   19.688751][  T467]  <TASK>
[   19.688820][  T467]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.688955][  T467]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.689065][  T467]  __dev_notify_flags (net/core/dev.c:9787)
[   19.689201][  T467]  ? netif_change_name (net/core/dev.c:1495)
[   19.689332][  T467]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.689519][  T467]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.689657][  T467]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.689792][  T467]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   19.689925][  T467]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.690058][  T467]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.690187][  T467]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.690322][  T467]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.690514][  T467]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.690646][  T467]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.690777][  T467]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.690907][  T467]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.691069][  T467]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.691209][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.691345][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.691536][  T467]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.691670][  T467]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.691801][  T467]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.691933][  T467]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.692070][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.692204][  T467]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.692334][  T467]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.692517][  T467]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.692649][  T467]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.692779][  T467]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.692915][  T467]  ? 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))
[   19.693047][  T467]  ? 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))
[   19.693178][  T467]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.693316][  T467]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.693504][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.693635][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   19.693767][  T467]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.693901][  T467]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.694032][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.694163][  T467]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.694293][  T467]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.694486][  T467]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.694618][  T467]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.694746][  T467]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.694907][  T467]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.695044][  T467]  ___sys_sendmsg (net/socket.c:2752)
[   19.695174][  T467]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.695452][  T467]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.695623][  T467]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.695756][  T467]  __sys_sendmsg (net/socket.c:2784)
[   19.695887][  T467]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.696026][  T467]  ? 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)
[   19.696158][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.696291][  T467]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.696573][  T467]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.696709][  T467]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.696843][  T467]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.697013][  T467] RIP: 0033:0x7ff6458d908e
[   19.697150][  T467] 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
[   19.697773][  T467] RSP: 002b:00007fff4ad97a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.697973][  T467] RAX: ffffffffffffffda RBX: 00007fff4ad981c8 RCX: 00007ff6458d908e
[   19.698173][  T467] RDX: 0000000000000000 RSI: 00007fff4ad97ad0 RDI: 0000000000000005
[   19.698563][  T467] RBP: 00007fff4ad97a30 R08: 0000000000000000 R09: 0000000000000000
[   19.698760][  T467] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   19.698960][  T467] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4ad98190
| [   19.752990][  T469] ------------[ cut here ]------------
| [   19.753172][  T469] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/469
| [   19.753922][  T469] Modules linked in: veth
| [   19.754291][  T469] Tainted: [W]=WARN
[   19.754395][  T469] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.754554][  T469] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.754723][  T469] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.755182][  T469] RSP: 0018:ffa0000000fe7ab0 EFLAGS: 00010286
[   19.755343][  T469] RAX: 00000000ffffffa6 RBX: ff110000095e0040 RCX: 1ff40000001fcf1c
[   19.755541][  T469] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e00fc
[   19.755732][  T469] RBP: ff1100001296c000 R08: 1fe22000012bc021 R09: ff11000011335210
[   19.755922][  T469] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.756119][  T469] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001296c000
[   19.756314][  T469] FS:  00007f06ffc77840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   19.756544][  T469] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.756703][  T469] CR2: 00007f06ffe817d0 CR3: 0000000012677002 CR4: 0000000000771ef0
[   19.756898][  T469] PKRU: 55555554
[   19.756994][  T469] Call Trace:
[   19.757092][  T469]  <TASK>
[   19.757158][  T469]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.757287][  T469]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.757425][  T469]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.757523][  T469]  register_netdevice (net/core/dev.c:11488)
[   19.757651][  T469]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   19.757811][  T469]  register_netdev (net/core/dev.c:11552)
[   19.757938][  T469]  loopback_net_init (drivers/net/loopback.c:218)
[   19.758073][  T469]  ops_init (net/core/net_namespace.c:137)
[   19.758171][  T469]  setup_net (net/core/net_namespace.c:446)
[   19.758267][  T469]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   19.758398][  T469]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   19.758527][  T469]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   19.758657][  T469]  copy_net_ns (net/core/net_namespace.c:579)
[   19.758784][  T469]  create_new_namespaces (kernel/nsproxy.c:132)
[   19.758915][  T469]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   19.759050][  T469]  ksys_unshare (kernel/fork.c:3243)
[   19.759180][  T469]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   19.759308][  T469]  ? __ia32_sys_open (fs/open.c:1374)
[   19.759449][  T469]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   19.759579][  T469]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   19.759707][  T469]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.759835][  T469]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.759962][  T469]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.760093][  T469]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.760251][  T469] RIP: 0033:0x7f06fff39bcb
[   19.760392][  T469] 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
[   19.760847][  T469] RSP: 002b:00007ffc51ddbe78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   19.761045][  T469] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06fff39bcb
[   19.761235][  T469] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   19.761429][  T469] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   19.761619][  T469] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc51dde0a0
[   19.761811][  T469] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc51dde84d
| [   19.794654][  T470] ------------[ cut here ]------------
| [   19.794818][  T470] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/470
| [   19.795056][  T470] Modules linked in: veth
| [   19.795430][  T470] Tainted: [W]=WARN
[   19.795527][  T470] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.795691][  T470] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.795857][  T470] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.796310][  T470] RSP: 0018:ffa00000012a7030 EFLAGS: 00010286
[   19.796476][  T470] RAX: 00000000ffffffa6 RBX: ff11000009a3d8c0 RCX: 1ff4000000254dcc
[   19.796662][  T470] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3d97c
[   19.796849][  T470] RBP: ff1100001296c000 R08: 1fe2200001347b31 R09: ff11000011332ea8
[   19.797045][  T470] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   19.797231][  T470] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001296cce1
[   19.797431][  T470] FS:  00007fba89f09840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   19.797650][  T470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.797817][  T470] CR2: 0000000008a44988 CR3: 00000000125c2001 CR4: 0000000000771ef0
[   19.798010][  T470] PKRU: 55555554
[   19.798107][  T470] Call Trace:
[   19.798199][  T470]  <TASK>
[   19.798264][  T470]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.798398][  T470]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.798494][  T470]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.798619][  T470]  __dev_notify_flags (net/core/dev.c:9787)
[   19.798751][  T470]  ? netif_change_name (net/core/dev.c:1495)
[   19.798881][  T470]  ? __dev_change_flags (net/core/dev.c:9752)
[   19.799014][  T470]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   19.799141][  T470]  ? 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))
[   19.799270][  T470]  netif_change_flags (net/core/dev.c:9820)
[   19.799403][  T470]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.799531][  T470]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.799658][  T470]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.799823][  T470]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.799951][  T470]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.800084][  T470]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.800211][  T470]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.800340][  T470]  ? __kernel_text_address (kernel/extable.c:79)
[   19.800473][  T470]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.800603][  T470]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.800726][  T470]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.800853][  T470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.800978][  T470]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.801111][  T470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.801234][  T470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.801364][  T470]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.801493][  T470]  ? __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)
[   19.801619][  T470]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.801745][  T470]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.801872][  T470]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.802004][  T470]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.802132][  T470]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.802257][  T470]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.802434][  T470]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.802562][  T470]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.802686][  T470]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.802811][  T470]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.802939][  T470]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.803068][  T470]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.803195][  T470]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.803321][  T470]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.803455][  T470]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.803580][  T470]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.803706][  T470]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.803831][  T470]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.803956][  T470]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.804087][  T470]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.804211][  T470]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.804339][  T470]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.804473][  T470]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.804599][  T470]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.804729][  T470]  ? 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))
[   19.804853][  T470]  ? 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))
[   19.804981][  T470]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.805116][  T470]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.805242][  T470]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.805372][  T470]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   19.805502][  T470]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.805629][  T470]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.805756][  T470]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.805884][  T470]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.806017][  T470]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.806147][  T470]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.806275][  T470]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.806407][  T470]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.806564][  T470]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.806691][  T470]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.806818][  T470]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.806946][  T470]  ___sys_sendmsg (net/socket.c:2752)
[   19.807077][  T470]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.807235][  T470]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.807382][  T470]  __sys_sendmsg (net/socket.c:2784)
[   19.807509][  T470]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.807635][  T470]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.807797][  T470]  ? 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)
[   19.807923][  T470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.808056][  T470]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.808184][  T470]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.808312][  T470]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.808446][  T470]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.808603][  T470] RIP: 0033:0x7fba8a14308e
[   19.808736][  T470] 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
[   19.809190][  T470] RSP: 002b:00007ffd36d85ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.809387][  T470] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fba8a14308e
[   19.809577][  T470] RDX: 0000000000000000 RSI: 00007ffd36d85fa0 RDI: 0000000000000005
[   19.809766][  T470] RBP: 00007ffd36d85f00 R08: 0000000000000000 R09: 0000000000000000
[   19.809956][  T470] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   19.810153][  T470] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd36d86670
| [   19.926840][  T474] ------------[ cut here ]------------
| [   19.927035][  T474] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/474
| [   19.927277][  T474] Modules linked in: veth
| [   19.928234][  T474] Tainted: [W]=WARN
[   19.928338][  T474] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.928515][  T474] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.928694][  T474] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.929178][  T474] RSP: 0018:ffa00000012d6e30 EFLAGS: 00010286
[   19.929349][  T474] RAX: 00000000ffffffa6 RBX: ff110000095e0ac0 RCX: 1ff400000025ad8c
[   19.929557][  T474] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095e0b7c
[   19.929758][  T474] RBP: ff1100001047c000 R08: 1fe22000012bc171 R09: ff11000009b7aed0
[   19.929959][  T474] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.930166][  T474] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c144e88
[   19.930374][  T474] FS:  00007f86bd7f3840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   19.930616][  T474] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.930786][  T474] CR2: 000000000042ebe0 CR3: 00000000121e8005 CR4: 0000000000771ef0
[   19.930988][  T474] PKRU: 55555554
[   19.931094][  T474] Call Trace:
[   19.931196][  T474]  <TASK>
[   19.931267][  T474]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.931412][  T474]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.931517][  T474]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   19.931690][  T474]  __dev_notify_flags (net/core/dev.c:9787)
[   19.931830][  T474]  ? netif_change_name (net/core/dev.c:1495)
[   19.931966][  T474]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.932106][  T474]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.932239][  T474]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.932380][  T474]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   19.932517][  T474]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.932653][  T474]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.932790][  T474]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.932926][  T474]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.933066][  T474]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   19.933206][  T474] veth_newlink (drivers/net/veth.c:1871) veth
[   19.933342][  T474]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   19.933516][  T474]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.933651][  T474]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.933784][  T474]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   19.933933][  T474]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   19.934073][  T474]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   19.934208][  T474]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.934342][  T474]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.934486][  T474]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   19.934622][  T474]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   19.934759][  T474]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.934894][  T474]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.935034][  T474]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.935172][  T474]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.935309][  T474]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.935452][  T474]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.935589][  T474]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.935728][  T474]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.935862][  T474]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.935998][  T474]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.936139][  T474]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.936273][  T474]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.936412][  T474]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.936546][  T474]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.936683][  T474]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.936816][  T474]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.936952][  T474]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.937088][  T474]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.937226][  T474]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.937364][  T474]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.937502][  T474]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.937642][  T474]  ? 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))
[   19.937775][  T474]  ? 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))
[   19.937916][  T474]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.938063][  T474]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.938200][  T474]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.938337][  T474]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   19.938484][  T474]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.938627][  T474]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.938764][  T474]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.938898][  T474]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.939040][  T474]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.939183][  T474]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.939320][  T474]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.939463][  T474]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.939631][  T474]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.939770][  T474]  ___sys_sendmsg (net/socket.c:2752)
[   19.939906][  T474]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.940052][  T474]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.940233][  T474]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.940374][  T474]  __sys_sendmsg (net/socket.c:2784)
[   19.940506][  T474]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.940642][  T474]  ? 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)
[   19.940776][  T474]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.940912][  T474]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.941058][  T474]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.941191][  T474]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.941325][  T474]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.941495][  T474] RIP: 0033:0x7f86bda2d08e
[   19.941641][  T474] 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
[   19.942125][  T474] RSP: 002b:00007ffc5a20dab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.942326][  T474] RAX: ffffffffffffffda RBX: 00007ffc5a20e258 RCX: 00007f86bda2d08e
[   19.942532][  T474] RDX: 0000000000000000 RSI: 00007ffc5a20db60 RDI: 0000000000000005
[   19.942735][  T474] RBP: 00007ffc5a20dac0 R08: 0000000000000000 R09: 0000000000000000
[   19.942935][  T474] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   19.943140][  T474] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5a20e220
| [   19.958563][  T474] ------------[ cut here ]------------
| [   19.958728][  T474] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/474
| [   19.958964][  T474] Modules linked in: veth
| [   19.959349][  T474] Tainted: [W]=WARN
[   19.959453][  T474] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.959617][  T474] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.959789][  T474] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.960260][  T474] RSP: 0018:ffa00000012d71b0 EFLAGS: 00010286
[   19.960432][  T474] RAX: 00000000ffffffa6 RBX: ff1100000c3e58c0 RCX: 1ff400000025adfc
[   19.960628][  T474] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e597c
[   19.960826][  T474] RBP: ff11000012694000 R08: 1fe220000187cb31 R09: ff11000009b7aed0
[   19.961025][  T474] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.961221][  T474] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.961427][  T474] FS:  00007f86bd7f3840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   19.961658][  T474] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.961830][  T474] CR2: 000000000042ebe0 CR3: 00000000121e8005 CR4: 0000000000771ef0
[   19.962035][  T474] PKRU: 55555554
[   19.962134][  T474] Call Trace:
[   19.962235][  T474]  <TASK>
[   19.962307][  T474]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.962450][  T474]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.962550][  T474]  __dev_notify_flags (net/core/dev.c:9787)
[   19.962684][  T474]  ? netif_change_name (net/core/dev.c:1495)
[   19.962818][  T474]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.962949][  T474]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.963085][  T474]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.963219][  T474]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   19.963350][  T474]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.963486][  T474]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.963620][  T474]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.963761][  T474]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.963896][  T474]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.964032][  T474]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.964162][  T474]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.964292][  T474]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.964425][  T474]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.964554][  T474]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.964690][  T474]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.964821][  T474]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.964951][  T474]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.965087][  T474]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.965217][  T474]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.965347][  T474]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.965485][  T474]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.965617][  T474]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.965751][  T474]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.965884][  T474]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.966020][  T474]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.966157][  T474]  ? 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))
[   19.966287][  T474]  ? 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))
[   19.966426][  T474]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.966562][  T474]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.966692][  T474]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.966822][  T474]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   19.966954][  T474]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.967092][  T474]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.967220][  T474]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.967351][  T474]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.967490][  T474]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.967622][  T474]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.967753][  T474]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.967883][  T474]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.968050][  T474]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.968186][  T474]  ___sys_sendmsg (net/socket.c:2752)
[   19.968316][  T474]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.968456][  T474]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.968622][  T474]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.968758][  T474]  __sys_sendmsg (net/socket.c:2784)
[   19.968891][  T474]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.969032][  T474]  ? 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)
[   19.969164][  T474]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.969297][  T474]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.969435][  T474]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.969564][  T474]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.969696][  T474]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.969865][  T474] RIP: 0033:0x7f86bda2d08e
[   19.970009][  T474] 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
[   19.970476][  T474] RSP: 002b:00007ffc5a20dab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.970677][  T474] RAX: ffffffffffffffda RBX: 00007ffc5a20e258 RCX: 00007f86bda2d08e
[   19.970871][  T474] RDX: 0000000000000000 RSI: 00007ffc5a20db60 RDI: 0000000000000005
[   19.971068][  T474] RBP: 00007ffc5a20dac0 R08: 0000000000000000 R09: 0000000000000000
[   19.971264][  T474] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   19.971466][  T474] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5a20e220
| [   20.026715][  T476] ------------[ cut here ]------------
| [   20.026898][  T476] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/476
| [   20.027136][  T476] Modules linked in: veth
| [   20.027515][  T476] Tainted: [W]=WARN
[   20.027611][  T476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.027770][  T476] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.027939][  T476] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.028422][  T476] RSP: 0018:ffa00000012a7ab0 EFLAGS: 00010286
[   20.028591][  T476] RAX: 00000000ffffffa6 RBX: ff1100000bef7700 RCX: 1ff4000000254f1c
[   20.028789][  T476] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef77bc
[   20.028982][  T476] RBP: ff11000012ee4000 R08: 1fe22000017deef9 R09: ff1100000c765210
[   20.029192][  T476] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   20.029389][  T476] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012ee4000
[   20.029581][  T476] FS:  00007f72a1d85840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   20.029806][  T476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.029970][  T476] CR2: 00007f72a1f91690 CR3: 000000000c3d3001 CR4: 0000000000771ef0
[   20.030172][  T476] PKRU: 55555554
[   20.030275][  T476] Call Trace:
[   20.030381][  T476]  <TASK>
[   20.030449][  T476]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.030585][  T476]  ? notifier_call_chain (kernel/notifier.c:85)
[   20.030720][  T476]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.030821][  T476]  register_netdevice (net/core/dev.c:11488)
[   20.030956][  T476]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   20.031125][  T476]  register_netdev (net/core/dev.c:11552)
[   20.031255][  T476]  loopback_net_init (drivers/net/loopback.c:218)
[   20.031840][  T476]  ops_init (net/core/net_namespace.c:137)
[   20.031947][  T476]  setup_net (net/core/net_namespace.c:446)
[   20.032053][  T476]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   20.032187][  T476]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   20.032319][  T476]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   20.032459][  T476]  copy_net_ns (net/core/net_namespace.c:579)
[   20.032593][  T476]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.032725][  T476]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.032859][  T476]  ksys_unshare (kernel/fork.c:3243)
[   20.032987][  T476]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   20.033122][  T476]  ? __ia32_sys_open (fs/open.c:1374)
[   20.033254][  T476]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.033388][  T476]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   20.033518][  T476]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.033647][  T476]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.033776][  T476]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.033910][  T476]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.034074][  T476] RIP: 0033:0x7f72a2047bcb
[   20.034210][  T476] 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
[   20.034670][  T476] RSP: 002b:00007ffec34b6ec8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   20.034861][  T476] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f72a2047bcb
[   20.035054][  T476] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.035246][  T476] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.035443][  T476] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffec34b90f0
[   20.035634][  T476] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffec34b984d
| [   20.064457][  T477] ------------[ cut here ]------------
| [   20.064609][  T477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/477
| [   20.064841][  T477] Modules linked in: veth
| [   20.065210][  T477] Tainted: [W]=WARN
[   20.065307][  T477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.066130][  T477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.066304][  T477] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.066771][  T477] RSP: 0018:ffa0000001317030 EFLAGS: 00010286
[   20.066933][  T477] RAX: 00000000ffffffa6 RBX: ff1100000bef7e00 RCX: 1ff4000000262dcc
[   20.067131][  T477] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bef7ebc
[   20.067322][  T477] RBP: ff11000012ee4000 R08: 1fe22000017defd9 R09: ff1100000fdd0b68
[   20.067520][  T477] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   20.067708][  T477] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012ee4ce1
[   20.067901][  T477] FS:  00007ff4e9e71840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   20.068128][  T477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.068291][  T477] CR2: 00007ff4ea1411a0 CR3: 000000000c3d6004 CR4: 0000000000771ef0
[   20.068498][  T477] PKRU: 55555554
[   20.068595][  T477] Call Trace:
[   20.068690][  T477]  <TASK>
[   20.068757][  T477]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.068889][  T477]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.068985][  T477]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.069119][  T477]  __dev_notify_flags (net/core/dev.c:9787)
[   20.069256][  T477]  ? netif_change_name (net/core/dev.c:1495)
[   20.069395][  T477]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.069523][  T477]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   20.069649][  T477]  ? 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))
[   20.069781][  T477]  netif_change_flags (net/core/dev.c:9820)
[   20.069910][  T477]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.070041][  T477]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.070172][  T477]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.070334][  T477]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.070464][  T477]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.070596][  T477]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.070728][  T477]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.070862][  T477]  ? __kernel_text_address (kernel/extable.c:79)
[   20.070998][  T477]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.071133][  T477]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.071262][  T477]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.071402][  T477]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.071536][  T477]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.071669][  T477]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.071800][  T477]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.071930][  T477]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.072064][  T477]  ? __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)
[   20.072191][  T477]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.072318][  T477]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.072454][  T477]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.072585][  T477]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.072716][  T477]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.072845][  T477]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.072972][  T477]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.073105][  T477]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.073232][  T477]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.073364][  T477]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.073494][  T477]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.073623][  T477]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.073758][  T477]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.073889][  T477]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.074022][  T477]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.074151][  T477]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.074280][  T477]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.074416][  T477]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.074544][  T477]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.074678][  T477]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.074805][  T477]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.074938][  T477]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.075086][  T477]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.075215][  T477]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.075349][  T477]  ? 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))
[   20.075482][  T477]  ? 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))
[   20.075615][  T477]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.075744][  T477]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.075871][  T477]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.076003][  T477]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   20.076133][  T477]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.076263][  T477]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.076397][  T477]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.076525][  T477]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.076656][  T477]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.076786][  T477]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.076915][  T477]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.077046][  T477]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.077205][  T477]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.077335][  T477]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.077469][  T477]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.077603][  T477]  ___sys_sendmsg (net/socket.c:2752)
[   20.077731][  T477]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.077893][  T477]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.078038][  T477]  __sys_sendmsg (net/socket.c:2784)
[   20.078168][  T477]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.078299][  T477]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.078471][  T477]  ? 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)
[   20.078605][  T477]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.078736][  T477]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.078866][  T477]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.078996][  T477]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.079126][  T477]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.079286][  T477] RIP: 0033:0x7ff4ea0ab08e
[   20.079428][  T477] 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
[   20.079896][  T477] RSP: 002b:00007ffd441b8e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.080099][  T477] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff4ea0ab08e
[   20.080294][  T477] RDX: 0000000000000000 RSI: 00007ffd441b8eb0 RDI: 0000000000000005
[   20.080500][  T477] RBP: 00007ffd441b8e10 R08: 0000000000000000 R09: 0000000000000000
[   20.080696][  T477] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   20.080889][  T477] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd441b9580
| [   20.198997][  T481] ------------[ cut here ]------------
| [   20.199173][  T481] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/481
| [   20.199426][  T481] Modules linked in: veth
| [   20.199827][  T481] Tainted: [W]=WARN
[   20.199929][  T481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.200102][  T481] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.200279][  T481] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.200767][  T481] RSP: 0018:ffa00000010e6e30 EFLAGS: 00010286
[   20.200936][  T481] RAX: 00000000ffffffa6 RBX: ff11000009189c40 RCX: 1ff400000021cd8c
[   20.201143][  T481] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009189cfc
[   20.201344][  T481] RBP: ff11000011ec9000 R08: 1fe22000012313a1 R09: ff1100000c15d210
[   20.201559][  T481] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   20.201760][  T481] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b0b9588
[   20.201963][  T481] FS:  00007fd8aebce840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   20.202201][  T481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.202373][  T481] CR2: 000000000042ebe0 CR3: 00000000127cc006 CR4: 0000000000771ef0
[   20.202579][  T481] PKRU: 55555554
[   20.202679][  T481] Call Trace:
[   20.202780][  T481]  <TASK>
[   20.202849][  T481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.202985][  T481]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.203126][  T481]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.203230][  T481]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   20.204055][  T481]  __dev_notify_flags (net/core/dev.c:9787)
[   20.204193][  T481]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   20.204326][  T481]  ? 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)
[   20.204467][  T481]  ? netif_change_name (net/core/dev.c:1495)
[   20.204599][  T481]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.204730][  T481]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.204873][  T481]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.205013][  T481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.205147][  T481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.205280][  T481]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.205421][  T481]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.205554][  T481]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   20.205689][  T481]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   20.205830][  T481] veth_newlink (drivers/net/veth.c:1871) veth
[   20.205966][  T481]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   20.206137][  T481]  ? kasan_save_stack (mm/kasan/common.c:57)
[   20.206274][  T481]  ? kasan_save_track (mm/kasan/common.c:78)
[   20.206413][  T481]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   20.206562][  T481]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   20.206704][  T481]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   20.206839][  T481]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   20.206972][  T481]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   20.207111][  T481]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.207246][  T481]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.207389][  T481]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.207522][  T481]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.207666][  T481]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.207804][  T481]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.207942][  T481]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.208080][  T481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.208213][  T481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.208348][  T481]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.208493][  T481]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.208626][  T481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.208763][  T481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.208898][  T481]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.209036][  T481]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.209170][  T481]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.209303][  T481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.209449][  T481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.209584][  T481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.209716][  T481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.209851][  T481]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.209984][  T481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.210123][  T481]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.210268][  T481]  ? 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))
[   20.210406][  T481]  ? 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))
[   20.210544][  T481]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.210680][  T481]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.210813][  T481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.210946][  T481]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   20.211085][  T481]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.211227][  T481]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.211366][  T481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.211504][  T481]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.211640][  T481]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.211777][  T481]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.211913][  T481]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.212058][  T481]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.212225][  T481]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.212368][  T481]  ___sys_sendmsg (net/socket.c:2752)
[   20.212505][  T481]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.212645][  T481]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.212818][  T481]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   20.212961][  T481]  __sys_sendmsg (net/socket.c:2784)
[   20.213100][  T481]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.213238][  T481]  ? 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)
[   20.213380][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.213517][  T481]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.213653][  T481]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.213787][  T481]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.213929][  T481]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.214102][  T481] RIP: 0033:0x7fd8aee0808e
[   20.214245][  T481] 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
[   20.214740][  T481] RSP: 002b:00007ffc64a16be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.214946][  T481] RAX: ffffffffffffffda RBX: 00007ffc64a17388 RCX: 00007fd8aee0808e
[   20.215154][  T481] RDX: 0000000000000000 RSI: 00007ffc64a16c90 RDI: 0000000000000005
[   20.215362][  T481] RBP: 00007ffc64a16bf0 R08: 0000000000000000 R09: 0000000000000000
[   20.215569][  T481] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   20.215778][  T481] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc64a17350
| [   20.231376][  T481] ------------[ cut here ]------------
| [   20.231525][  T481] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/481
| [   20.231755][  T481] Modules linked in: veth
| [   20.232131][  T481] Tainted: [W]=WARN
[   20.232235][  T481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.232407][  T481] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.232580][  T481] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.233086][  T481] RSP: 0018:ffa00000010e71b0 EFLAGS: 00010286
[   20.233252][  T481] RAX: 00000000ffffffa6 RBX: ff1100000502fa80 RCX: 1ff400000021cdfc
[   20.233456][  T481] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502fb3c
[   20.233656][  T481] RBP: ff11000011674000 R08: 1fe2200000a05f69 R09: ff1100000c15d210
[   20.233853][  T481] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   20.234055][  T481] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.234256][  T481] FS:  00007fd8aebce840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   20.234498][  T481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.234665][  T481] CR2: 000000000042ebe0 CR3: 00000000127cc006 CR4: 0000000000771ef0
[   20.234865][  T481] PKRU: 55555554
[   20.234965][  T481] Call Trace:
[   20.235068][  T481]  <TASK>
[   20.235137][  T481]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.235272][  T481]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.235378][  T481]  __dev_notify_flags (net/core/dev.c:9787)
[   20.235514][  T481]  ? netif_change_name (net/core/dev.c:1495)
[   20.235646][  T481]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   20.235779][  T481]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   20.235911][  T481]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.236050][  T481]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   20.236183][  T481]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.236317][  T481]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.236454][  T481]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.236593][  T481]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.236730][  T481]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.236869][  T481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.237007][  T481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.237140][  T481]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.237277][  T481]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.237415][  T481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.237552][  T481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.237684][  T481]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.237818][  T481]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.237950][  T481]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.238089][  T481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.238225][  T481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.238365][  T481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.238498][  T481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.238631][  T481]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.238768][  T481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.238906][  T481]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.239048][  T481]  ? 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))
[   20.239181][  T481]  ? 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))
[   20.239315][  T481]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.239458][  T481]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.239590][  T481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.239723][  T481]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   20.239859][  T481]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.240002][  T481]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.240134][  T481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.240269][  T481]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.240415][  T481]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.240555][  T481]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.240690][  T481]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.240825][  T481]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.240994][  T481]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.241133][  T481]  ___sys_sendmsg (net/socket.c:2752)
[   20.241272][  T481]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.241419][  T481]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.241591][  T481]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   20.241727][  T481]  __sys_sendmsg (net/socket.c:2784)
[   20.241861][  T481]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.242009][  T481]  ? 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)
[   20.242149][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.242289][  T481]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.242435][  T481]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.242569][  T481]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.242703][  T481]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.242876][  T481] RIP: 0033:0x7fd8aee0808e
[   20.243021][  T481] 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
[   20.243518][  T481] RSP: 002b:00007ffc64a16be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.243724][  T481] RAX: ffffffffffffffda RBX: 00007ffc64a17388 RCX: 00007fd8aee0808e
[   20.243926][  T481] RDX: 0000000000000000 RSI: 00007ffc64a16c90 RDI: 0000000000000005
[   20.244131][  T481] RBP: 00007ffc64a16bf0 R08: 0000000000000000 R09: 0000000000000000
[   20.244333][  T481] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   20.244537][  T481] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc64a17350
| [   20.288080][  T483] ------------[ cut here ]------------
| [   20.288253][  T483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/483
| [   20.288488][  T483] Modules linked in: veth
| [   20.288868][  T483] Tainted: [W]=WARN
[   20.288967][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.289141][  T483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.289314][  T483] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.289785][  T483] RSP: 0018:ffa00000012d7ab0 EFLAGS: 00010286
[   20.289947][  T483] RAX: 00000000ffffffa6 RBX: ff11000009188c80 RCX: 1ff400000025af1c
[   20.290139][  T483] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009188d3c
[   20.290327][  T483] RBP: ff110000130a9000 R08: 1fe22000012311a9 R09: ff11000010a2aed0
[   20.290527][  T483] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   20.290714][  T483] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000130a9000
[   20.290905][  T483] FS:  00007fc960798840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   20.291133][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.291297][  T483] CR2: 00007fc9609a27d0 CR3: 000000000889e005 CR4: 0000000000771ef0
[   20.291490][  T483] PKRU: 55555554
[   20.291586][  T483] Call Trace:
[   20.291681][  T483]  <TASK>
[   20.291747][  T483]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.291874][  T483]  ? notifier_call_chain (kernel/notifier.c:85)
[   20.292010][  T483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.292106][  T483]  register_netdevice (net/core/dev.c:11488)
[   20.292239][  T483]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   20.292402][  T483]  register_netdev (net/core/dev.c:11552)
[   20.292527][  T483]  loopback_net_init (drivers/net/loopback.c:218)
[   20.292655][  T483]  ops_init (net/core/net_namespace.c:137)
[   20.292752][  T483]  setup_net (net/core/net_namespace.c:446)
[   20.292846][  T483]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   20.292978][  T483]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   20.293111][  T483]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   20.293238][  T483]  copy_net_ns (net/core/net_namespace.c:579)
[   20.293368][  T483]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.293495][  T483]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.293621][  T483]  ksys_unshare (kernel/fork.c:3243)
[   20.293750][  T483]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   20.293880][  T483]  ? __ia32_sys_open (fs/open.c:1374)
[   20.294013][  T483]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.294136][  T483]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   20.294262][  T483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.294391][  T483]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.294515][  T483]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.294646][  T483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.294803][  T483] RIP: 0033:0x7fc960a5abcb
[   20.294935][  T483] 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
[   20.295389][  T483] RSP: 002b:00007ffc3780f468 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   20.295585][  T483] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc960a5abcb
[   20.295772][  T483] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.295958][  T483] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.296148][  T483] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc37811690
[   20.296339][  T483] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3781384d
| [   20.335853][  T484] ------------[ cut here ]------------
| [   20.336073][  T484] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/484
| [   20.336352][  T484] Modules linked in: veth
| [   20.336818][  T484] Tainted: [W]=WARN
[   20.336959][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.337168][  T484] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.337391][  T484] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.337880][  T484] RSP: 0018:ffa00000012a7030 EFLAGS: 00010286
[   20.338092][  T484] RAX: 00000000ffffffa6 RBX: ff1100000c3e4900 RCX: 1ff4000000254dcc
[   20.338327][  T484] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e49bc
[   20.338573][  T484] RBP: ff110000130a9000 R08: 1fe220000187c939 R09: ff11000010a2d1e8
[   20.338808][  T484] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   20.339048][  T484] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000130a9ce1
[   20.339284][  T484] FS:  00007fd9496d9840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   20.339564][  T484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.339770][  T484] CR2: 0000000014070988 CR3: 0000000012c5f006 CR4: 0000000000771ef0
[   20.340013][  T484] PKRU: 55555554
[   20.340155][  T484] Call Trace:
[   20.340298][  T484]  <TASK>
[   20.340425][  T484]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.340608][  T484]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.340754][  T484]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.340929][  T484]  __dev_notify_flags (net/core/dev.c:9787)
[   20.341112][  T484]  ? netif_change_name (net/core/dev.c:1495)
[   20.341286][  T484]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.341477][  T484]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   20.341655][  T484]  ? 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))
[   20.341837][  T484]  netif_change_flags (net/core/dev.c:9820)
[   20.342018][  T484]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.342196][  T484]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.342390][  T484]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.342599][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.342776][  T484]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.342952][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.343135][  T484]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.343316][  T484]  ? __kernel_text_address (kernel/extable.c:79)
[   20.343505][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.343682][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.343856][  T484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.344040][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.344219][  T484]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.344406][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.344584][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.344759][  T484]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.344940][  T484]  ? __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)
[   20.345126][  T484]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.345300][  T484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.345487][  T484]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.345661][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.345842][  T484]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.346029][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.346201][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.346387][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.346558][  T484]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.346738][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.346916][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.347092][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.347271][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.347458][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.347632][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.347812][  T484]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.347995][  T484]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.348171][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.348344][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.348531][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.348707][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.348880][  T484]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.349059][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.349235][  T484]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.349433][  T484]  ? 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))
[   20.349607][  T484]  ? 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))
[   20.349785][  T484]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.349962][  T484]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.350144][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.350320][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   20.350510][  T484]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.350691][  T484]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.350866][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.351048][  T484]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.351223][  T484]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.351409][  T484]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.351583][  T484]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.351755][  T484]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.351959][  T484]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.352141][  T484]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.352316][  T484]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.352503][  T484]  ___sys_sendmsg (net/socket.c:2752)
[   20.352675][  T484]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.352880][  T484]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.353073][  T484]  __sys_sendmsg (net/socket.c:2784)
[   20.353246][  T484]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.353427][  T484]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.353638][  T484]  ? 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)
[   20.353811][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.353992][  T484]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.354162][  T484]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.354335][  T484]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.354521][  T484]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.354724][  T484] RIP: 0033:0x7fd94991308e
[   20.354903][  T484] 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
[   20.355411][  T484] RSP: 002b:00007ffdbe4fd940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.355649][  T484] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd94991308e
[   20.355886][  T484] RDX: 0000000000000000 RSI: 00007ffdbe4fd9f0 RDI: 0000000000000005
[   20.356124][  T484] RBP: 00007ffdbe4fd950 R08: 0000000000000000 R09: 0000000000000000
[   20.356369][  T484] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   20.356604][  T484] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbe4fe0c0
| [   20.482405][  T488] ------------[ cut here ]------------
| [   20.482591][  T488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/488
| [   20.482843][  T488] Modules linked in: veth
| [   20.483242][  T488] Tainted: [W]=WARN
[   20.483347][  T488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.483529][  T488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.483714][  T488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.484200][  T488] RSP: 0018:ffa0000001376e30 EFLAGS: 00010286
[   20.484382][  T488] RAX: 00000000ffffffa6 RBX: ff1100000502e740 RCX: 1ff400000026ed8c
[   20.484585][  T488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502e7fc
[   20.484787][  T488] RBP: ff110000121b1000 R08: 1fe2200000a05d01 R09: ff1100000c215210
[   20.484992][  T488] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   20.485196][  T488] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095bf888
[   20.485404][  T488] FS:  00007f72ca5cc840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   20.485643][  T488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.485815][  T488] CR2: 000000000042ebe0 CR3: 000000000b3fc002 CR4: 0000000000771ef0
[   20.486023][  T488] PKRU: 55555554
[   20.486125][  T488] Call Trace:
[   20.486226][  T488]  <TASK>
[   20.486297][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.486439][  T488]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.486578][  T488]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.486680][  T488]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   20.486819][  T488]  __dev_notify_flags (net/core/dev.c:9787)
[   20.486955][  T488]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   20.487094][  T488]  ? 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)
[   20.487227][  T488]  ? netif_change_name (net/core/dev.c:1495)
[   20.487664][  T488]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.487798][  T488]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.487932][  T488]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.488074][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.488214][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.488348][  T488]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.488492][  T488]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.488625][  T488]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   20.488760][  T488]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   20.488899][  T488] veth_newlink (drivers/net/veth.c:1871) veth
[   20.489041][  T488]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   20.489206][  T488]  ? kasan_save_stack (mm/kasan/common.c:57)
[   20.489344][  T488]  ? kasan_save_track (mm/kasan/common.c:78)
[   20.489483][  T488]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   20.489632][  T488]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   20.489770][  T488]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   20.489906][  T488]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   20.490046][  T488]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   20.490181][  T488]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.490318][  T488]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.490459][  T488]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.490596][  T488]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.490731][  T488]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.490873][  T488]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.491021][  T488]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.491158][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.491292][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.491431][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.491570][  T488]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.491703][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.491845][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.491987][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.492121][  T488]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.492257][  T488]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.492399][  T488]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.492532][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.492667][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.492799][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.492932][  T488]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.493071][  T488]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.493207][  T488]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.493347][  T488]  ? 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))
[   20.493487][  T488]  ? 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))
[   20.493625][  T488]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.493760][  T488]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.493896][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.494037][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   20.494173][  T488]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.494309][  T488]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.494452][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.494589][  T488]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.494727][  T488]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.494866][  T488]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.495009][  T488]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.495146][  T488]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.495317][  T488]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.495468][  T488]  ___sys_sendmsg (net/socket.c:2752)
[   20.495606][  T488]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.495746][  T488]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.495923][  T488]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   20.496084][  T488]  __sys_sendmsg (net/socket.c:2784)
[   20.496224][  T488]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.496373][  T488]  ? 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)
[   20.496510][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.496649][  T488]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.496789][  T488]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.496925][  T488]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.497066][  T488]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.497235][  T488] RIP: 0033:0x7f72ca80608e
[   20.497385][  T488] 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
[   20.497881][  T488] RSP: 002b:00007ffed57833f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.498097][  T488] RAX: ffffffffffffffda RBX: 00007ffed5783b98 RCX: 00007f72ca80608e
[   20.498298][  T488] RDX: 0000000000000000 RSI: 00007ffed57834a0 RDI: 0000000000000005
[   20.498509][  T488] RBP: 00007ffed5783400 R08: 0000000000000000 R09: 0000000000000000
[   20.498712][  T488] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   20.498919][  T488] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed5783b60
| [   20.509600][  T488] ------------[ cut here ]------------
| [   20.509762][  T488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/488
| [   20.510003][  T488] Modules linked in: veth
| [   20.510385][  T488] Tainted: [W]=WARN
[   20.510487][  T488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.510655][  T488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.510829][  T488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.511306][  T488] RSP: 0018:ffa00000013771b0 EFLAGS: 00010286
[   20.511480][  T488] RAX: 00000000ffffffa6 RBX: ff1100000f0c38c0 RCX: 1ff400000026edfc
[   20.511681][  T488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c397c
[   20.511886][  T488] RBP: ff11000011321000 R08: 1fe2200001e18731 R09: ff1100000c215210
[   20.512091][  T488] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   20.512289][  T488] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.512495][  T488] FS:  00007f72ca5cc840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   20.512733][  T488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.512899][  T488] CR2: 000000000042ebe0 CR3: 000000000b3fc002 CR4: 0000000000771ef0
[   20.513102][  T488] PKRU: 55555554
[   20.513203][  T488] Call Trace:
[   20.513304][  T488]  <TASK>
[   20.513377][  T488]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.513513][  T488]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.513615][  T488]  __dev_notify_flags (net/core/dev.c:9787)
[   20.513751][  T488]  ? netif_change_name (net/core/dev.c:1495)
[   20.513885][  T488]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   20.514025][  T488]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   20.514164][  T488]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.514302][  T488]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   20.514441][  T488]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.514576][  T488]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.514712][  T488]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.514850][  T488]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.514990][  T488]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.515128][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.515266][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.515615][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.515750][  T488]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.515881][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.516022][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.516156][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.516289][  T488]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.516430][  T488]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.516565][  T488]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.516698][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.516834][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.516966][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.517105][  T488]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.517240][  T488]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.517383][  T488]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.517524][  T488]  ? 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))
[   20.517658][  T488]  ? 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))
[   20.517794][  T488]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.517928][  T488]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.518064][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.518196][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   20.518330][  T488]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.518471][  T488]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.518604][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.518739][  T488]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.518876][  T488]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.519019][  T488]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.519154][  T488]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.519289][  T488]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.519460][  T488]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.519598][  T488]  ___sys_sendmsg (net/socket.c:2752)
[   20.519733][  T488]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.519875][  T488]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.520055][  T488]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   20.520193][  T488]  __sys_sendmsg (net/socket.c:2784)
[   20.520327][  T488]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.520473][  T488]  ? 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)
[   20.520612][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.520750][  T488]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.520886][  T488]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.521027][  T488]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.521165][  T488]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.521334][  T488] RIP: 0033:0x7f72ca80608e
[   20.521482][  T488] 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
[   20.521962][  T488] RSP: 002b:00007ffed57833f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.522171][  T488] RAX: ffffffffffffffda RBX: 00007ffed5783b98 RCX: 00007f72ca80608e
[   20.522376][  T488] RDX: 0000000000000000 RSI: 00007ffed57834a0 RDI: 0000000000000005
[   20.522579][  T488] RBP: 00007ffed5783400 R08: 0000000000000000 R09: 0000000000000000
[   20.522780][  T488] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   20.522984][  T488] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed5783b60
| [   20.596930][  T494] ------------[ cut here ]------------
| [   20.597121][  T494] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/494
| [   20.597375][  T494] Modules linked in: veth
| [   20.597748][  T494] Tainted: [W]=WARN
[   20.597844][  T494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.598009][  T494] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.598180][  T494] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.598640][  T494] RSP: 0018:ffa0000001347030 EFLAGS: 00010286
[   20.598802][  T494] RAX: 00000000ffffffa6 RBX: ff1100000f0c2c80 RCX: 1ff4000000268dcc
[   20.599001][  T494] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c2d3c
[   20.599192][  T494] RBP: ff11000005c2c000 R08: 1fe2200001e185a9 R09: ff11000010bdaea8
[   20.599389][  T494] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   20.599582][  T494] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c2cce1
[   20.599779][  T494] FS:  00007f92ef654840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   20.600009][  T494] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.600171][  T494] CR2: 0000000038095988 CR3: 00000000124f6001 CR4: 0000000000771ef0
[   20.600370][  T494] PKRU: 55555554
[   20.600467][  T494] Call Trace:
[   20.600563][  T494]  <TASK>
[   20.600631][  T494]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.600765][  T494]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.600866][  T494]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.600999][  T494]  __dev_notify_flags (net/core/dev.c:9787)
[   20.601127][  T494]  ? netif_change_name (net/core/dev.c:1495)
[   20.601253][  T494]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.601389][  T494]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   20.601514][  T494]  ? 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))
[   20.601644][  T494]  netif_change_flags (net/core/dev.c:9820)
[   20.601771][  T494]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.601899][  T494]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.602033][  T494]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.602192][  T494]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.602320][  T494]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.602451][  T494]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.602589][  T494]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.602727][  T494]  ? __kernel_text_address (kernel/extable.c:79)
[   20.602855][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.602988][  T494]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.603116][  T494]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.603247][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.603469][  T494]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.603597][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.603726][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.603855][  T494]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.604071][  T494]  ? __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)
[   20.604202][  T494]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.604333][  T494]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.604466][  T494]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.604679][  T494]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.604811][  T494]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.604942][  T494]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.605072][  T494]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.605282][  T494]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.605414][  T494]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.605545][  T494]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.605675][  T494]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.605886][  T494]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.606019][  T494]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.606148][  T494]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.606280][  T494]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.606498][  T494]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.606628][  T494]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.606756][  T494]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.606888][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.607107][  T494]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.607239][  T494]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.607374][  T494]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.607506][  T494]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.607722][  T494]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.607856][  T494]  ? 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))
[   20.607989][  T494]  ? 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))
[   20.608121][  T494]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.608338][  T494]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.608471][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.608600][  T494]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   20.608729][  T494]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.608943][  T494]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.609074][  T494]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.609206][  T494]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.609336][  T494]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.609470][  T494]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.609601][  T494]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.609729][  T494]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.609891][  T494]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.610110][  T494]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.610238][  T494]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.610371][  T494]  ___sys_sendmsg (net/socket.c:2752)
[   20.610499][  T494]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.610746][  T494]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.610888][  T494]  __sys_sendmsg (net/socket.c:2784)
[   20.611024][  T494]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.611238][  T494]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.611407][  T494]  ? 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)
[   20.611537][  T494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.611667][  T494]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.611796][  T494]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.611925][  T494]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.612058][  T494]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.612221][  T494] RIP: 0033:0x7f92ef88e08e
[   20.612364][  T494] 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
[   20.612825][  T494] RSP: 002b:00007ffdfafeb240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.613025][  T494] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f92ef88e08e
[   20.613219][  T494] RDX: 0000000000000000 RSI: 00007ffdfafeb2f0 RDI: 0000000000000005
[   20.613416][  T494] RBP: 00007ffdfafeb250 R08: 0000000000000000 R09: 0000000000000000
[   20.613608][  T494] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d164
[   20.613801][  T494] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfafeb9b0
| [   20.690184][  T514] ------------[ cut here ]------------
| [   20.690353][  T514] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/514
| [   20.690739][  T514] Modules linked in: veth
| [   20.691115][  T514] Tainted: [W]=WARN
[   20.691215][  T514] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.691459][  T514] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.691632][  T514] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.692106][  T514] RSP: 0018:ffa0000001437030 EFLAGS: 00010286
[   20.692268][  T514] RAX: 00000000ffffffa6 RBX: ff11000012d13700 RCX: 1ff4000000286dcc
[   20.692539][  T514] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d137bc
[   20.692739][  T514] RBP: ff110000088bc000 R08: 1fe22000025a26f9 R09: ff110000130d8b68
[   20.692934][  T514] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   20.693133][  T514] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088bcce1
[   20.693330][  T514] FS:  00007f5efd994840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   20.693637][  T514] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.693801][  T514] CR2: 0000000003e97988 CR3: 0000000010afb004 CR4: 0000000000771ef0
[   20.693999][  T514] PKRU: 55555554
[   20.694096][  T514] Call Trace:
[   20.694194][  T514]  <TASK>
[   20.694264][  T514]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.694473][  T514]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.694572][  T514]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.694702][  T514]  __dev_notify_flags (net/core/dev.c:9787)
[   20.694834][  T514]  ? netif_change_name (net/core/dev.c:1495)
[   20.694965][  T514]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.695102][  T514]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   20.695233][  T514]  ? 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))
[   20.695445][  T514]  netif_change_flags (net/core/dev.c:9820)
[   20.695579][  T514]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.695711][  T514]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.695843][  T514]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.696011][  T514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.696141][  T514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.696271][  T514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.696477][  T514]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.696611][  T514]  ? __kernel_text_address (kernel/extable.c:79)
[   20.696743][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.696876][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.697009][  T514]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.697141][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.697272][  T514]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.697591][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.697723][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.697857][  T514]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.697996][  T514]  ? __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)
[   20.698128][  T514]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.698258][  T514]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.698498][  T514]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.698629][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.698762][  T514]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.698893][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.699028][  T514]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.699159][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.699289][  T514]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.699527][  T514]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.699660][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.699790][  T514]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.699919][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.700053][  T514]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.700185][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.700317][  T514]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.700555][  T514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.700685][  T514]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.700817][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.700950][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.701082][  T514]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.701215][  T514]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.701346][  T514]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.701585][  T514]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.701720][  T514]  ? 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))
[   20.701851][  T514]  ? 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))
[   20.701988][  T514]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.702122][  T514]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.702253][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.702491][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   20.702624][  T514]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.702755][  T514]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.702886][  T514]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.703019][  T514]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.703151][  T514]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.703282][  T514]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.703480][  T514]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.703611][  T514]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.703772][  T514]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.703906][  T514]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.704040][  T514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.704175][  T514]  ___sys_sendmsg (net/socket.c:2752)
[   20.704307][  T514]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.704558][  T514]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.704701][  T514]  __sys_sendmsg (net/socket.c:2784)
[   20.704833][  T514]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.704964][  T514]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.705135][  T514]  ? 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)
[   20.705267][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.705455][  T514]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.705588][  T514]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.705721][  T514]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.705852][  T514]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.706018][  T514] RIP: 0033:0x7f5efdbce08e
[   20.706157][  T514] 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
[   20.706684][  T514] RSP: 002b:00007ffeb68b0c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.706887][  T514] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5efdbce08e
[   20.707086][  T514] RDX: 0000000000000000 RSI: 00007ffeb68b0d30 RDI: 0000000000000005
[   20.707284][  T514] RBP: 00007ffeb68b0c90 R08: 0000000000000000 R09: 0000000000000000
[   20.707541][  T514] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d165
[   20.707739][  T514] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb68b13f0
| [   20.712759][   T47] ------------[ cut here ]------------
| [   20.712895][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/47
| [   20.713144][   T47] Modules linked in: veth
| [   20.713524][   T47] Tainted: [W]=WARN
[   20.713615][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.713766][   T47] Workqueue: events_unbound linkwatch_event
[   20.713922][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.714085][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.714524][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   20.714675][   T47] RAX: 00000000ffffffa6 RBX: ff11000012d12ac0 RCX: 1ff4000000067f02
[   20.714867][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d12b7c
[   20.715053][   T47] RBP: ff110000088bc000 R08: 1fe22000025a2571 R09: ff11000002402ef8
[   20.715234][   T47] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   20.715418][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   20.715598][   T47] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   20.715807][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.715960][   T47] CR2: 00007f5efda61574 CR3: 000000003b139001 CR4: 0000000000771ef0
[   20.716153][   T47] PKRU: 55555554
[   20.716243][   T47] Call Trace:
[   20.716334][   T47]  <TASK>
[   20.716402][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.716526][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   20.716650][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.716745][   T47]  netif_state_change (net/core/dev.c:1605)
[   20.716869][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   20.717029][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   20.717150][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   20.717273][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.717429][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   20.717551][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   20.717673][   T47]  process_one_work (kernel/workqueue.c:3314)
[   20.717800][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   20.717922][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.718049][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.718175][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   20.718294][   T47]  kthread (kernel/kthread.c:436)
[   20.718390][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.718540][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   20.718665][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.718792][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   20.718950][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   20.719080][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   20.719211][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.731249][   T47] ------------[ cut here ]------------
| [   20.731562][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/47
| [   20.731803][   T47] Modules linked in: veth
| [   20.732227][   T47] Tainted: [W]=WARN
[   20.732334][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.732533][   T47] Workqueue: events_unbound linkwatch_event
[   20.732690][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.732844][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.733272][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   20.733427][   T47] RAX: 00000000ffffffa6 RBX: ff11000012d123c0 RCX: 1ff4000000067f02
[   20.733604][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d1247c
[   20.733782][   T47] RBP: ff11000005c2c000 R08: 1fe22000025a2491 R09: ff11000002402ef8
[   20.733958][   T47] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   20.734144][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   20.734329][   T47] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   20.734549][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.734705][   T47] CR2: 00007f5efda61574 CR3: 000000003b139001 CR4: 0000000000771ef0
[   20.734891][   T47] PKRU: 55555554
[   20.734989][   T47] Call Trace:
[   20.735081][   T47]  <TASK>
[   20.735147][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.735273][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   20.735401][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.735493][   T47]  netif_state_change (net/core/dev.c:1605)
[   20.735611][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   20.735766][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   20.735885][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   20.736008][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.736130][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   20.736253][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   20.736382][   T47]  process_one_work (kernel/workqueue.c:3314)
[   20.736505][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   20.736625][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.736748][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.736870][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   20.736992][   T47]  kthread (kernel/kthread.c:436)
[   20.737081][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.737230][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   20.737349][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.737473][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   20.737621][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   20.737744][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   20.737863][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.129394][  T547] ------------[ cut here ]------------
| [   21.129605][  T547] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/547
| [   21.129884][  T547] Modules linked in: veth
| [   21.130347][  T547] Tainted: [W]=WARN
[   21.131136][  T547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.131339][  T547] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.131564][  T547] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.132067][  T547] RSP: 0018:ffa0000001577030 EFLAGS: 00010286
[   21.132274][  T547] RAX: 00000000ffffffa6 RBX: ff11000009401700 RCX: 1ff40000002aedcc
[   21.132520][  T547] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094017bc
[   21.132756][  T547] RBP: ff1100000a159000 R08: 1fe22000012802f9 R09: ff1100000c7651e8
[   21.132999][  T547] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   21.133236][  T547] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a159ce1
[   21.133486][  T547] FS:  00007f02cd756840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   21.133756][  T547] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.133968][  T547] CR2: 000000003e9c4988 CR3: 000000001332f001 CR4: 0000000000771ef0
[   21.134207][  T547] PKRU: 55555554
[   21.134347][  T547] Call Trace:
[   21.134504][  T547]  <TASK>
[   21.134615][  T547]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.134790][  T547]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.134934][  T547]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.135116][  T547]  __dev_notify_flags (net/core/dev.c:9787)
[   21.135291][  T547]  ? netif_change_name (net/core/dev.c:1495)
[   21.135472][  T547]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.135645][  T547]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   21.135820][  T547]  ? 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))
[   21.136006][  T547]  netif_change_flags (net/core/dev.c:9820)
[   21.136181][  T547]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.136358][  T547]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.136541][  T547]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.136747][  T547]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.136919][  T547]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.137105][  T547]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.137280][  T547]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.137469][  T547]  ? __kernel_text_address (kernel/extable.c:79)
[   21.137647][  T547]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.137828][  T547]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.138008][  T547]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.138187][  T547]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.138377][  T547]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.138552][  T547]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.138727][  T547]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.138904][  T547]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.139092][  T547]  ? __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)
[   21.139270][  T547]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.139460][  T547]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.139640][  T547]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.139820][  T547]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.140010][  T547]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.140194][  T547]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.140382][  T547]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.140562][  T547]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.140739][  T547]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.140916][  T547]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.141106][  T547]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.141283][  T547]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.141475][  T547]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.141653][  T547]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.141831][  T547]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.142013][  T547]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.142196][  T547]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.142385][  T547]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.142562][  T547]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.142742][  T547]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.142918][  T547]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.143105][  T547]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.143285][  T547]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.143474][  T547]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.143656][  T547]  ? 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))
[   21.143835][  T547]  ? 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))
[   21.144023][  T547]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.144206][  T547]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.144400][  T547]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.144580][  T547]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   21.144760][  T547]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.144943][  T547]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.145128][  T547]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.145310][  T547]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.145503][  T547]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.145683][  T547]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.145862][  T547]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.146046][  T547]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.146257][  T547]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   21.146453][  T547]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.146632][  T547]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.146812][  T547]  ___sys_sendmsg (net/socket.c:2752)
[   21.146996][  T547]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.147207][  T547]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.147410][  T547]  __sys_sendmsg (net/socket.c:2784)
[   21.147589][  T547]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.147766][  T547]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.147987][  T547]  ? 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)
[   21.148167][  T547]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.148347][  T547]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.148541][  T547]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.148721][  T547]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.148902][  T547]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.149120][  T547] RIP: 0033:0x7f02cd99008e
[   21.149306][  T547] 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
[   21.149830][  T547] RSP: 002b:00007fff74807f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.150082][  T547] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f02cd99008e
[   21.150324][  T547] RDX: 0000000000000000 RSI: 00007fff74807fc0 RDI: 0000000000000005
[   21.150577][  T547] RBP: 00007fff74807f20 R08: 0000000000000000 R09: 0000000000000000
[   21.150821][  T547] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d165
[   21.151070][  T547] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff74808680
| [   21.211164][  T549] ------------[ cut here ]------------
| [   21.211312][  T549] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/549
| [   21.212248][  T549] Modules linked in: veth
| [   21.212682][  T549] Tainted: [W]=WARN
[   21.212783][  T549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.212950][  T549] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.213131][  T549] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.213663][  T549] RSP: 0018:ffa0000001597030 EFLAGS: 00010286
[   21.213833][  T549] RAX: 00000000ffffffa6 RBX: ff11000009400740 RCX: 1ff40000002b2dcc
[   21.214042][  T549] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094007fc
[   21.214245][  T549] RBP: ff11000007ae1000 R08: 1fe2200001280101 R09: ff1100000fdd0b68
[   21.214497][  T549] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   21.214696][  T549] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007ae1ce1
[   21.214894][  T549] FS:  00007f197f1b2840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   21.215128][  T549] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.215295][  T549] CR2: 00007f197f4821a0 CR3: 0000000011587004 CR4: 0000000000771ef0
[   21.215549][  T549] PKRU: 55555554
[   21.215646][  T549] Call Trace:
[   21.215744][  T549]  <TASK>
[   21.215812][  T549]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.215945][  T549]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.216050][  T549]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.216182][  T549]  __dev_notify_flags (net/core/dev.c:9787)
[   21.216314][  T549]  ? netif_change_name (net/core/dev.c:1495)
[   21.216476][  T549]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.216607][  T549]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   21.216738][  T549]  ? 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))
[   21.216870][  T549]  netif_change_flags (net/core/dev.c:9820)
[   21.217004][  T549]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.217136][  T549]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.217268][  T549]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.217435][  T549]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.217564][  T549]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.217692][  T549]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.217823][  T549]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.217954][  T549]  ? __kernel_text_address (kernel/extable.c:79)
[   21.218088][  T549]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.218219][  T549]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.218349][  T549]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.218487][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.218616][  T549]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.218744][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.218876][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.219011][  T549]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.219143][  T549]  ? __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)
[   21.219272][  T549]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.219409][  T549]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.219542][  T549]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.219674][  T549]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.219807][  T549]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.219941][  T549]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.220076][  T549]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.220209][  T549]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.220340][  T549]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.220476][  T549]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.220608][  T549]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.220738][  T549]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.220869][  T549]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.221003][  T549]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.221136][  T549]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.221267][  T549]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.221404][  T549]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.221536][  T549]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.221668][  T549]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.221799][  T549]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.221929][  T549]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.222066][  T549]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.222197][  T549]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.222329][  T549]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.222470][  T549]  ? 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))
[   21.222603][  T549]  ? 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))
[   21.222737][  T549]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.222869][  T549]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.223003][  T549]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.223136][  T549]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   21.223269][  T549]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.223405][  T549]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.223536][  T549]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.223667][  T549]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.223798][  T549]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.223932][  T549]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.224066][  T549]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.224200][  T549]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.224368][  T549]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   21.224501][  T549]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.224632][  T549]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.224765][  T549]  ___sys_sendmsg (net/socket.c:2752)
[   21.224896][  T549]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.225063][  T549]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.225207][  T549]  __sys_sendmsg (net/socket.c:2784)
[   21.225338][  T549]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.225473][  T549]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.225640][  T549]  ? 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)
[   21.225772][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.225904][  T549]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.226036][  T549]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.226167][  T549]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.226301][  T549]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.226475][  T549] RIP: 0033:0x7f197f3ec08e
[   21.226613][  T549] 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
[   21.227095][  T549] RSP: 002b:00007ffe44e6c890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.227302][  T549] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f197f3ec08e
[   21.227508][  T549] RDX: 0000000000000000 RSI: 00007ffe44e6c940 RDI: 0000000000000005
[   21.227709][  T549] RBP: 00007ffe44e6c8a0 R08: 0000000000000000 R09: 0000000000000000
[   21.227912][  T549] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d165
[   21.228118][  T549] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe44e6d000
| [   21.230188][   T47] ------------[ cut here ]------------
| [   21.230373][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   21.230662][   T47] Modules linked in: veth
| [   21.231137][   T47] Tainted: [W]=WARN
[   21.231276][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.231490][   T47] Workqueue: events_unbound linkwatch_event
[   21.231697][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.231902][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.232406][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   21.232606][   T47] RAX: 00000000ffffffa6 RBX: ff1100000c6fcac0 RCX: 1ff4000000067f02
[   21.232834][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fcb7c
[   21.233068][   T47] RBP: ff11000007ae1000 R08: 1fe22000018df971 R09: ff11000002402ef8
[   21.233294][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   21.233534][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   21.233763][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   21.234032][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.234231][   T47] CR2: 00007f02cd823574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   21.234472][   T47] PKRU: 55555554
[   21.234609][   T47] Call Trace:
[   21.234747][   T47]  <TASK>
[   21.234858][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.235036][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   21.235210][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.235352][   T47]  netif_state_change (net/core/dev.c:1605)
[   21.235536][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   21.235736][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   21.235909][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   21.236091][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.236265][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   21.236450][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   21.236621][   T47]  process_one_work (kernel/workqueue.c:3314)
[   21.236799][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   21.236977][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.237151][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.237326][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   21.237506][   T47]  kthread (kernel/kthread.c:436)
[   21.237646][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.237844][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   21.238022][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.238194][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   21.238407][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   21.238577][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   21.238748][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.240883][   T47] ------------[ cut here ]------------
| [   21.241056][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   21.241392][   T47] Modules linked in: veth
| [   21.241891][   T47] Tainted: [W]=WARN
[   21.242036][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.242234][   T47] Workqueue: events_unbound linkwatch_event
[   21.242459][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.242667][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.243152][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   21.243352][   T47] RAX: 00000000ffffffa6 RBX: ff1100000c6fc3c0 RCX: 1ff4000000067f02
[   21.243594][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fc47c
[   21.243823][   T47] RBP: ff1100000a159000 R08: 1fe22000018df891 R09: ff11000002402ef8
[   21.244058][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   21.244286][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   21.244529][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   21.244787][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.244993][   T47] CR2: 00007f02cd823574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   21.245224][   T47] PKRU: 55555554
[   21.245374][   T47] Call Trace:
[   21.245510][   T47]  <TASK>
[   21.245621][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.245793][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   21.245970][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.246115][   T47]  netif_state_change (net/core/dev.c:1605)
[   21.246286][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   21.246500][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   21.246670][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   21.246840][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.247020][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   21.247190][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   21.247375][   T47]  process_one_work (kernel/workqueue.c:3314)
[   21.247548][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   21.247717][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.247892][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.248068][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   21.248241][   T47]  kthread (kernel/kthread.c:436)
[   21.248393][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.248593][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   21.248764][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.248934][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   21.249138][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   21.249308][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   21.249493][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.659864][  T562] ------------[ cut here ]------------
| [   21.660043][  T562] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/562
| [   21.660285][  T562] Modules linked in: veth
| [   21.660666][  T562] Tainted: [W]=WARN
[   21.660765][  T562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.660928][  T562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.661110][  T562] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.661577][  T562] RSP: 0018:ffa0000001657030 EFLAGS: 00010286
[   21.661742][  T562] RAX: 00000000ffffffa6 RBX: ff1100000f0c3e00 RCX: 1ff40000002cadcc
[   21.661933][  T562] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c3ebc
[   21.662131][  T562] RBP: ff1100000cd2c000 R08: 1fe2200001e187d9 R09: ff1100000fdd2ea8
[   21.662323][  T562] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   21.662522][  T562] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd2cce1
[   21.662716][  T562] FS:  00007f7244d49840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   21.662943][  T562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.663112][  T562] CR2: 000000001fe13988 CR3: 0000000010aab001 CR4: 0000000000771ef0
[   21.663307][  T562] PKRU: 55555554
[   21.663411][  T562] Call Trace:
[   21.663508][  T562]  <TASK>
[   21.663576][  T562]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.663709][  T562]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.663809][  T562]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.663939][  T562]  __dev_notify_flags (net/core/dev.c:9787)
[   21.664074][  T562]  ? netif_change_name (net/core/dev.c:1495)
[   21.664203][  T562]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.664331][  T562]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   21.664467][  T562]  ? 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))
[   21.664599][  T562]  netif_change_flags (net/core/dev.c:9820)
[   21.664730][  T562]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.664861][  T562]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.664997][  T562]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.665161][  T562]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.665290][  T562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.665505][  T562]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.665718][  T562]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.665848][  T562]  ? __kernel_text_address (kernel/extable.c:79)
[   21.665982][  T562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.666114][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.666244][  T562]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.666456][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.666585][  T562]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.666712][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.666843][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.666979][  T562]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.667111][  T562]  ? __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)
[   21.667241][  T562]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.667442][  T562]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.667572][  T562]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.667703][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.667836][  T562]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.667974][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.668105][  T562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.668236][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.668462][  T562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.668596][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.668728][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.668857][  T562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.668992][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.669122][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.669253][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.669441][  T562]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.669573][  T562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.669703][  T562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.669832][  T562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.669965][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.670093][  T562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.670225][  T562]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.670412][  T562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.670543][  T562]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.670677][  T562]  ? 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))
[   21.670805][  T562]  ? 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))
[   21.670937][  T562]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.671073][  T562]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.671204][  T562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.671335][  T562]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   21.671518][  T562]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.671649][  T562]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.671777][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.671906][  T562]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.672040][  T562]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.672175][  T562]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.672305][  T562]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.672438][  T562]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.672598][  T562]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   21.672729][  T562]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.672858][  T562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.672990][  T562]  ___sys_sendmsg (net/socket.c:2752)
[   21.673120][  T562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.673281][  T562]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.673429][  T562]  __sys_sendmsg (net/socket.c:2784)
[   21.673559][  T562]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.673687][  T562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.673851][  T562]  ? 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)
[   21.673985][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.674118][  T562]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.674248][  T562]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.674385][  T562]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.674515][  T562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.674677][  T562] RIP: 0033:0x7f7244f8308e
[   21.674817][  T562] 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
[   21.675281][  T562] RSP: 002b:00007ffc19252680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.675482][  T562] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7244f8308e
[   21.675679][  T562] RDX: 0000000000000000 RSI: 00007ffc19252730 RDI: 0000000000000005
[   21.675870][  T562] RBP: 00007ffc19252690 R08: 0000000000000000 R09: 0000000000000000
[   21.676069][  T562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d166
[   21.676264][  T562] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc19252df0
| [   21.738003][  T564] ------------[ cut here ]------------
| [   21.738158][  T564] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/564
| [   21.739033][  T564] Modules linked in: veth
| [   21.739409][  T564] Tainted: [W]=WARN
[   21.739506][  T564] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.739666][  T564] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.739833][  T564] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.740298][  T564] RSP: 0018:ffa0000001677030 EFLAGS: 00010286
[   21.740469][  T564] RAX: 00000000ffffffa6 RBX: ff11000009401e00 RCX: 1ff40000002cedcc
[   21.740663][  T564] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009401ebc
[   21.740853][  T564] RBP: ff1100000cd29000 R08: 1fe22000012803d9 R09: ff110000113351e8
[   21.741045][  T564] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   21.741234][  T564] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd29ce1
[   21.741432][  T564] FS:  00007f2a08b20840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   21.741656][  T564] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.741816][  T564] CR2: 00007f2a08df01a0 CR3: 0000000010aab004 CR4: 0000000000771ef0
[   21.742008][  T564] PKRU: 55555554
[   21.742102][  T564] Call Trace:
[   21.742197][  T564]  <TASK>
[   21.742263][  T564]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.742400][  T564]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.742497][  T564]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.742623][  T564]  __dev_notify_flags (net/core/dev.c:9787)
[   21.742752][  T564]  ? netif_change_name (net/core/dev.c:1495)
[   21.742880][  T564]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.743009][  T564]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   21.743139][  T564]  ? 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))
[   21.743268][  T564]  netif_change_flags (net/core/dev.c:9820)
[   21.743401][  T564]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.743529][  T564]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.743659][  T564]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.743818][  T564]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.743950][  T564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.744082][  T564]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.744211][  T564]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.744339][  T564]  ? __kernel_text_address (kernel/extable.c:79)
[   21.744474][  T564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.744604][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.744732][  T564]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.744860][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.744991][  T564]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.745117][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.745244][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.745386][  T564]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.745516][  T564]  ? __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)
[   21.745644][  T564]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.745770][  T564]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.745899][  T564]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.746036][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.746167][  T564]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.746295][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.746427][  T564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.746557][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.746684][  T564]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.746811][  T564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.746947][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.747074][  T564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.747201][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.747329][  T564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.747466][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.747594][  T564]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.747724][  T564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.747851][  T564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.747984][  T564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.748116][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.748244][  T564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.748379][  T564]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.748508][  T564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.748637][  T564]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.748769][  T564]  ? 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))
[   21.748898][  T564]  ? 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))
[   21.749032][  T564]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.749162][  T564]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.749292][  T564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.749426][  T564]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   21.749556][  T564]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.749687][  T564]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.749816][  T564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.749949][  T564]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.750078][  T564]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.750208][  T564]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.750337][  T564]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.750470][  T564]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.750630][  T564]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   21.750760][  T564]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.750888][  T564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.751021][  T564]  ___sys_sendmsg (net/socket.c:2752)
[   21.751150][  T564]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.751313][  T564]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.751462][  T564]  __sys_sendmsg (net/socket.c:2784)
[   21.751591][  T564]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.751718][  T564]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.751883][  T564]  ? 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)
[   21.752018][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.752149][  T564]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.752279][  T564]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.752417][  T564]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.752552][  T564]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.752720][  T564] RIP: 0033:0x7f2a08d5a08e
[   21.752858][  T564] 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
[   21.753322][  T564] RSP: 002b:00007ffe8fe637e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.753523][  T564] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2a08d5a08e
[   21.753716][  T564] RDX: 0000000000000000 RSI: 00007ffe8fe63890 RDI: 0000000000000005
[   21.753908][  T564] RBP: 00007ffe8fe637f0 R08: 0000000000000000 R09: 0000000000000000
[   21.754105][  T564] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d166
[   21.754300][  T564] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8fe63f50
| [   21.756242][   T47] ------------[ cut here ]------------
| [   21.756387][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   21.756628][   T47] Modules linked in: veth
| [   21.757004][   T47] Tainted: [W]=WARN
[   21.757095][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.757246][   T47] Workqueue: events_unbound linkwatch_event
[   21.757406][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.757562][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.757990][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   21.758143][   T47] RAX: 00000000ffffffa6 RBX: ff11000012237000 RCX: 1ff4000000067f02
[   21.758321][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000122370bc
[   21.758504][   T47] RBP: ff1100000cd29000 R08: 1fe2200002446e19 R09: ff11000002402ef8
[   21.758685][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   21.758863][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   21.759061][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   21.759271][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.759426][   T47] CR2: 00007efc47350b20 CR3: 000000000af3d002 CR4: 0000000000771ef0
[   21.759607][   T47] PKRU: 55555554
[   21.759696][   T47] Call Trace:
[   21.759785][   T47]  <TASK>
[   21.759848][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.759971][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   21.760092][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.760189][   T47]  netif_state_change (net/core/dev.c:1605)
[   21.760315][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   21.760473][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   21.760595][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   21.760716][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.760839][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   21.760964][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   21.761086][   T47]  process_one_work (kernel/workqueue.c:3314)
[   21.761216][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   21.761338][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.761469][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.761598][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   21.761721][   T47]  kthread (kernel/kthread.c:436)
[   21.761815][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.761975][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   21.762100][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.762224][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   21.762385][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   21.762511][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   21.762636][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.764316][   T47] ------------[ cut here ]------------
| [   21.764453][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   21.764698][   T47] Modules linked in: veth
| [   21.765082][   T47] Tainted: [W]=WARN
[   21.765183][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.765338][   T47] Workqueue: events_unbound linkwatch_event
[   21.765505][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.765667][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.766108][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   21.766268][   T47] RAX: 00000000ffffffa6 RBX: ff11000012236c80 RCX: 1ff4000000067f02
[   21.766453][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012236d3c
[   21.766632][   T47] RBP: ff1100000cd2c000 R08: 1fe2200002446da9 R09: ff11000002402ef8
[   21.766812][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   21.767000][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   21.767182][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   21.767422][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.767577][   T47] CR2: 00007efc47350b20 CR3: 000000003b139001 CR4: 0000000000771ef0
[   21.767768][   T47] PKRU: 55555554
[   21.767858][   T47] Call Trace:
[   21.767951][   T47]  <TASK>
[   21.768014][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.768135][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   21.768257][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.768348][   T47]  netif_state_change (net/core/dev.c:1605)
[   21.768476][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   21.768631][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   21.768750][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   21.768874][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.769003][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   21.769124][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   21.769246][   T47]  process_one_work (kernel/workqueue.c:3314)
[   21.769375][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   21.769498][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.769622][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.769747][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   21.769868][   T47]  kthread (kernel/kthread.c:436)
[   21.769963][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.770111][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   21.770231][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.770353][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   21.770512][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   21.770632][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   21.770752][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.156070][  T577] ------------[ cut here ]------------
| [   22.156247][  T577] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/577
| [   22.156489][  T577] Modules linked in: veth
| [   22.156850][  T577] Tainted: [W]=WARN
[   22.156953][  T577] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.157114][  T577] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.157280][  T577] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.157738][  T577] RSP: 0018:ffa00000016e7030 EFLAGS: 00010286
[   22.157897][  T577] RAX: 00000000ffffffa6 RBX: ff110000131e7540 RCX: 1ff40000002dcdcc
[   22.158094][  T577] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e75fc
[   22.158284][  T577] RBP: ff11000010139000 R08: 1fe220000263cec1 R09: ff11000012db0b68
[   22.158477][  T577] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   22.158666][  T577] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010139ce1
[   22.158853][  T577] FS:  00007f223b13f840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   22.159083][  T577] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.159247][  T577] CR2: 0000000038e9e988 CR3: 0000000012d44004 CR4: 0000000000771ef0
[   22.159446][  T577] PKRU: 55555554
[   22.159541][  T577] Call Trace:
[   22.159636][  T577]  <TASK>
[   22.159702][  T577]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.159834][  T577]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.159933][  T577]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   22.160062][  T577]  __dev_notify_flags (net/core/dev.c:9787)
[   22.160189][  T577]  ? netif_change_name (net/core/dev.c:1495)
[   22.160315][  T577]  ? __dev_change_flags (net/core/dev.c:9752)
[   22.160451][  T577]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   22.160578][  T577]  ? 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))
[   22.160709][  T577]  netif_change_flags (net/core/dev.c:9820)
[   22.160839][  T577]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.160972][  T577]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   22.161099][  T577]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   22.161260][  T577]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.161392][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.161518][  T577]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.161643][  T577]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.161774][  T577]  ? __kernel_text_address (kernel/extable.c:79)
[   22.161901][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.162037][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.162165][  T577]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.162292][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.162427][  T577]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   22.162554][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.162680][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.162808][  T577]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   22.162944][  T577]  ? __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)
[   22.163073][  T577]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   22.163200][  T577]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.163333][  T577]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   22.163471][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   22.163601][  T577]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.163760][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.163887][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.164025][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.164153][  T577]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.164280][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.164416][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.164544][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.164672][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.164800][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.164928][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.165063][  T577]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.165192][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.165321][  T577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.165453][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.165583][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.165713][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.165843][  T577]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.165977][  T577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.166106][  T577]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.166239][  T577]  ? 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))
[   22.166372][  T577]  ? 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))
[   22.166503][  T577]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.166634][  T577]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.166765][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.166894][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   22.167029][  T577]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.167160][  T577]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.167288][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.167422][  T577]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.167551][  T577]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.167681][  T577]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.167810][  T577]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.167946][  T577]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.168109][  T577]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   22.168240][  T577]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.168372][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.168503][  T577]  ___sys_sendmsg (net/socket.c:2752)
[   22.168631][  T577]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.168791][  T577]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.168939][  T577]  __sys_sendmsg (net/socket.c:2784)
[   22.169073][  T577]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.169203][  T577]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.169372][  T577]  ? 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)
[   22.169501][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.169630][  T577]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.169760][  T577]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.169894][  T577]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.170027][  T577]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.170187][  T577] RIP: 0033:0x7f223b37908e
[   22.170327][  T577] 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
[   22.170791][  T577] RSP: 002b:00007ffe11154bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.170992][  T577] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f223b37908e
[   22.171196][  T577] RDX: 0000000000000000 RSI: 00007ffe11154c60 RDI: 0000000000000005
[   22.171396][  T577] RBP: 00007ffe11154bc0 R08: 0000000000000000 R09: 0000000000000000
[   22.171592][  T577] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d166
[   22.171784][  T577] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe11155320
| [   22.229042][  T579] ------------[ cut here ]------------
| [   22.229203][  T579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/579
| [   22.229443][  T579] Modules linked in: veth
| [   22.229803][  T579] Tainted: [W]=WARN
[   22.229899][  T579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.230062][  T579] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.230230][  T579] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.230685][  T579] RSP: 0018:ffa0000001707030 EFLAGS: 00010286
[   22.230843][  T579] RAX: 00000000ffffffa6 RBX: ff110000131e71c0 RCX: 1ff40000002e0dcc
[   22.231040][  T579] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e727c
[   22.231230][  T579] RBP: ff1100000c304000 R08: 1fe220000263ce51 R09: ff11000012db51e8
[   22.231427][  T579] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   22.231617][  T579] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c304ce1
[   22.231809][  T579] FS:  00007fcff51a8840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   22.232038][  T579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.232197][  T579] CR2: 0000000013ae2988 CR3: 0000000012dab006 CR4: 0000000000771ef0
[   22.232393][  T579] PKRU: 55555554
[   22.232487][  T579] Call Trace:
[   22.232580][  T579]  <TASK>
[   22.232646][  T579]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.232777][  T579]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.232874][  T579]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   22.233004][  T579]  __dev_notify_flags (net/core/dev.c:9787)
[   22.233136][  T579]  ? netif_change_name (net/core/dev.c:1495)
[   22.233264][  T579]  ? __dev_change_flags (net/core/dev.c:9752)
[   22.233396][  T579]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   22.233523][  T579]  ? 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))
[   22.233653][  T579]  netif_change_flags (net/core/dev.c:9820)
[   22.233783][  T579]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.233913][  T579]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   22.234047][  T579]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   22.234209][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.234337][  T579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.234465][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.234592][  T579]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.234718][  T579]  ? __kernel_text_address (kernel/extable.c:79)
[   22.234846][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.234978][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.235106][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.235235][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.235366][  T579]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   22.235492][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.235619][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.235746][  T579]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   22.235875][  T579]  ? __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)
[   22.236006][  T579]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   22.236134][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.236264][  T579]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   22.236399][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   22.236530][  T579]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.236659][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.236787][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.236916][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.237047][  T579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.237173][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.237303][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.237436][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.237565][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.237693][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.237824][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.237959][  T579]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.238088][  T579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.238216][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.238345][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.238480][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.238608][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.238739][  T579]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.238870][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.239009][  T579]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.239143][  T579]  ? 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))
[   22.239272][  T579]  ? 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))
[   22.239408][  T579]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.239539][  T579]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.239671][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.239799][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   22.239932][  T579]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.240062][  T579]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.240189][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.240319][  T579]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.240455][  T579]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.240587][  T579]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.240719][  T579]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.240848][  T579]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.241012][  T579]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   22.241140][  T579]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.241269][  T579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.241403][  T579]  ___sys_sendmsg (net/socket.c:2752)
[   22.241533][  T579]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.241693][  T579]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.241833][  T579]  __sys_sendmsg (net/socket.c:2784)
[   22.241967][  T579]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.242095][  T579]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.242259][  T579]  ? 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)
[   22.242492][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.242688][  T579]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.242818][  T579]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.242950][  T579]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.243078][  T579]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.243239][  T579] RIP: 0033:0x7fcff53e208e
[   22.243453][  T579] 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
[   22.243909][  T579] RSP: 002b:00007ffd1d2ab960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.244108][  T579] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcff53e208e
[   22.244300][  T579] RDX: 0000000000000000 RSI: 00007ffd1d2aba10 RDI: 0000000000000005
[   22.244569][  T579] RBP: 00007ffd1d2ab970 R08: 0000000000000000 R09: 0000000000000000
[   22.244761][  T579] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d166
[   22.244957][  T579] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1d2ac0d0
| [   22.247081][   T39] ------------[ cut here ]------------
| [   22.247211][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   22.247456][   T39] Modules linked in: veth
| [   22.247827][   T39] Tainted: [W]=WARN
[   22.247918][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.248071][   T39] Workqueue: events_unbound linkwatch_event
[   22.248228][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.248396][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.248819][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   22.248972][   T39] RAX: 00000000ffffffa6 RBX: ff110000131e6580 RCX: 1ff4000000057f02
[   22.249150][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e663c
[   22.249349][   T39] RBP: ff1100000c304000 R08: 1fe220000263ccc9 R09: ff11000001d85238
[   22.249539][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   22.249718][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   22.249897][   T39] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   22.250110][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.250260][   T39] CR2: 00007efc47256cb0 CR3: 000000003b139005 CR4: 0000000000771ef0
[   22.250444][   T39] PKRU: 55555554
[   22.250535][   T39] Call Trace:
[   22.250628][   T39]  <TASK>
[   22.250690][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.250814][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.250939][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.251036][   T39]  netif_state_change (net/core/dev.c:1605)
[   22.251161][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   22.251312][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   22.251437][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   22.251558][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.251681][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   22.251800][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   22.251922][   T39]  process_one_work (kernel/workqueue.c:3314)
[   22.252051][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   22.252171][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.252296][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.252426][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   22.252544][   T39]  kthread (kernel/kthread.c:436)
[   22.252636][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.252783][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   22.252902][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.253028][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   22.253179][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   22.253300][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   22.253429][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.255098][   T39] ------------[ cut here ]------------
| [   22.255216][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   22.255457][   T39] Modules linked in: veth
| [   22.255836][   T39] Tainted: [W]=WARN
[   22.255935][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.256090][   T39] Workqueue: events_unbound linkwatch_event
[   22.256252][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.256420][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.256847][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   22.257002][   T39] RAX: 00000000ffffffa6 RBX: ff11000012d13e00 RCX: 1ff4000000057f02
[   22.257182][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d13ebc
[   22.257444][   T39] RBP: ff11000010139000 R08: 1fe22000025a27d9 R09: ff11000001d85238
[   22.257623][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   22.257802][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   22.257984][   T39] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   22.258193][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.258348][   T39] CR2: 00007efc47256cb0 CR3: 000000003b139005 CR4: 0000000000771ef0
[   22.258538][   T39] PKRU: 55555554
[   22.258627][   T39] Call Trace:
[   22.258716][   T39]  <TASK>
[   22.258778][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.258899][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.259025][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.259130][   T39]  netif_state_change (net/core/dev.c:1605)
[   22.259250][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   22.259404][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   22.259523][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   22.259646][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.259771][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   22.259891][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   22.260022][   T39]  process_one_work (kernel/workqueue.c:3314)
[   22.260147][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   22.260266][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.260401][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.260526][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   22.260649][   T39]  kthread (kernel/kthread.c:436)
[   22.260739][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.260888][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   22.261011][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.261131][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   22.261280][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   22.261404][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   22.261542][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.655181][  T592] ------------[ cut here ]------------
| [   22.655348][  T592] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/592
| [   22.655584][  T592] Modules linked in: veth
| [   22.655952][  T592] Tainted: [W]=WARN
[   22.656048][  T592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.656208][  T592] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.656381][  T592] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.656850][  T592] RSP: 0018:ffa00000017d7030 EFLAGS: 00010286
[   22.657018][  T592] RAX: 00000000ffffffa6 RBX: ff11000009189380 RCX: 1ff40000002fadcc
[   22.657212][  T592] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000918943c
[   22.658054][  T592] RBP: ff1100000f354000 R08: 1fe2200001231289 R09: ff1100000c2151e8
[   22.658264][  T592] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   22.658530][  T592] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f354ce1
[   22.658729][  T592] FS:  00007f1989b62840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   22.658965][  T592] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.659126][  T592] CR2: 00007f1989e321a0 CR3: 0000000012f57006 CR4: 0000000000771ef0
[   22.659316][  T592] PKRU: 55555554
[   22.659475][  T592] Call Trace:
[   22.659575][  T592]  <TASK>
[   22.659644][  T592]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.659776][  T592]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.659875][  T592]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   22.660005][  T592]  __dev_notify_flags (net/core/dev.c:9787)
[   22.660132][  T592]  ? netif_change_name (net/core/dev.c:1495)
[   22.660261][  T592]  ? __dev_change_flags (net/core/dev.c:9752)
[   22.660445][  T592]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   22.660574][  T592]  ? 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))
[   22.660707][  T592]  netif_change_flags (net/core/dev.c:9820)
[   22.660839][  T592]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.660978][  T592]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   22.661111][  T592]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   22.661272][  T592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.661451][  T592]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.661579][  T592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.661705][  T592]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.661835][  T592]  ? __kernel_text_address (kernel/extable.c:79)
[   22.661966][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.662093][  T592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.662219][  T592]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.662346][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.662523][  T592]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   22.662649][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.662776][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.662905][  T592]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   22.663037][  T592]  ? __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)
[   22.663164][  T592]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   22.663291][  T592]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.663427][  T592]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   22.663556][  T592]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   22.663698][  T592]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.663825][  T592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.663956][  T592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.664080][  T592]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.664205][  T592]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.664330][  T592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.664465][  T592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.664598][  T592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.664725][  T592]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.664850][  T592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.664980][  T592]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.665106][  T592]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.665232][  T592]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.665369][  T592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.665500][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.665633][  T592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.665759][  T592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.665887][  T592]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.666020][  T592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.666148][  T592]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.666283][  T592]  ? 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))
[   22.666414][  T592]  ? 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))
[   22.666542][  T592]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.666669][  T592]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.666794][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.666921][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   22.667054][  T592]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.667184][  T592]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.667310][  T592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.667443][  T592]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.667569][  T592]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.667695][  T592]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.667820][  T592]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.667957][  T592]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.668113][  T592]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   22.668242][  T592]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.668371][  T592]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.668497][  T592]  ___sys_sendmsg (net/socket.c:2752)
[   22.668621][  T592]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.668783][  T592]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.668923][  T592]  __sys_sendmsg (net/socket.c:2784)
[   22.669048][  T592]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.669173][  T592]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.669333][  T592]  ? 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)
[   22.669462][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.669597][  T592]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.669724][  T592]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.669854][  T592]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.669989][  T592]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.670149][  T592] RIP: 0033:0x7f1989d9c08e
[   22.670282][  T592] 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
[   22.670745][  T592] RSP: 002b:00007ffc3a6399d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.670942][  T592] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1989d9c08e
[   22.671135][  T592] RDX: 0000000000000000 RSI: 00007ffc3a639a80 RDI: 0000000000000005
[   22.671324][  T592] RBP: 00007ffc3a6399e0 R08: 0000000000000000 R09: 0000000000000000
[   22.671519][  T592] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d167
[   22.671707][  T592] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3a63a140
| [   22.729806][  T594] ------------[ cut here ]------------
| [   22.729976][  T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/594
| [   22.730200][  T594] Modules linked in: veth
| [   22.730575][  T594] Tainted: [W]=WARN
[   22.730672][  T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.730835][  T594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.731014][  T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.731468][  T594] RSP: 0018:ffa00000017f7030 EFLAGS: 00010286
[   22.731631][  T594] RAX: 00000000ffffffa6 RBX: ff11000009189c40 RCX: 1ff40000002fedcc
[   22.731825][  T594] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009189cfc
[   22.732023][  T594] RBP: ff1100000f351000 R08: 1fe22000012313a1 R09: ff1100000c75aea8
[   22.732209][  T594] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   22.732401][  T594] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f351ce1
[   22.732590][  T594] FS:  00007f14f31c9840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   22.732818][  T594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.732989][  T594] CR2: 000000003e03f988 CR3: 0000000012f57004 CR4: 0000000000771ef0
[   22.733179][  T594] PKRU: 55555554
[   22.733274][  T594] Call Trace:
[   22.733372][  T594]  <TASK>
[   22.733440][  T594]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.733574][  T594]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.733674][  T594]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   22.733802][  T594]  __dev_notify_flags (net/core/dev.c:9787)
[   22.733937][  T594]  ? netif_change_name (net/core/dev.c:1495)
[   22.734068][  T594]  ? __dev_change_flags (net/core/dev.c:9752)
[   22.734200][  T594]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   22.734331][  T594]  ? 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))
[   22.734467][  T594]  netif_change_flags (net/core/dev.c:9820)
[   22.734599][  T594]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.734733][  T594]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   22.734865][  T594]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   22.735026][  T594]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.735152][  T594]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.735280][  T594]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.735410][  T594]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.735536][  T594]  ? __kernel_text_address (kernel/extable.c:79)
[   22.735662][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.735794][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.735927][  T594]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.736059][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.736190][  T594]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   22.736320][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.736456][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.736585][  T594]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   22.736712][  T594]  ? __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)
[   22.736837][  T594]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   22.736969][  T594]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.737096][  T594]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   22.737225][  T594]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   22.737361][  T594]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.737491][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.737620][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.737746][  T594]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.737871][  T594]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.737998][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.738126][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.738250][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.738380][  T594]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.738506][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.738632][  T594]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.738758][  T594]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.738885][  T594]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.739014][  T594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.739141][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.739269][  T594]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.739399][  T594]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.739526][  T594]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.739653][  T594]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.739779][  T594]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.739909][  T594]  ? 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))
[   22.740040][  T594]  ? 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))
[   22.740169][  T594]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.740297][  T594]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.740430][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.740558][  T594]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   22.740684][  T594]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.740813][  T594]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.740943][  T594]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.741070][  T594]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.741199][  T594]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.741326][  T594]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.741457][  T594]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.741583][  T594]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.741741][  T594]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   22.741870][  T594]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.742001][  T594]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.742131][  T594]  ___sys_sendmsg (net/socket.c:2752)
[   22.742257][  T594]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.742420][  T594]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.742572][  T594]  __sys_sendmsg (net/socket.c:2784)
[   22.742699][  T594]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.742824][  T594]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.742989][  T594]  ? 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)
[   22.743116][  T594]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.743242][  T594]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.743374][  T594]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.743499][  T594]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.743628][  T594]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.743784][  T594] RIP: 0033:0x7f14f340308e
[   22.743922][  T594] 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
[   22.744384][  T594] RSP: 002b:00007fff75aa6640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.744575][  T594] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f14f340308e
[   22.744764][  T594] RDX: 0000000000000000 RSI: 00007fff75aa66f0 RDI: 0000000000000005
[   22.744957][  T594] RBP: 00007fff75aa6650 R08: 0000000000000000 R09: 0000000000000000
[   22.745147][  T594] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d167
[   22.745335][  T594] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff75aa6db0
| [   22.747768][   T39] ------------[ cut here ]------------
| [   22.747889][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   22.748122][   T39] Modules linked in: veth
| [   22.749228][   T39] Tainted: [W]=WARN
[   22.749320][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.749517][   T39] Workqueue: events_unbound linkwatch_event
[   22.749671][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.749823][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.750293][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   22.750487][   T39] RAX: 00000000ffffffa6 RBX: ff11000012d12200 RCX: 1ff4000000057f02
[   22.750675][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d122bc
[   22.750849][   T39] RBP: ff1100000f351000 R08: 1fe22000025a2459 R09: ff11000001d85238
[   22.751033][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   22.751209][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   22.751433][   T39] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   22.751680][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.751827][   T39] CR2: 000000003e03f988 CR3: 000000003b139001 CR4: 0000000000771ef0
[   22.752007][   T39] PKRU: 55555554
[   22.752094][   T39] Call Trace:
[   22.752183][   T39]  <TASK>
[   22.752248][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.752371][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.752518][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.752608][   T39]  netif_state_change (net/core/dev.c:1605)
[   22.752727][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   22.752875][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   22.752998][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   22.753117][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.753238][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   22.753354][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   22.753477][   T39]  process_one_work (kernel/workqueue.c:3314)
[   22.753686][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   22.753805][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.753930][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.754052][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   22.754244][   T39]  kthread (kernel/kthread.c:436)
[   22.754333][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.754484][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   22.754601][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.754794][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   22.754946][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   22.755064][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   22.755181][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.757112][   T39] ------------[ cut here ]------------
| [   22.757273][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39
| [   22.757590][   T39] Modules linked in: veth
| [   22.758122][   T39] Tainted: [W]=WARN
[   22.758434][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.758636][   T39] Workqueue: events_unbound linkwatch_event
[   22.758841][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.759050][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.759527][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   22.759732][   T39] RAX: 00000000ffffffa6 RBX: ff1100000c3e5540 RCX: 1ff4000000057f02
[   22.759958][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e55fc
[   22.760192][   T39] RBP: ff1100000f354000 R08: 1fe220000187cac1 R09: ff11000001d85238
[   22.760432][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   22.760650][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   22.760873][   T39] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   22.761132][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.761328][   T39] CR2: 00007efc47350b20 CR3: 000000003b139004 CR4: 0000000000771ef0
[   22.761563][   T39] PKRU: 55555554
[   22.761701][   T39] Call Trace:
[   22.761836][   T39]  <TASK>
[   22.761950][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.762121][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.762289][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.762439][   T39]  netif_state_change (net/core/dev.c:1605)
[   22.762616][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   22.762812][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   22.762989][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   22.763160][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.763333][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   22.763516][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   22.763688][   T39]  process_one_work (kernel/workqueue.c:3314)
[   22.763863][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   22.764041][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.764216][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.764397][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   22.764564][   T39]  kthread (kernel/kthread.c:436)
[   22.764699][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.764891][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   22.765067][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.765233][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   22.765437][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   22.765602][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   22.765765][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.159772][  T607] ------------[ cut here ]------------
| [   23.159954][  T607] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/607
| [   23.160187][  T607] Modules linked in: veth
| [   23.160563][  T607] Tainted: [W]=WARN
[   23.160659][  T607] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.160819][  T607] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.160995][  T607] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.161458][  T607] RSP: 0018:ffa0000001897030 EFLAGS: 00010286
[   23.161621][  T607] RAX: 00000000ffffffa6 RBX: ff1100000f0c3e00 RCX: 1ff4000000312dcc
[   23.161813][  T607] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c3ebc
[   23.162008][  T607] RBP: ff1100000b04c000 R08: 1fe2200001e187d9 R09: ff110000133651e8
[   23.162197][  T607] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   23.162390][  T607] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b04cce1
[   23.162579][  T607] FS:  00007f5a44318840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   23.162802][  T607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.162967][  T607] CR2: 0000000004864988 CR3: 000000000b3e9002 CR4: 0000000000771ef0
[   23.163158][  T607] PKRU: 55555554
[   23.163253][  T607] Call Trace:
[   23.163348][  T607]  <TASK>
[   23.163421][  T607]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.163552][  T607]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.163650][  T607]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.163779][  T607]  __dev_notify_flags (net/core/dev.c:9787)
[   23.163912][  T607]  ? netif_change_name (net/core/dev.c:1495)
[   23.164041][  T607]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.164171][  T607]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   23.164303][  T607]  ? 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))
[   23.164444][  T607]  netif_change_flags (net/core/dev.c:9820)
[   23.164572][  T607]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.164703][  T607]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.164832][  T607]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.164994][  T607]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.165122][  T607]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.165250][  T607]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.165382][  T607]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.165513][  T607]  ? __kernel_text_address (kernel/extable.c:79)
[   23.165642][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.165771][  T607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.165898][  T607]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.166033][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.166166][  T607]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.166297][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.166436][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.166607][  T607]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.166736][  T607]  ? __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)
[   23.166863][  T607]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.166993][  T607]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.167123][  T607]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.167252][  T607]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.167388][  T607]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.167519][  T607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.167644][  T607]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.167773][  T607]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.167899][  T607]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.168030][  T607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.168161][  T607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.168286][  T607]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.168421][  T607]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.168549][  T607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.168678][  T607]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.168805][  T607]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.168934][  T607]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.169061][  T607]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.169187][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.169317][  T607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.169450][  T607]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.169579][  T607]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.169709][  T607]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.169836][  T607]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.169972][  T607]  ? 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))
[   23.170099][  T607]  ? 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))
[   23.170230][  T607]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.170364][  T607]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.170490][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.170618][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   23.170746][  T607]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.170874][  T607]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.171004][  T607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.171132][  T607]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.171261][  T607]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.171394][  T607]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.171521][  T607]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.171648][  T607]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.171808][  T607]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   23.171941][  T607]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.172075][  T607]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.172208][  T607]  ___sys_sendmsg (net/socket.c:2752)
[   23.172340][  T607]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.172510][  T607]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.172653][  T607]  __sys_sendmsg (net/socket.c:2784)
[   23.172782][  T607]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.172913][  T607]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.173074][  T607]  ? 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)
[   23.173201][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.173329][  T607]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.173465][  T607]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.173596][  T607]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.173724][  T607]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.173885][  T607] RIP: 0033:0x7f5a4455208e
[   23.174027][  T607] 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
[   23.174498][  T607] RSP: 002b:00007fff05a30b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.174693][  T607] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5a4455208e
[   23.174885][  T607] RDX: 0000000000000000 RSI: 00007fff05a30bf0 RDI: 0000000000000005
[   23.175079][  T607] RBP: 00007fff05a30b50 R08: 0000000000000000 R09: 0000000000000000
[   23.175269][  T607] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d167
[   23.175463][  T607] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff05a312b0
| [   23.235445][  T609] ------------[ cut here ]------------
| [   23.235608][  T609] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/609
| [   23.235834][  T609] Modules linked in: veth
| [   23.236203][  T609] Tainted: [W]=WARN
[   23.236300][  T609] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.236465][  T609] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.236630][  T609] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.237083][  T609] RSP: 0018:ffa00000018b7030 EFLAGS: 00010286
[   23.237247][  T609] RAX: 00000000ffffffa6 RBX: ff11000009a3c740 RCX: 1ff4000000316dcc
[   23.237444][  T609] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3c7fc
[   23.237632][  T609] RBP: ff1100000c789000 R08: 1fe2200001347901 R09: ff11000009b7aea8
[   23.237819][  T609] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   23.238011][  T609] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c789ce1
[   23.238201][  T609] FS:  00007fa3acb76840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   23.238428][  T609] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.238595][  T609] CR2: 000000003b6bd988 CR3: 0000000011347004 CR4: 0000000000771ef0
[   23.238784][  T609] PKRU: 55555554
[   23.238878][  T609] Call Trace:
[   23.238982][  T609]  <TASK>
[   23.239049][  T609]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.239179][  T609]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.239277][  T609]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.239415][  T609]  __dev_notify_flags (net/core/dev.c:9787)
[   23.239544][  T609]  ? netif_change_name (net/core/dev.c:1495)
[   23.239670][  T609]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.239794][  T609]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   23.239927][  T609]  ? 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))
[   23.240063][  T609]  netif_change_flags (net/core/dev.c:9820)
[   23.240196][  T609]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.240327][  T609]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.240465][  T609]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.240627][  T609]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.240757][  T609]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.240887][  T609]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.241024][  T609]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.241154][  T609]  ? __kernel_text_address (kernel/extable.c:79)
[   23.241282][  T609]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.241414][  T609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.241540][  T609]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.241667][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.241795][  T609]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.241927][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.242057][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.242185][  T609]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.242314][  T609]  ? __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)
[   23.242445][  T609]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.242573][  T609]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.242701][  T609]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.242831][  T609]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.242967][  T609]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.243097][  T609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.243223][  T609]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.243351][  T609]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.243483][  T609]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.243609][  T609]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.243739][  T609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.243865][  T609]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.243996][  T609]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.244123][  T609]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.244252][  T609]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.244469][  T609]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.244596][  T609]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.244722][  T609]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.244848][  T609]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.244981][  T609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.245107][  T609]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.245236][  T609]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.245439][  T609]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.245570][  T609]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.245702][  T609]  ? 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))
[   23.245828][  T609]  ? 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))
[   23.245963][  T609]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.246094][  T609]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.246226][  T609]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.246355][  T609]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   23.246610][  T609]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.246741][  T609]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.246867][  T609]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.247000][  T609]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.247128][  T609]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.247256][  T609]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.247437][  T609]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.247568][  T609]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.247725][  T609]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   23.247854][  T609]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.247985][  T609]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.248115][  T609]  ___sys_sendmsg (net/socket.c:2752)
[   23.248242][  T609]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.248481][  T609]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.248623][  T609]  __sys_sendmsg (net/socket.c:2784)
[   23.248752][  T609]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.248883][  T609]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.249108][  T609]  ? 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)
[   23.249240][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.249444][  T609]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.249577][  T609]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.249710][  T609]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.249843][  T609]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.250011][  T609] RIP: 0033:0x7fa3acdb008e
[   23.250146][  T609] 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
[   23.250682][  T609] RSP: 002b:00007ffffd1c3b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.250877][  T609] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa3acdb008e
[   23.251071][  T609] RDX: 0000000000000000 RSI: 00007ffffd1c3be0 RDI: 0000000000000005
[   23.251265][  T609] RBP: 00007ffffd1c3b40 R08: 0000000000000000 R09: 0000000000000000
[   23.251544][  T609] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d167
[   23.251735][  T609] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffd1c42a0
| [   23.260375][   T39] ------------[ cut here ]------------
| [   23.260515][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   23.260772][   T39] Modules linked in: veth
| [   23.261170][   T39] Tainted: [W]=WARN
[   23.261267][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.261431][   T39] Workqueue: events_unbound linkwatch_event
[   23.261594][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.261759][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.262220][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   23.262390][   T39] RAX: 00000000ffffffa6 RBX: ff11000009a3d380 RCX: 1ff4000000057f02
[   23.262578][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3d43c
[   23.262764][   T39] RBP: ff1100000c789000 R08: 1fe2200001347a89 R09: ff11000001d85238
[   23.262957][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   23.263145][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.263334][   T39] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   23.263553][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.263703][   T39] CR2: 000000003b6bd988 CR3: 000000003b139005 CR4: 0000000000771ef0
[   23.263881][   T39] PKRU: 55555554
[   23.263975][   T39] Call Trace:
[   23.264063][   T39]  <TASK>
[   23.264125][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.264246][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.264386][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.264479][   T39]  netif_state_change (net/core/dev.c:1605)
[   23.264601][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   23.264751][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   23.264872][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   23.264998][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.265123][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   23.265245][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   23.265374][   T39]  process_one_work (kernel/workqueue.c:3314)
[   23.265499][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.265620][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.265746][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.265872][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.265998][   T39]  kthread (kernel/kthread.c:436)
[   23.266090][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.266239][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.266365][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.266489][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.266642][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.266763][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.266884][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.268652][   T39] ------------[ cut here ]------------
| [   23.268778][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   23.269025][   T39] Modules linked in: veth
| [   23.269405][   T39] Tainted: [W]=WARN
[   23.269496][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.269648][   T39] Workqueue: events_unbound linkwatch_event
[   23.269804][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.269965][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.270400][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   23.270555][   T39] RAX: 00000000ffffffa6 RBX: ff11000009a3d000 RCX: 1ff4000000057f02
[   23.270739][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a3d0bc
[   23.270923][   T39] RBP: ff1100000b04c000 R08: 1fe2200001347a19 R09: ff11000001d85238
[   23.271103][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   23.271284][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.271504][   T39] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   23.271716][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.271867][   T39] CR2: 000000003b6bd988 CR3: 000000003b139005 CR4: 0000000000771ef0
[   23.272058][   T39] PKRU: 55555554
[   23.272148][   T39] Call Trace:
[   23.272241][   T39]  <TASK>
[   23.272304][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.272431][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.272554][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.272648][   T39]  netif_state_change (net/core/dev.c:1605)
[   23.272770][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   23.272927][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   23.273053][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   23.273179][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.273305][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   23.273430][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   23.273554][   T39]  process_one_work (kernel/workqueue.c:3314)
[   23.273678][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.273799][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.273927][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.274051][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.274172][   T39]  kthread (kernel/kthread.c:436)
[   23.274263][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.274417][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.274539][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.274662][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.274820][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.274944][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.275065][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.676792][  T622] ------------[ cut here ]------------
| [   23.676968][  T622] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/622
| [   23.677198][  T622] Modules linked in: veth
| [   23.678274][  T622] Tainted: [W]=WARN
[   23.678431][  T622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.678598][  T622] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.678768][  T622] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.679231][  T622] RSP: 0018:ffa0000001987030 EFLAGS: 00010286
[   23.679411][  T622] RAX: 00000000ffffffa6 RBX: ff1100000c6fcac0 RCX: 1ff4000000330dcc
[   23.679603][  T622] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fcb7c
[   23.679794][  T622] RBP: ff1100000bea4000 R08: 1fe22000018df971 R09: ff1100000be8aea8
[   23.679991][  T622] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   23.680181][  T622] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bea4ce1
[   23.680377][  T622] FS:  00007fc95d215840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   23.680601][  T622] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.680762][  T622] CR2: 000000000b534988 CR3: 00000000113df006 CR4: 0000000000771ef0
[   23.680961][  T622] PKRU: 55555554
[   23.681057][  T622] Call Trace:
[   23.681154][  T622]  <TASK>
[   23.681221][  T622]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.681352][  T622]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.681459][  T622]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.681595][  T622]  __dev_notify_flags (net/core/dev.c:9787)
[   23.681728][  T622]  ? netif_change_name (net/core/dev.c:1495)
[   23.681855][  T622]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.681989][  T622]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   23.682117][  T622]  ? 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))
[   23.682248][  T622]  netif_change_flags (net/core/dev.c:9820)
[   23.682385][  T622]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.682516][  T622]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.682645][  T622]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.682805][  T622]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.682938][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.683065][  T622]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.683193][  T622]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.683322][  T622]  ? __kernel_text_address (kernel/extable.c:79)
[   23.683454][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.683583][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.683711][  T622]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.683838][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.683971][  T622]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.684097][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.684225][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.684353][  T622]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.684492][  T622]  ? __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)
[   23.684621][  T622]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.684749][  T622]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.684879][  T622]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.685019][  T622]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.685156][  T622]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.685289][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.685430][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.685561][  T622]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.685690][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.685819][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.685953][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.686081][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.686210][  T622]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.686338][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.686475][  T622]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.686605][  T622]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.686735][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.686865][  T622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.686998][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.687129][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.687261][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.687399][  T622]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.687528][  T622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.687657][  T622]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.687789][  T622]  ? 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))
[   23.687924][  T622]  ? 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))
[   23.688058][  T622]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.688189][  T622]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.688318][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.688453][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   23.688582][  T622]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.688712][  T622]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.688841][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.688976][  T622]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.689105][  T622]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.689237][  T622]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.689372][  T622]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.689502][  T622]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.689660][  T622]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   23.689789][  T622]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.689921][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.690051][  T622]  ___sys_sendmsg (net/socket.c:2752)
[   23.690179][  T622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.690343][  T622]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.690490][  T622]  __sys_sendmsg (net/socket.c:2784)
[   23.690621][  T622]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.690750][  T622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.690921][  T622]  ? 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)
[   23.691051][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.691181][  T622]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.691313][  T622]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.691449][  T622]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.691579][  T622]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.691739][  T622] RIP: 0033:0x7fc95d44f08e
[   23.691876][  T622] 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
[   23.692349][  T622] RSP: 002b:00007ffd5cf5d270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.692551][  T622] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc95d44f08e
[   23.692751][  T622] RDX: 0000000000000000 RSI: 00007ffd5cf5d320 RDI: 0000000000000005
[   23.692949][  T622] RBP: 00007ffd5cf5d280 R08: 0000000000000000 R09: 0000000000000000
[   23.693142][  T622] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d168
[   23.693337][  T622] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5cf5d9e0
| [   23.742474][  T624] ------------[ cut here ]------------
| [   23.742636][  T624] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/624
| [   23.742862][  T624] Modules linked in: veth
| [   23.743231][  T624] Tainted: [W]=WARN
[   23.743328][  T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.743609][  T624] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.743778][  T624] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.744241][  T624] RSP: 0018:ffa0000001997030 EFLAGS: 00010286
[   23.744461][  T624] RAX: 00000000ffffffa6 RBX: ff11000009189a80 RCX: 1ff4000000332dcc
[   23.744655][  T624] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009189b3c
[   23.744848][  T624] RBP: ff1100000c329000 R08: 1fe2200001231369 R09: ff110000130d2ea8
[   23.745044][  T624] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   23.745236][  T624] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c329ce1
[   23.745487][  T624] FS:  00007fbe7cc85840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   23.745774][  T624] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.745947][  T624] CR2: 000000001516e988 CR3: 00000000113df002 CR4: 0000000000771ef0
[   23.746143][  T624] PKRU: 55555554
[   23.746241][  T624] Call Trace:
[   23.746337][  T624]  <TASK>
[   23.746455][  T624]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.746585][  T624]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.746685][  T624]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.746814][  T624]  __dev_notify_flags (net/core/dev.c:9787)
[   23.746952][  T624]  ? netif_change_name (net/core/dev.c:1495)
[   23.747080][  T624]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.747209][  T624]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   23.747341][  T624]  ? 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))
[   23.747526][  T624]  netif_change_flags (net/core/dev.c:9820)
[   23.747654][  T624]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.747783][  T624]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.747915][  T624]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.748074][  T624]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.748207][  T624]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.748340][  T624]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.748528][  T624]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.748658][  T624]  ? __kernel_text_address (kernel/extable.c:79)
[   23.748787][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.748921][  T624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.749048][  T624]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.749180][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.749312][  T624]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.749498][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.749626][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.749755][  T624]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.749896][  T624]  ? __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)
[   23.750025][  T624]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.750154][  T624]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.750285][  T624]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.750470][  T624]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.750603][  T624]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.750733][  T624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.750861][  T624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.750995][  T624]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.751121][  T624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.751248][  T624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.751455][  T624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.751582][  T624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.751710][  T624]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.751837][  T624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.751974][  T624]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.752101][  T624]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.752229][  T624]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.752433][  T624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.752562][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.752692][  T624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.752818][  T624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.752950][  T624]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.753078][  T624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.753208][  T624]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.753340][  T624]  ? 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))
[   23.753553][  T624]  ? 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))
[   23.753682][  T624]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.753811][  T624]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.753944][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.754071][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   23.754199][  T624]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.754330][  T624]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.754532][  T624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.754661][  T624]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.754789][  T624]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.754924][  T624]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.755052][  T624]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.755182][  T624]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.755340][  T624]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   23.755544][  T624]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.755673][  T624]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.755801][  T624]  ___sys_sendmsg (net/socket.c:2752)
[   23.755932][  T624]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.756093][  T624]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.756234][  T624]  __sys_sendmsg (net/socket.c:2784)
[   23.756436][  T624]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.756564][  T624]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.756728][  T624]  ? 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)
[   23.756856][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.756992][  T624]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.757120][  T624]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.757249][  T624]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.757427][  T624]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.757588][  T624] RIP: 0033:0x7fbe7cebf08e
[   23.757723][  T624] 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
[   23.758185][  T624] RSP: 002b:00007ffe68f9fa00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.758383][  T624] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbe7cebf08e
[   23.758574][  T624] RDX: 0000000000000000 RSI: 00007ffe68f9fab0 RDI: 0000000000000005
[   23.758766][  T624] RBP: 00007ffe68f9fa10 R08: 0000000000000000 R09: 0000000000000000
[   23.758960][  T624] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d168
[   23.759151][  T624] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe68fa0170
| [   23.761101][   T47] ------------[ cut here ]------------
| [   23.761235][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   23.761479][   T47] Modules linked in: veth
| [   23.761861][   T47] Tainted: [W]=WARN
[   23.761957][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.762107][   T47] Workqueue: events_unbound linkwatch_event
[   23.762263][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.762425][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.762854][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   23.763008][   T47] RAX: 00000000ffffffa6 RBX: ff110000131e7c40 RCX: 1ff4000000067f02
[   23.763188][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e7cfc
[   23.763371][   T47] RBP: ff1100000c329000 R08: 1fe220000263cfa1 R09: ff11000002402ef8
[   23.763550][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   23.763730][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.763914][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   23.764136][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.764285][   T47] CR2: 00007f7f38163000 CR3: 000000003b139001 CR4: 0000000000771ef0
[   23.764468][   T47] PKRU: 55555554
[   23.764557][   T47] Call Trace:
[   23.764646][   T47]  <TASK>
[   23.764708][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.764828][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.764953][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.765047][   T47]  netif_state_change (net/core/dev.c:1605)
[   23.765166][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   23.765316][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   23.765442][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   23.765562][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.765685][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   23.765805][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   23.765927][   T47]  process_one_work (kernel/workqueue.c:3314)
[   23.766052][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.766169][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.766292][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.766420][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.766538][   T47]  kthread (kernel/kthread.c:436)
[   23.766627][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.766774][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.766897][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.767017][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.767165][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.767284][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.767419][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.769065][   T47] ------------[ cut here ]------------
| [   23.769190][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   23.769432][   T47] Modules linked in: veth
| [   23.769803][   T47] Tainted: [W]=WARN
[   23.769896][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.770044][   T47] Workqueue: events_unbound linkwatch_event
[   23.770202][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.770363][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.770790][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   23.770943][   T47] RAX: 00000000ffffffa6 RBX: ff110000131e6ac0 RCX: 1ff4000000067f02
[   23.771124][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e6b7c
[   23.771304][   T47] RBP: ff1100000bea4000 R08: 1fe220000263cd71 R09: ff11000002402ef8
[   23.771485][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   23.771663][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.771844][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   23.772067][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.772225][   T47] CR2: 00007f7f38163000 CR3: 000000003b139001 CR4: 0000000000771ef0
[   23.772408][   T47] PKRU: 55555554
[   23.772497][   T47] Call Trace:
[   23.772585][   T47]  <TASK>
[   23.772656][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.772777][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.772904][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.772997][   T47]  netif_state_change (net/core/dev.c:1605)
[   23.773122][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   23.773276][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   23.773400][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   23.773521][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.773645][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   23.773765][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   23.773897][   T47]  process_one_work (kernel/workqueue.c:3314)
[   23.774027][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.774148][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.774273][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.774402][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.774522][   T47]  kthread (kernel/kthread.c:436)
[   23.774611][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.774762][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.774889][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.775014][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.775163][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.775283][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.775407][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.185287][  T637] ------------[ cut here ]------------
| [   24.185569][  T637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/637
| [   24.185813][  T637] Modules linked in: veth
| [   24.186212][  T637] Tainted: [W]=WARN
[   24.186319][  T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.186502][  T637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.186677][  T637] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.187156][  T637] RSP: 0018:ffa0000001a37030 EFLAGS: 00010286
[   24.187324][  T637] RAX: 00000000ffffffa6 RBX: ff11000012237a80 RCX: 1ff4000000346dcc
[   24.187525][  T637] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012237b3c
[   24.187720][  T637] RBP: ff11000005129000 R08: 1fe2200002446f69 R09: ff1100001133d1e8
[   24.187922][  T637] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   24.188117][  T637] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005129ce1
[   24.188314][  T637] FS:  00007fc064936840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   24.188553][  T637] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.188715][  T637] CR2: 0000000017fc5988 CR3: 000000000b1ea003 CR4: 0000000000771ef0
[   24.188914][  T637] PKRU: 55555554
[   24.189013][  T637] Call Trace:
[   24.189112][  T637]  <TASK>
[   24.189181][  T637]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.189316][  T637]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.189422][  T637]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.189550][  T637]  __dev_notify_flags (net/core/dev.c:9787)
[   24.189679][  T637]  ? netif_change_name (net/core/dev.c:1495)
[   24.189807][  T637]  ? __dev_change_flags (net/core/dev.c:9752)
[   24.189945][  T637]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   24.190074][  T637]  ? 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))
[   24.190206][  T637]  netif_change_flags (net/core/dev.c:9820)
[   24.190336][  T637]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.190469][  T637]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.190598][  T637]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.190760][  T637]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.190894][  T637]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.191024][  T637]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.191155][  T637]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.191288][  T637]  ? __kernel_text_address (kernel/extable.c:79)
[   24.191424][  T637]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.191554][  T637]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.191682][  T637]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.191811][  T637]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.191950][  T637]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.192080][  T637]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.192210][  T637]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.192339][  T637]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.192476][  T637]  ? __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)
[   24.192605][  T637]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.192736][  T637]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.192868][  T637]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.193005][  T637]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.193139][  T637]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.193272][  T637]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.193407][  T637]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.193538][  T637]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.193671][  T637]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.193803][  T637]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.193942][  T637]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.194072][  T637]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.194205][  T637]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.194334][  T637]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.194469][  T637]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.194598][  T637]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.194729][  T637]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.194860][  T637]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.194994][  T637]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.195125][  T637]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.195254][  T637]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.195391][  T637]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.195524][  T637]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.195654][  T637]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.195786][  T637]  ? 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))
[   24.195922][  T637]  ? 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))
[   24.196056][  T637]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.196188][  T637]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.196318][  T637]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.196454][  T637]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   24.196584][  T637]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.196716][  T637]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.196844][  T637]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.196980][  T637]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.197110][  T637]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.197241][  T637]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.197376][  T637]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.197505][  T637]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.197664][  T637]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   24.197794][  T637]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.197929][  T637]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.198061][  T637]  ___sys_sendmsg (net/socket.c:2752)
[   24.198188][  T637]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.198350][  T637]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.198498][  T637]  __sys_sendmsg (net/socket.c:2784)
[   24.198628][  T637]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.198757][  T637]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.198925][  T637]  ? 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)
[   24.199054][  T637]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.199183][  T637]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.199313][  T637]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.199448][  T637]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.199579][  T637]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.199742][  T637] RIP: 0033:0x7fc064b7008e
[   24.199888][  T637] 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
[   24.200361][  T637] RSP: 002b:00007ffe6a0d4080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.200558][  T637] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc064b7008e
[   24.200753][  T637] RDX: 0000000000000000 RSI: 00007ffe6a0d4130 RDI: 0000000000000005
[   24.200954][  T637] RBP: 00007ffe6a0d4090 R08: 0000000000000000 R09: 0000000000000000
[   24.201147][  T637] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d168
[   24.201342][  T637] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6a0d47f0
| [   24.256863][  T639] ------------[ cut here ]------------
| [   24.257033][  T639] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/639
| [   24.257268][  T639] Modules linked in: veth
| [   24.257680][  T639] Tainted: [W]=WARN
[   24.257779][  T639] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.257951][  T639] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.258118][  T639] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.258590][  T639] RSP: 0018:ffa0000001a57030 EFLAGS: 00010286
[   24.258756][  T639] RAX: 00000000ffffffa6 RBX: ff11000012236900 RCX: 1ff400000034adcc
[   24.258962][  T639] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000122369bc
[   24.259156][  T639] RBP: ff1100000a131000 R08: 1fe2200002446d39 R09: ff110000136a2ea8
[   24.259347][  T639] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   24.259542][  T639] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a131ce1
[   24.259733][  T639] FS:  00007f76e91ae840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   24.259964][  T639] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.260124][  T639] CR2: 00000000083a8988 CR3: 000000000a150004 CR4: 0000000000771ef0
[   24.260318][  T639] PKRU: 55555554
[   24.260420][  T639] Call Trace:
[   24.260516][  T639]  <TASK>
[   24.260585][  T639]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.260718][  T639]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.260816][  T639]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.260950][  T639]  __dev_notify_flags (net/core/dev.c:9787)
[   24.261078][  T639]  ? netif_change_name (net/core/dev.c:1495)
[   24.261207][  T639]  ? __dev_change_flags (net/core/dev.c:9752)
[   24.261337][  T639]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   24.261473][  T639]  ? 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))
[   24.261606][  T639]  netif_change_flags (net/core/dev.c:9820)
[   24.261735][  T639]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.261865][  T639]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.261998][  T639]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.262158][  T639]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.262287][  T639]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.262418][  T639]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.262545][  T639]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.262676][  T639]  ? __kernel_text_address (kernel/extable.c:79)
[   24.262807][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.262942][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.263068][  T639]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.263198][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.263326][  T639]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.263459][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.263586][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.263714][  T639]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.263842][  T639]  ? __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)
[   24.263977][  T639]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.264105][  T639]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.264236][  T639]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.264372][  T639]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.264502][  T639]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.264633][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.264761][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.264899][  T639]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.265033][  T639]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.265170][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.265308][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.265447][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.265581][  T639]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.265715][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.265851][  T639]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.265986][  T639]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.266118][  T639]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.266247][  T639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.266385][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.266519][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.266649][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.266785][  T639]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.266922][  T639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.267060][  T639]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.267195][  T639]  ? 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))
[   24.267345][  T639]  ? 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))
[   24.267484][  T639]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.267621][  T639]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.267756][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.267893][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   24.268030][  T639]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.268167][  T639]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.268299][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.268435][  T639]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.268568][  T639]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.268700][  T639]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.268831][  T639]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.268969][  T639]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.269130][  T639]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   24.269261][  T639]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.269399][  T639]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.269532][  T639]  ___sys_sendmsg (net/socket.c:2752)
[   24.269662][  T639]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.269824][  T639]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.269971][  T639]  __sys_sendmsg (net/socket.c:2784)
[   24.270101][  T639]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.270230][  T639]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.270401][  T639]  ? 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)
[   24.270532][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.270663][  T639]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.270793][  T639]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.270926][  T639]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.271056][  T639]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.271219][  T639] RIP: 0033:0x7f76e93e808e
[   24.271363][  T639] 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
[   24.271832][  T639] RSP: 002b:00007ffdc4355100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.272033][  T639] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f76e93e808e
[   24.272229][  T639] RDX: 0000000000000000 RSI: 00007ffdc43551b0 RDI: 0000000000000005
[   24.272427][  T639] RBP: 00007ffdc4355110 R08: 0000000000000000 R09: 0000000000000000
[   24.272625][  T639] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d168
[   24.272821][  T639] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc4355870
| [   24.274797][   T47] ------------[ cut here ]------------
| [   24.274931][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   24.275174][   T47] Modules linked in: veth
| [   24.275558][   T47] Tainted: [W]=WARN
[   24.275652][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.275807][   T47] Workqueue: events_unbound linkwatch_event
[   24.275971][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.276133][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.276585][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   24.276748][   T47] RAX: 00000000ffffffa6 RBX: ff11000012236040 RCX: 1ff4000000067f02
[   24.276946][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000122360fc
[   24.277132][   T47] RBP: ff1100000a131000 R08: 1fe2200002446c21 R09: ff11000002402ef8
[   24.277313][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   24.277503][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.277684][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   24.277905][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.278061][   T47] CR2: 00007fb650672000 CR3: 000000003b139002 CR4: 0000000000771ef0
[   24.278242][   T47] PKRU: 55555554
[   24.278333][   T47] Call Trace:
[   24.278428][   T47]  <TASK>
[   24.278492][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.278616][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.278741][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.278834][   T47]  netif_state_change (net/core/dev.c:1605)
[   24.278962][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   24.279114][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   24.279239][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   24.279370][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.279497][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   24.279621][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   24.279744][   T47]  process_one_work (kernel/workqueue.c:3314)
[   24.279874][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   24.279997][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.280124][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   24.280251][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   24.280375][   T47]  kthread (kernel/kthread.c:436)
[   24.280468][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.280618][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.280740][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   24.280865][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   24.281025][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   24.281148][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.281349][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.283474][   T47] ------------[ cut here ]------------
| [   24.283603][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   24.283846][   T47] Modules linked in: veth
| [   24.284227][   T47] Tainted: [W]=WARN
[   24.284407][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.284561][   T47] Workqueue: events_unbound linkwatch_event
[   24.284720][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.284885][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.285401][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   24.285555][   T47] RAX: 00000000ffffffa6 RBX: ff110000091883c0 RCX: 1ff4000000067f02
[   24.285740][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000918847c
[   24.285928][   T47] RBP: ff11000005129000 R08: 1fe2200001231091 R09: ff11000002402ef8
[   24.286110][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   24.286290][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.286476][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   24.286690][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.286845][   T47] CR2: 00007fb650672000 CR3: 000000003b139002 CR4: 0000000000771ef0
[   24.287034][   T47] PKRU: 55555554
[   24.287125][   T47] Call Trace:
[   24.287216][   T47]  <TASK>
[   24.287279][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.287409][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.287533][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.287627][   T47]  netif_state_change (net/core/dev.c:1605)
[   24.287751][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   24.287912][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   24.288035][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   24.288158][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.288284][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   24.288411][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   24.288533][   T47]  process_one_work (kernel/workqueue.c:3314)
[   24.288659][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   24.288780][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.288909][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   24.289035][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   24.289157][   T47]  kthread (kernel/kthread.c:436)
[   24.289248][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.289401][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.289523][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   24.289646][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   24.289800][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   24.289926][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.290046][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.690113][  T652] ------------[ cut here ]------------
| [   24.690285][  T652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/652
| [   24.690526][  T652] Modules linked in: veth
| [   24.690900][  T652] Tainted: [W]=WARN
[   24.690997][  T652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.691156][  T652] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.691323][  T652] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.691792][  T652] RSP: 0018:ffa0000001ad7030 EFLAGS: 00010286
[   24.691960][  T652] RAX: 00000000ffffffa6 RBX: ff11000012d13000 RCX: 1ff400000035adcc
[   24.692150][  T652] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d130bc
[   24.692341][  T652] RBP: ff11000010254000 R08: 1fe22000025a2619 R09: ff1100000bfb8b68
[   24.692536][  T652] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   24.692726][  T652] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010254ce1
[   24.692920][  T652] FS:  00007f0c392ec840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   24.693148][  T652] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.693312][  T652] CR2: 000000002bd15988 CR3: 0000000013430003 CR4: 0000000000771ef0
[   24.693508][  T652] PKRU: 55555554
[   24.693603][  T652] Call Trace:
[   24.693698][  T652]  <TASK>
[   24.693765][  T652]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.693899][  T652]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.693996][  T652]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.694123][  T652]  __dev_notify_flags (net/core/dev.c:9787)
[   24.694250][  T652]  ? netif_change_name (net/core/dev.c:1495)
[   24.694383][  T652]  ? __dev_change_flags (net/core/dev.c:9752)
[   24.694512][  T652]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   24.694639][  T652]  ? 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))
[   24.694769][  T652]  netif_change_flags (net/core/dev.c:9820)
[   24.694902][  T652]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.695032][  T652]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.695159][  T652]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.695318][  T652]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.695451][  T652]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.695579][  T652]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.695709][  T652]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.695841][  T652]  ? __kernel_text_address (kernel/extable.c:79)
[   24.695981][  T652]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.696113][  T652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.696240][  T652]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.696373][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.696503][  T652]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.696634][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.696768][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.696906][  T652]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.697040][  T652]  ? __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)
[   24.697172][  T652]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.697307][  T652]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.697449][  T652]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.697586][  T652]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.697728][  T652]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.697863][  T652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.697994][  T652]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.698122][  T652]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.698250][  T652]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.698384][  T652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.698516][  T652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.698643][  T652]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.698773][  T652]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.698908][  T652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.699037][  T652]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.699167][  T652]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.699295][  T652]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.699427][  T652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.699555][  T652]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.699685][  T652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.699813][  T652]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.699949][  T652]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.700079][  T652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.700208][  T652]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.700341][  T652]  ? 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))
[   24.700476][  T652]  ? 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))
[   24.700608][  T652]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.700739][  T652]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.700872][  T652]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.701000][  T652]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   24.701131][  T652]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.701265][  T652]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.701400][  T652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.701532][  T652]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.701665][  T652]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.701797][  T652]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.701932][  T652]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.702063][  T652]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.702223][  T652]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   24.702353][  T652]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.702490][  T652]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.702624][  T652]  ___sys_sendmsg (net/socket.c:2752)
[   24.702756][  T652]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.702922][  T652]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.703066][  T652]  __sys_sendmsg (net/socket.c:2784)
[   24.703196][  T652]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.703325][  T652]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.703493][  T652]  ? 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)
[   24.703624][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.703755][  T652]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.703891][  T652]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.704023][  T652]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.704153][  T652]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.704315][  T652] RIP: 0033:0x7f0c3952608e
[   24.704458][  T652] 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
[   24.704929][  T652] RSP: 002b:00007ffd14879a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.705126][  T652] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0c3952608e
[   24.705321][  T652] RDX: 0000000000000000 RSI: 00007ffd14879af0 RDI: 0000000000000005
[   24.705521][  T652] RBP: 00007ffd14879a50 R08: 0000000000000000 R09: 0000000000000000
[   24.705716][  T652] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d169
[   24.705916][  T652] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1487a1b0
| [   24.755207][  T654] ------------[ cut here ]------------
| [   24.755377][  T654] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/654
| [   24.755610][  T654] Modules linked in: veth
| [   24.755981][  T654] Tainted: [W]=WARN
[   24.756079][  T654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.756238][  T654] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.756413][  T654] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.756876][  T654] RSP: 0018:ffa0000001af7030 EFLAGS: 00010286
[   24.757039][  T654] RAX: 00000000ffffffa6 RBX: ff1100000c6fc3c0 RCX: 1ff400000035edcc
[   24.757227][  T654] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fc47c
[   24.757423][  T654] RBP: ff11000010249000 R08: 1fe22000018df891 R09: ff11000011332ea8
[   24.757612][  T654] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   24.757800][  T654] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010249ce1
[   24.757994][  T654] FS:  00007f2d51a26840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   24.758222][  T654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.758388][  T654] CR2: 000000002abd3988 CR3: 0000000013430006 CR4: 0000000000771ef0
[   24.758578][  T654] PKRU: 55555554
[   24.758674][  T654] Call Trace:
[   24.758769][  T654]  <TASK>
[   24.758837][  T654]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.758972][  T654]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.759069][  T654]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.759196][  T654]  __dev_notify_flags (net/core/dev.c:9787)
[   24.759326][  T654]  ? netif_change_name (net/core/dev.c:1495)
[   24.759534][  T654]  ? __dev_change_flags (net/core/dev.c:9752)
[   24.759662][  T654]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   24.759791][  T654]  ? 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))
[   24.759926][  T654]  netif_change_flags (net/core/dev.c:9820)
[   24.760055][  T654]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.760185][  T654]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.760314][  T654]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.760559][  T654]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.760688][  T654]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.760815][  T654]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.760946][  T654]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.761074][  T654]  ? __kernel_text_address (kernel/extable.c:79)
[   24.761202][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.761332][  T654]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.761544][  T654]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.761747][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.761881][  T654]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.762009][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.762137][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.762265][  T654]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.762481][  T654]  ? __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)
[   24.762610][  T654]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.762741][  T654]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.762877][  T654]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.763007][  T654]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.763138][  T654]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.763268][  T654]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.763464][  T654]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.763595][  T654]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.763724][  T654]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.763852][  T654]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.763986][  T654]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.764113][  T654]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.764242][  T654]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.764424][  T654]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.764557][  T654]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.764686][  T654]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.764815][  T654]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.764949][  T654]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.765078][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.765208][  T654]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.765338][  T654]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.765523][  T654]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.765652][  T654]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.765781][  T654]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.765918][  T654]  ? 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))
[   24.766048][  T654]  ? 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))
[   24.766181][  T654]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.766312][  T654]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.766506][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.766644][  T654]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   24.766780][  T654]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.766918][  T654]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.767047][  T654]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.767178][  T654]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.767307][  T654]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.767483][  T654]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.767613][  T654]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.767742][  T654]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.767904][  T654]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   24.768034][  T654]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.768163][  T654]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.768293][  T654]  ___sys_sendmsg (net/socket.c:2752)
[   24.768428][  T654]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.768588][  T654]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.768731][  T654]  __sys_sendmsg (net/socket.c:2784)
[   24.768868][  T654]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.768996][  T654]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.769160][  T654]  ? 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)
[   24.769289][  T654]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.769424][  T654]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.769553][  T654]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.769682][  T654]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.769814][  T654]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.769978][  T654] RIP: 0033:0x7f2d51c6008e
[   24.770112][  T654] 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
[   24.770576][  T654] RSP: 002b:00007ffdfad30240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.770770][  T654] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2d51c6008e
[   24.770966][  T654] RDX: 0000000000000000 RSI: 00007ffdfad302f0 RDI: 0000000000000005
[   24.771158][  T654] RBP: 00007ffdfad30250 R08: 0000000000000000 R09: 0000000000000000
[   24.771350][  T654] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d169
[   24.771548][  T654] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfad309b0
| [   24.774225][   T47] ------------[ cut here ]------------
| [   24.774373][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   24.774617][   T47] Modules linked in: veth
| [   24.775009][   T47] Tainted: [W]=WARN
[   24.775104][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.775256][   T47] Workqueue: events_unbound linkwatch_event
[   24.775419][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.775577][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.776010][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   24.776160][   T47] RAX: 00000000ffffffa6 RBX: ff1100000bdbd380 RCX: 1ff4000000067f02
[   24.776341][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdbd43c
[   24.776526][   T47] RBP: ff11000010249000 R08: 1fe22000017b7a89 R09: ff11000002402ef8
[   24.776703][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   24.776895][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.777084][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   24.777298][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.777455][   T47] CR2: 00007fda90c6a2a0 CR3: 000000003b139005 CR4: 0000000000771ef0
[   24.777636][   T47] PKRU: 55555554
[   24.777729][   T47] Call Trace:
[   24.777819][   T47]  <TASK>
[   24.777887][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.778010][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.778132][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.778234][   T47]  netif_state_change (net/core/dev.c:1605)
[   24.778362][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   24.778520][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   24.778646][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   24.778771][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.778903][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   24.779027][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   24.779151][   T47]  process_one_work (kernel/workqueue.c:3314)
[   24.779282][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   24.779409][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.779538][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   24.779666][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   24.779791][   T47]  kthread (kernel/kthread.c:436)
[   24.779889][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.780044][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.780169][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   24.780292][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   24.780450][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   24.780574][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.780698][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.782417][   T47] ------------[ cut here ]------------
| [   24.782541][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   24.782784][   T47] Modules linked in: veth
| [   24.783174][   T47] Tainted: [W]=WARN
[   24.783353][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.783519][   T47] Workqueue: events_unbound linkwatch_event
[   24.783681][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.783844][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.784295][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   24.784456][   T47] RAX: 00000000ffffffa6 RBX: ff1100000bdbce40 RCX: 1ff4000000067f02
[   24.784639][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdbcefc
[   24.784823][   T47] RBP: ff11000010254000 R08: 1fe22000017b79e1 R09: ff11000002402ef8
[   24.785015][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   24.785200][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.785390][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   24.785610][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.785766][   T47] CR2: 00007fda90c6a2a0 CR3: 000000003b139005 CR4: 0000000000771ef0
[   24.785960][   T47] PKRU: 55555554
[   24.786056][   T47] Call Trace:
[   24.786151][   T47]  <TASK>
[   24.786214][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.786336][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.786465][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.786559][   T47]  netif_state_change (net/core/dev.c:1605)
[   24.786686][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   24.786845][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   24.786976][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   24.787103][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.787235][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   24.787364][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   24.787488][   T47]  process_one_work (kernel/workqueue.c:3314)
[   24.787614][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   24.787735][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.787871][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   24.788002][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   24.788129][   T47]  kthread (kernel/kthread.c:436)
[   24.788224][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.788383][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.788508][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   24.788633][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   24.788794][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   24.788925][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.789050][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.198621][  T667] ------------[ cut here ]------------
| [   25.198791][  T667] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/667
| [   25.199028][  T667] Modules linked in: veth
| [   25.199402][  T667] Tainted: [W]=WARN
[   25.199499][  T667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.199665][  T667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.199834][  T667] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.200294][  T667] RSP: 0018:ffa0000001ba7030 EFLAGS: 00010286
[   25.200463][  T667] RAX: 00000000ffffffa6 RBX: ff110000091891c0 RCX: 1ff4000000374dcc
[   25.200654][  T667] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000918927c
[   25.200849][  T667] RBP: ff110000103cc000 R08: 1fe2200001231251 R09: ff1100001361aea8
[   25.201037][  T667] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   25.201223][  T667] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103ccce1
[   25.201424][  T667] FS:  00007f0e5e77c840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   25.201646][  T667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.201808][  T667] CR2: 0000000010690988 CR3: 0000000013707004 CR4: 0000000000771ef0
[   25.202003][  T667] PKRU: 55555554
[   25.202097][  T667] Call Trace:
[   25.202190][  T667]  <TASK>
[   25.202255][  T667]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.202390][  T667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.202485][  T667]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.202610][  T667]  __dev_notify_flags (net/core/dev.c:9787)
[   25.202739][  T667]  ? netif_change_name (net/core/dev.c:1495)
[   25.202871][  T667]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.202996][  T667]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   25.203121][  T667]  ? 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))
[   25.203250][  T667]  netif_change_flags (net/core/dev.c:9820)
[   25.203382][  T667]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.203509][  T667]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.203635][  T667]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.203791][  T667]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.203921][  T667]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.204052][  T667]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.204182][  T667]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.204316][  T667]  ? __kernel_text_address (kernel/extable.c:79)
[   25.204451][  T667]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.204582][  T667]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.204711][  T667]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.204840][  T667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.204978][  T667]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.205109][  T667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.205242][  T667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.205376][  T667]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.205507][  T667]  ? __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)
[   25.205637][  T667]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.205765][  T667]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.205894][  T667]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.206020][  T667]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.206147][  T667]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.206274][  T667]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.206400][  T667]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.206526][  T667]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.206649][  T667]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.206773][  T667]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.206906][  T667]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.207032][  T667]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.207156][  T667]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.207281][  T667]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.207414][  T667]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.207539][  T667]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.207666][  T667]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.207790][  T667]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.207918][  T667]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.208046][  T667]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.208168][  T667]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.208295][  T667]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.208500][  T667]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.208626][  T667]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.208756][  T667]  ? 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))
[   25.208884][  T667]  ? 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))
[   25.209014][  T667]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.209139][  T667]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.209264][  T667]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.209454][  T667]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   25.209666][  T667]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.209794][  T667]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.209924][  T667]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.210049][  T667]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.210175][  T667]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.210303][  T667]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.210472][  T667]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.210598][  T667]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.210755][  T667]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   25.210887][  T667]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.211013][  T667]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.211141][  T667]  ___sys_sendmsg (net/socket.c:2752)
[   25.211266][  T667]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.211428][  T667]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.211564][  T667]  __sys_sendmsg (net/socket.c:2784)
[   25.211689][  T667]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.211814][  T667]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.211977][  T667]  ? 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)
[   25.212104][  T667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.212231][  T667]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.212363][  T667]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.212488][  T667]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.212615][  T667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.212769][  T667] RIP: 0033:0x7f0e5e9b608e
[   25.212906][  T667] 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
[   25.213352][  T667] RSP: 002b:00007ffed80dd5b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.213547][  T667] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0e5e9b608e
[   25.213736][  T667] RDX: 0000000000000000 RSI: 00007ffed80dd660 RDI: 0000000000000005
[   25.213931][  T667] RBP: 00007ffed80dd5c0 R08: 0000000000000000 R09: 0000000000000000
[   25.214120][  T667] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d169
[   25.214307][  T667] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed80ddd20
| [   25.274011][  T669] ------------[ cut here ]------------
| [   25.274228][  T669] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/669
| [   25.275002][  T669] Modules linked in: veth
| [   25.275577][  T669] Tainted: [W]=WARN
[   25.275735][  T669] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.275948][  T669] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.276166][  T669] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.276676][  T669] RSP: 0018:ffa0000001bc7030 EFLAGS: 00010286
[   25.276887][  T669] RAX: 00000000ffffffa6 RBX: ff1100000c6fd1c0 RCX: 1ff4000000378dcc
[   25.277122][  T669] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fd27c
[   25.277355][  T669] RBP: ff11000010021000 R08: 1fe22000018dfa51 R09: ff1100001366d1e8
[   25.277602][  T669] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   25.277834][  T669] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010021ce1
[   25.278075][  T669] FS:  00007fc4a73e6840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   25.278341][  T669] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.278562][  T669] CR2: 000000000c405988 CR3: 0000000011ac6006 CR4: 0000000000771ef0
[   25.278797][  T669] PKRU: 55555554
[   25.278943][  T669] Call Trace:
[   25.279083][  T669]  <TASK>
[   25.279194][  T669]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.279380][  T669]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.279523][  T669]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.279695][  T669]  __dev_notify_flags (net/core/dev.c:9787)
[   25.279877][  T669]  ? netif_change_name (net/core/dev.c:1495)
[   25.280050][  T669]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.280222][  T669]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   25.280406][  T669]  ? 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))
[   25.280580][  T669]  netif_change_flags (net/core/dev.c:9820)
[   25.280755][  T669]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.280939][  T669]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.281114][  T669]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.281318][  T669]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.281502][  T669]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.281673][  T669]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.281851][  T669]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.282022][  T669]  ? __kernel_text_address (kernel/extable.c:79)
[   25.282195][  T669]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.282381][  T669]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.282550][  T669]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.282721][  T669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.282902][  T669]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.283072][  T669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.283243][  T669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.283427][  T669]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.283601][  T669]  ? __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)
[   25.283773][  T669]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.283951][  T669]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.284124][  T669]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.284300][  T669]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.284487][  T669]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.284661][  T669]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.284830][  T669]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.285014][  T669]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.285187][  T669]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.285371][  T669]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.285544][  T669]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.285715][  T669]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.285896][  T669]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.286072][  T669]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.286245][  T669]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.286430][  T669]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.286603][  T669]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.286774][  T669]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.286948][  T669]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.287123][  T669]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.287293][  T669]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.287475][  T669]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.287646][  T669]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.287817][  T669]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.288000][  T669]  ? 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))
[   25.288172][  T669]  ? 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))
[   25.288346][  T669]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.288531][  T669]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.288705][  T669]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.288885][  T669]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   25.289059][  T669]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.289235][  T669]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.289418][  T669]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.289593][  T669]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.289768][  T669]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.289950][  T669]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.290123][  T669]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.290296][  T669]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.290512][  T669]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   25.290690][  T669]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.290871][  T669]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.291051][  T669]  ___sys_sendmsg (net/socket.c:2752)
[   25.291222][  T669]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.291438][  T669]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.291621][  T669]  __sys_sendmsg (net/socket.c:2784)
[   25.291795][  T669]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.291974][  T669]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.292180][  T669]  ? 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)
[   25.292371][  T669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.292545][  T669]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.292716][  T669]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.292896][  T669]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.293073][  T669]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.293277][  T669] RIP: 0033:0x7fc4a762008e
[   25.293472][  T669] 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
[   25.293973][  T669] RSP: 002b:00007ffea60845f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.294209][  T669] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc4a762008e
[   25.294457][  T669] RDX: 0000000000000000 RSI: 00007ffea60846a0 RDI: 0000000000000005
[   25.294690][  T669] RBP: 00007ffea6084600 R08: 0000000000000000 R09: 0000000000000000
[   25.294930][  T669] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d169
[   25.295166][  T669] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea6084d60
| [   25.297515][   T38] ------------[ cut here ]------------
| [   25.297646][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   25.297890][   T38] Modules linked in: veth
| [   25.298250][   T38] Tainted: [W]=WARN
[   25.298339][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.298494][   T38] Workqueue: events_unbound linkwatch_event
[   25.298648][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.298799][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.299230][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   25.299386][   T38] RAX: 00000000ffffffa6 RBX: ff110000094003c0 RCX: 1ff4000000055f02
[   25.299562][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000940047c
[   25.299763][   T38] RBP: ff11000010021000 R08: 1fe2200001280091 R09: ff11000001d82ef8
[   25.299944][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   25.300118][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.300303][   T38] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   25.300517][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.300664][   T38] CR2: 00007fa6ecd3f2a0 CR3: 000000003b139002 CR4: 0000000000771ef0
[   25.300849][   T38] PKRU: 55555554
[   25.300940][   T38] Call Trace:
[   25.301028][   T38]  <TASK>
[   25.301092][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.301214][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.301335][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.301431][   T38]  netif_state_change (net/core/dev.c:1605)
[   25.301554][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   25.301707][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   25.301828][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   25.301952][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.302072][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   25.302192][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   25.302310][   T38]  process_one_work (kernel/workqueue.c:3314)
[   25.302435][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.302554][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.302675][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.302795][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.302919][   T38]  kthread (kernel/kthread.c:436)
[   25.303007][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.303150][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.303267][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.303389][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.303538][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.303656][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.303772][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.305391][   T38] ------------[ cut here ]------------
| [   25.305506][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   25.305735][   T38] Modules linked in: veth
| [   25.306092][   T38] Tainted: [W]=WARN
[   25.306180][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.306324][   T38] Workqueue: events_unbound linkwatch_event
[   25.306482][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.306633][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.307050][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   25.307196][   T38] RAX: 00000000ffffffa6 RBX: ff11000009400e40 RCX: 1ff4000000055f02
[   25.307377][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009400efc
[   25.307550][   T38] RBP: ff110000103cc000 R08: 1fe22000012801e1 R09: ff11000001d82ef8
[   25.307722][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   25.307899][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.308074][   T38] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   25.308290][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.308447][   T38] CR2: 00007fa6ecd3f2a0 CR3: 000000003b139002 CR4: 0000000000771ef0
[   25.308630][   T38] PKRU: 55555554
[   25.308721][   T38] Call Trace:
[   25.308811][   T38]  <TASK>
[   25.308877][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.309003][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.309127][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.309222][   T38]  netif_state_change (net/core/dev.c:1605)
[   25.309348][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   25.309505][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   25.309627][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   25.309753][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.309884][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   25.310007][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   25.310130][   T38]  process_one_work (kernel/workqueue.c:3314)
[   25.310256][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.310382][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.310507][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.310632][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.310753][   T38]  kthread (kernel/kthread.c:436)
[   25.310847][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.310996][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.311119][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.311241][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.311399][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.311522][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.311645][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.709491][  T682] ------------[ cut here ]------------
| [   25.709673][  T682] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/682
| [   25.709908][  T682] Modules linked in: veth
| [   25.710284][  T682] Tainted: [W]=WARN
[   25.710866][  T682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.711041][  T682] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.711211][  T682] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.711670][  T682] RSP: 0018:ffa0000001c87030 EFLAGS: 00010286
[   25.711840][  T682] RAX: 00000000ffffffa6 RBX: ff1100000f0c3000 RCX: 1ff4000000390dcc
[   25.712032][  T682] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c30bc
[   25.712223][  T682] RBP: ff110000104fc000 R08: 1fe2200001e18619 R09: ff1100000c762ea8
[   25.712418][  T682] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   25.712608][  T682] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104fcce1
[   25.712799][  T682] FS:  00007f190b96e840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   25.713027][  T682] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.713186][  T682] CR2: 00000000135a5988 CR3: 0000000013305003 CR4: 0000000000771ef0
[   25.713388][  T682] PKRU: 55555554
[   25.713487][  T682] Call Trace:
[   25.713585][  T682]  <TASK>
[   25.713651][  T682]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.713791][  T682]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.713894][  T682]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.714020][  T682]  __dev_notify_flags (net/core/dev.c:9787)
[   25.714147][  T682]  ? netif_change_name (net/core/dev.c:1495)
[   25.714278][  T682]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.714418][  T682]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   25.714549][  T682]  ? 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))
[   25.714680][  T682]  netif_change_flags (net/core/dev.c:9820)
[   25.714808][  T682]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.714941][  T682]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.715068][  T682]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.715230][  T682]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.715366][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.715492][  T682]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.715619][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.715748][  T682]  ? __kernel_text_address (kernel/extable.c:79)
[   25.715880][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.716010][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.716140][  T682]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.716271][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.716407][  T682]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.716537][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.716668][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.716801][  T682]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.716943][  T682]  ? __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)
[   25.717076][  T682]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.717208][  T682]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.717341][  T682]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.717479][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.717611][  T682]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.717741][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.717873][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.718000][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.718127][  T682]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.718256][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.718393][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.718519][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.718645][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.718773][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.718905][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.719032][  T682]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.719160][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.719286][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.719418][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.719547][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.719674][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.719803][  T682]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.719935][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.720063][  T682]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.720193][  T682]  ? 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))
[   25.720320][  T682]  ? 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))
[   25.720455][  T682]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.720583][  T682]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.720712][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.720842][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   25.720970][  T682]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.721098][  T682]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.721225][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.721353][  T682]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.721487][  T682]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.721615][  T682]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.721741][  T682]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.721873][  T682]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.722030][  T682]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   25.722159][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.722287][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.722418][  T682]  ___sys_sendmsg (net/socket.c:2752)
[   25.722543][  T682]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.722701][  T682]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.722844][  T682]  __sys_sendmsg (net/socket.c:2784)
[   25.722972][  T682]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.723099][  T682]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.723260][  T682]  ? 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)
[   25.723393][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.723520][  T682]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.723647][  T682]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.723774][  T682]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.723904][  T682]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.724061][  T682] RIP: 0033:0x7f190bba808e
[   25.724195][  T682] 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
[   25.724650][  T682] RSP: 002b:00007ffef5045860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.724846][  T682] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f190bba808e
[   25.725035][  T682] RDX: 0000000000000000 RSI: 00007ffef5045910 RDI: 0000000000000005
[   25.725222][  T682] RBP: 00007ffef5045870 R08: 0000000000000000 R09: 0000000000000000
[   25.725416][  T682] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16a
[   25.725605][  T682] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef5045fd0
| [   25.781156][  T684] ------------[ cut here ]------------
| [   25.781351][  T684] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/684
| [   25.782275][  T684] Modules linked in: veth
| [   25.782736][  T684] Tainted: [W]=WARN
[   25.782887][  T684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.783089][  T684] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.783301][  T684] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.783809][  T684] RSP: 0018:ffa0000001ca7030 EFLAGS: 00010286
[   25.784023][  T684] RAX: 00000000ffffffa6 RBX: ff110000131e7e00 RCX: 1ff4000000394dcc
[   25.784256][  T684] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e7ebc
[   25.784499][  T684] RBP: ff110000104e9000 R08: 1fe220000263cfd9 R09: ff11000010bd8b68
[   25.784735][  T684] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   25.784978][  T684] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104e9ce1
[   25.785212][  T684] FS:  00007fe91d767840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   25.785491][  T684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.785704][  T684] CR2: 000000001d32a988 CR3: 000000001138c002 CR4: 0000000000771ef0
[   25.785950][  T684] PKRU: 55555554
[   25.786090][  T684] Call Trace:
[   25.786231][  T684]  <TASK>
[   25.786342][  T684]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.786535][  T684]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.786679][  T684]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.786863][  T684]  __dev_notify_flags (net/core/dev.c:9787)
[   25.787038][  T684]  ? netif_change_name (net/core/dev.c:1495)
[   25.787214][  T684]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.787401][  T684]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   25.787580][  T684]  ? 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))
[   25.787758][  T684]  netif_change_flags (net/core/dev.c:9820)
[   25.787940][  T684]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.788119][  T684]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.788298][  T684]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.788523][  T684]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.788697][  T684]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.788875][  T684]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.789047][  T684]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.789220][  T684]  ? __kernel_text_address (kernel/extable.c:79)
[   25.789406][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.789581][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.789754][  T684]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.789938][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.790113][  T684]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.790283][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.790467][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.790642][  T684]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.790817][  T684]  ? __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)
[   25.790996][  T684]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.791172][  T684]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.791349][  T684]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.791537][  T684]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.791713][  T684]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.791897][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.792069][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.792242][  T684]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.792426][  T684]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.792599][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.792777][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.792956][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.793131][  T684]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.793308][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.793492][  T684]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.793667][  T684]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.793845][  T684]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.794017][  T684]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.794190][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.794378][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.794549][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.794723][  T684]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.794903][  T684]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.795080][  T684]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.795259][  T684]  ? 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))
[   25.795438][  T684]  ? 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))
[   25.795613][  T684]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.795787][  T684]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.795967][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.796139][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   25.796313][  T684]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.796505][  T684]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.796677][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.796857][  T684]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.797031][  T684]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.797206][  T684]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.797392][  T684]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.797565][  T684]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.797770][  T684]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   25.797955][  T684]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.798132][  T684]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.798308][  T684]  ___sys_sendmsg (net/socket.c:2752)
[   25.798492][  T684]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.798698][  T684]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.798889][  T684]  __sys_sendmsg (net/socket.c:2784)
[   25.799065][  T684]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.799236][  T684]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.799458][  T684]  ? 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)
[   25.799631][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.799805][  T684]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.799987][  T684]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.800159][  T684]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.800332][  T684]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.800550][  T684] RIP: 0033:0x7fe91d9a108e
[   25.800728][  T684] 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
[   25.801232][  T684] RSP: 002b:00007fff7d7ad440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.801483][  T684] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe91d9a108e
[   25.801718][  T684] RDX: 0000000000000000 RSI: 00007fff7d7ad4f0 RDI: 0000000000000005
[   25.801958][  T684] RBP: 00007fff7d7ad450 R08: 0000000000000000 R09: 0000000000000000
[   25.802193][  T684] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16a
[   25.802438][  T684] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7d7adbb0
| [   25.804764][   T38] ------------[ cut here ]------------
| [   25.804895][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   25.805129][   T38] Modules linked in: veth
| [   25.805498][   T38] Tainted: [W]=WARN
[   25.805588][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.805736][   T38] Workqueue: events_unbound linkwatch_event
[   25.805896][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.806050][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.806478][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   25.806625][   T38] RAX: 00000000ffffffa6 RBX: ff1100000bdbc200 RCX: 1ff4000000055f02
[   25.806801][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdbc2bc
[   25.806982][   T38] RBP: ff110000104e9000 R08: 1fe22000017b7859 R09: ff11000001d82ef8
[   25.807158][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   25.807334][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.807519][   T38] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   25.807723][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.807876][   T38] CR2: 00007f654c7af2a0 CR3: 000000003b139005 CR4: 0000000000771ef0
[   25.808052][   T38] PKRU: 55555554
[   25.808140][   T38] Call Trace:
[   25.808230][   T38]  <TASK>
[   25.808292][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.808417][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.808537][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.808629][   T38]  netif_state_change (net/core/dev.c:1605)
[   25.808749][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   25.808909][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   25.809031][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   25.809154][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.809278][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   25.809402][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   25.809522][   T38]  process_one_work (kernel/workqueue.c:3314)
[   25.809647][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.809766][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.809893][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.810017][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.810135][   T38]  kthread (kernel/kthread.c:436)
[   25.810225][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.810378][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.810499][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.810620][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.810772][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.810896][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.811015][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.812745][   T38] ------------[ cut here ]------------
| [   25.812866][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   25.813097][   T38] Modules linked in: veth
| [   25.813470][   T38] Tainted: [W]=WARN
[   25.813563][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.813720][   T38] Workqueue: events_unbound linkwatch_event
[   25.813889][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.814050][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.814483][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   25.814634][   T38] RAX: 00000000ffffffa6 RBX: ff1100000bdbd540 RCX: 1ff4000000055f02
[   25.814812][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdbd5fc
[   25.814997][   T38] RBP: ff110000104fc000 R08: 1fe22000017b7ac1 R09: ff11000001d82ef8
[   25.815183][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   25.815374][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.815560][   T38] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   25.815776][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.815932][   T38] CR2: 00007f654c7af2a0 CR3: 000000003b139005 CR4: 0000000000771ef0
[   25.816110][   T38] PKRU: 55555554
[   25.816200][   T38] Call Trace:
[   25.816290][   T38]  <TASK>
[   25.816354][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.816482][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.816608][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.816701][   T38]  netif_state_change (net/core/dev.c:1605)
[   25.816823][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   25.816978][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   25.817099][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   25.817220][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.817344][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   25.817470][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   25.817592][   T38]  process_one_work (kernel/workqueue.c:3314)
[   25.817718][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.817842][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.817969][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.818095][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.818217][   T38]  kthread (kernel/kthread.c:436)
[   25.818308][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.818464][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.818584][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.818707][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.818865][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.818986][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.819108][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.237199][  T697] ------------[ cut here ]------------
| [   26.237446][  T697] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/697
| [   26.237674][  T697] Modules linked in: veth
| [   26.238042][  T697] Tainted: [W]=WARN
[   26.238141][  T697] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.238303][  T697] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.238478][  T697] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.238939][  T697] RSP: 0018:ffa0000001d47030 EFLAGS: 00010286
[   26.239100][  T697] RAX: 00000000ffffffa6 RBX: ff11000009188900 RCX: 1ff40000003a8dcc
[   26.239292][  T697] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000091889bc
[   26.239494][  T697] RBP: ff11000010581000 R08: 1fe2200001231139 R09: ff11000012998b68
[   26.239683][  T697] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   26.239879][  T697] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010581ce1
[   26.240068][  T697] FS:  00007f2caa63e840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   26.240291][  T697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.240464][  T697] CR2: 000000003f18f988 CR3: 0000000012e15004 CR4: 0000000000771ef0
[   26.240659][  T697] PKRU: 55555554
[   26.240754][  T697] Call Trace:
[   26.240852][  T697]  <TASK>
[   26.240919][  T697]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.241049][  T697]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.241147][  T697]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.241277][  T697]  __dev_notify_flags (net/core/dev.c:9787)
[   26.241414][  T697]  ? netif_change_name (net/core/dev.c:1495)
[   26.241541][  T697]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.241672][  T697]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   26.241800][  T697]  ? 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))
[   26.241935][  T697]  netif_change_flags (net/core/dev.c:9820)
[   26.242066][  T697]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.242197][  T697]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.242327][  T697]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.242498][  T697]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.242623][  T697]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.242751][  T697]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.242881][  T697]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.243010][  T697]  ? __kernel_text_address (kernel/extable.c:79)
[   26.243139][  T697]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.243270][  T697]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.243402][  T697]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.243530][  T697]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.243656][  T697]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.243781][  T697]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.243913][  T697]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.244041][  T697]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.244169][  T697]  ? __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)
[   26.244298][  T697]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.244430][  T697]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.244558][  T697]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.244689][  T697]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.244822][  T697]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.244951][  T697]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.245077][  T697]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.245207][  T697]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.245334][  T697]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.245466][  T697]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.245598][  T697]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.245725][  T697]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.245856][  T697]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.245986][  T697]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.246116][  T697]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.246244][  T697]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.246374][  T697]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.246501][  T697]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.246630][  T697]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.246760][  T697]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.246893][  T697]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.247021][  T697]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.247149][  T697]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.247280][  T697]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.247419][  T697]  ? 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))
[   26.247546][  T697]  ? 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))
[   26.247676][  T697]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.247804][  T697]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.247936][  T697]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.248063][  T697]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   26.248193][  T697]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.248324][  T697]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.248458][  T697]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.248586][  T697]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.248715][  T697]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.248849][  T697]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.248977][  T697]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.249105][  T697]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.249264][  T697]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   26.249486][  T697]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.249615][  T697]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.249745][  T697]  ___sys_sendmsg (net/socket.c:2752)
[   26.249879][  T697]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.250041][  T697]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.250182][  T697]  __sys_sendmsg (net/socket.c:2784)
[   26.250312][  T697]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.250506][  T697]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.250671][  T697]  ? 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)
[   26.250801][  T697]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.250935][  T697]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.251066][  T697]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.251198][  T697]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.251327][  T697]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.251548][  T697] RIP: 0033:0x7f2caa87808e
[   26.251685][  T697] 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
[   26.252161][  T697] RSP: 002b:00007ffd19a77330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.252456][  T697] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2caa87808e
[   26.252652][  T697] RDX: 0000000000000000 RSI: 00007ffd19a773e0 RDI: 0000000000000005
[   26.252848][  T697] RBP: 00007ffd19a77340 R08: 0000000000000000 R09: 0000000000000000
[   26.253039][  T697] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16a
[   26.253233][  T697] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd19a77aa0
| [   26.307228][  T699] ------------[ cut here ]------------
| [   26.307381][  T699] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/699
| [   26.307602][  T699] Modules linked in: veth
| [   26.307971][  T699] Tainted: [W]=WARN
[   26.308067][  T699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.308226][  T699] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.308399][  T699] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.308861][  T699] RSP: 0018:ffa0000001d67030 EFLAGS: 00010286
[   26.309021][  T699] RAX: 00000000ffffffa6 RBX: ff110000131e6740 RCX: 1ff40000003acdcc
[   26.309212][  T699] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e67fc
[   26.309404][  T699] RBP: ff11000010584000 R08: 1fe220000263cd01 R09: ff1100001299d1e8
[   26.309592][  T699] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   26.309783][  T699] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010584ce1
[   26.309976][  T699] FS:  00007f2a583ce840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   26.310198][  T699] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.310362][  T699] CR2: 0000000002a5a988 CR3: 0000000012e15006 CR4: 0000000000771ef0
[   26.310551][  T699] PKRU: 55555554
[   26.310647][  T699] Call Trace:
[   26.310742][  T699]  <TASK>
[   26.310808][  T699]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.310942][  T699]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.311037][  T699]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.311162][  T699]  __dev_notify_flags (net/core/dev.c:9787)
[   26.311289][  T699]  ? netif_change_name (net/core/dev.c:1495)
[   26.311485][  T699]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.311611][  T699]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   26.311737][  T699]  ? 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))
[   26.311872][  T699]  netif_change_flags (net/core/dev.c:9820)
[   26.311998][  T699]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.312126][  T699]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.312253][  T699]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.312498][  T699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.312624][  T699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.312748][  T699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.312881][  T699]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.313007][  T699]  ? __kernel_text_address (kernel/extable.c:79)
[   26.313134][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.313264][  T699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.313478][  T699]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.313674][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.313801][  T699]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.313933][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.314061][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.314193][  T699]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.314324][  T699]  ? __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)
[   26.314517][  T699]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.314645][  T699]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.314774][  T699]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.314909][  T699]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.315039][  T699]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.315169][  T699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.315298][  T699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.315479][  T699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.315609][  T699]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.315735][  T699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.315873][  T699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.316004][  T699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.316133][  T699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.316261][  T699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.316447][  T699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.316574][  T699]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.316704][  T699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.316839][  T699]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.316970][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.317104][  T699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.317232][  T699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.317370][  T699]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.317499][  T699]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.317630][  T699]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.317763][  T699]  ? 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))
[   26.317899][  T699]  ? 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))
[   26.318041][  T699]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.318173][  T699]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.318304][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.318438][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   26.318569][  T699]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.318701][  T699]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.318838][  T699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.318968][  T699]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.319098][  T699]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.319230][  T699]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.319366][  T699]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.319496][  T699]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.319655][  T699]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   26.319785][  T699]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.319918][  T699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.320049][  T699]  ___sys_sendmsg (net/socket.c:2752)
[   26.320180][  T699]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.320347][  T699]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.320495][  T699]  __sys_sendmsg (net/socket.c:2784)
[   26.320626][  T699]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.320756][  T699]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.320924][  T699]  ? 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)
[   26.321052][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.321182][  T699]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.321312][  T699]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.321450][  T699]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.321580][  T699]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.321740][  T699] RIP: 0033:0x7f2a5860808e
[   26.321881][  T699] 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
[   26.322344][  T699] RSP: 002b:00007ffe07a8a520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.322547][  T699] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2a5860808e
[   26.322741][  T699] RDX: 0000000000000000 RSI: 00007ffe07a8a5d0 RDI: 0000000000000005
[   26.322942][  T699] RBP: 00007ffe07a8a530 R08: 0000000000000000 R09: 0000000000000000
[   26.323137][  T699] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16a
[   26.323331][  T699] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe07a8ac90
| [   26.325315][   T47] ------------[ cut here ]------------
| [   26.325495][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   26.325779][   T47] Modules linked in: veth
| [   26.326244][   T47] Tainted: [W]=WARN
[   26.326393][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.326588][   T47] Workqueue: events_unbound linkwatch_event
[   26.326789][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.326999][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.327482][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   26.327678][   T47] RAX: 00000000ffffffa6 RBX: ff11000012d13000 RCX: 1ff4000000067f02
[   26.327911][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d130bc
[   26.328133][   T47] RBP: ff11000010584000 R08: 1fe22000025a2619 R09: ff11000002402ef8
[   26.328352][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   26.328590][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.328820][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   26.329075][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.329270][   T47] CR2: 00007efc47350b20 CR3: 000000000af3d005 CR4: 0000000000771ef0
[   26.329510][   T47] PKRU: 55555554
[   26.329645][   T47] Call Trace:
[   26.329779][   T47]  <TASK>
[   26.329891][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.330059][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.330228][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.330381][   T47]  netif_state_change (net/core/dev.c:1605)
[   26.330548][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   26.330744][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   26.330915][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   26.331085][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.331257][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   26.331448][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   26.331616][   T47]  process_one_work (kernel/workqueue.c:3314)
[   26.331788][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.331962][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.332136][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.332309][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.332488][   T47]  kthread (kernel/kthread.c:436)
[   26.332629][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.332835][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.333005][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.333173][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.333382][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.333559][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.333726][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.336063][   T47] ------------[ cut here ]------------
| [   26.336227][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   26.336536][   T47] Modules linked in: veth
| [   26.337035][   T47] Tainted: [W]=WARN
[   26.337259][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.337468][   T47] Workqueue: events_unbound linkwatch_event
[   26.337673][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.337894][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.338460][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   26.338660][   T47] RAX: 00000000ffffffa6 RBX: ff11000012d131c0 RCX: 1ff4000000067f02
[   26.338971][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d1327c
[   26.339197][   T47] RBP: ff11000010581000 R08: 1fe22000025a2651 R09: ff11000002402ef8
[   26.339438][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   26.339779][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.340090][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   26.340437][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.340636][   T47] CR2: 00007efc47350b20 CR3: 000000003b139003 CR4: 0000000000771ef0
[   26.340874][   T47] PKRU: 55555554
[   26.341011][   T47] Call Trace:
[   26.341227][   T47]  <TASK>
[   26.341337][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.341520][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.341693][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.341838][   T47]  netif_state_change (net/core/dev.c:1605)
[   26.342083][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   26.342284][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   26.342467][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   26.342708][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.342885][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   26.343056][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   26.343230][   T47]  process_one_work (kernel/workqueue.c:3314)
[   26.343488][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.343654][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.343832][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.344001][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.344240][   T47]  kthread (kernel/kthread.c:436)
[   26.344388][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.344585][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.344751][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.345006][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.345203][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.345383][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.345550][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.753287][  T712] ------------[ cut here ]------------
| [   26.753496][  T712] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/712
| [   26.753775][  T712] Modules linked in: veth
| [   26.754246][  T712] Tainted: [W]=WARN
[   26.754404][  T712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.754613][  T712] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.754839][  T712] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.755346][  T712] RSP: 0018:ffa0000001e17030 EFLAGS: 00010286
[   26.755569][  T712] RAX: 00000000ffffffa6 RBX: ff11000012237700 RCX: 1ff40000003c2dcc
[   26.755817][  T712] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000122377bc
[   26.756056][  T712] RBP: ff11000010771000 R08: 1fe2200002446ef9 R09: ff1100000c15aea8
[   26.756297][  T712] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   26.756547][  T712] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010771ce1
[   26.756791][  T712] FS:  00007f31b29d5840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   26.757072][  T712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.757288][  T712] CR2: 000000003fd15988 CR3: 0000000013577001 CR4: 0000000000771ef0
[   26.757542][  T712] PKRU: 55555554
[   26.757688][  T712] Call Trace:
[   26.757841][  T712]  <TASK>
[   26.757958][  T712]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.758140][  T712]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.758287][  T712]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.758473][  T712]  __dev_notify_flags (net/core/dev.c:9787)
[   26.758652][  T712]  ? netif_change_name (net/core/dev.c:1495)
[   26.758837][  T712]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.759017][  T712]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   26.759194][  T712]  ? 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))
[   26.759389][  T712]  netif_change_flags (net/core/dev.c:9820)
[   26.759567][  T712]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.759745][  T712]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.759930][  T712]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.760143][  T712]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.760319][  T712]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.760506][  T712]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.760682][  T712]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.760868][  T712]  ? __kernel_text_address (kernel/extable.c:79)
[   26.761047][  T712]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.761225][  T712]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.761412][  T712]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.761591][  T712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.761768][  T712]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.761950][  T712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.762127][  T712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.762305][  T712]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.762497][  T712]  ? __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)
[   26.762672][  T712]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.762857][  T712]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.763037][  T712]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.763215][  T712]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.763418][  T712]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.763596][  T712]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.763770][  T712]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.763956][  T712]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.764132][  T712]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.764307][  T712]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.764501][  T712]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.764685][  T712]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.764869][  T712]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.765048][  T712]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.765227][  T712]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.765417][  T712]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.765596][  T712]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.765773][  T712]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.765959][  T712]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.766137][  T712]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.766312][  T712]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.766504][  T712]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.766681][  T712]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.766867][  T712]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.767052][  T712]  ? 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))
[   26.767228][  T712]  ? 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))
[   26.767423][  T712]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.767604][  T712]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.767779][  T712]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.767963][  T712]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   26.768140][  T712]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.768319][  T712]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.768505][  T712]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.768683][  T712]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.768868][  T712]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.769045][  T712]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.769221][  T712]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.769409][  T712]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.769634][  T712]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   26.769820][  T712]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.769997][  T712]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.770175][  T712]  ___sys_sendmsg (net/socket.c:2752)
[   26.770350][  T712]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.770571][  T712]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.770763][  T712]  __sys_sendmsg (net/socket.c:2784)
[   26.770947][  T712]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.771120][  T712]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.771330][  T712]  ? 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)
[   26.771519][  T712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.771696][  T712]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.771882][  T712]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.772060][  T712]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.772238][  T712]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.772458][  T712] RIP: 0033:0x7f31b2c0f08e
[   26.772639][  T712] 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
[   26.773153][  T712] RSP: 002b:00007ffdf62a2390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.773408][  T712] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f31b2c0f08e
[   26.773645][  T712] RDX: 0000000000000000 RSI: 00007ffdf62a2440 RDI: 0000000000000005
[   26.773893][  T712] RBP: 00007ffdf62a23a0 R08: 0000000000000000 R09: 0000000000000000
[   26.774133][  T712] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16b
[   26.774385][  T712] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf62a2b00
| [   26.832491][  T714] ------------[ cut here ]------------
| [   26.832635][  T714] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/714
| [   26.832860][  T714] Modules linked in: veth
| [   26.833221][  T714] Tainted: [W]=WARN
[   26.833318][  T714] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.833593][  T714] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.833761][  T714] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.834222][  T714] RSP: 0018:ffa0000001e27030 EFLAGS: 00010286
[   26.834445][  T714] RAX: 00000000ffffffa6 RBX: ff11000012236580 RCX: 1ff40000003c4dcc
[   26.834633][  T714] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001223663c
[   26.834825][  T714] RBP: ff11000010774000 R08: 1fe2200002446cc9 R09: ff1100000c762ea8
[   26.835018][  T714] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   26.835205][  T714] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010774ce1
[   26.835484][  T714] FS:  00007ff3f9181840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   26.835714][  T714] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.835882][  T714] CR2: 00007ff3f94511a0 CR3: 000000000517a004 CR4: 0000000000771ef0
[   26.836073][  T714] PKRU: 55555554
[   26.836168][  T714] Call Trace:
[   26.836264][  T714]  <TASK>
[   26.836331][  T714]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.836465][  T714]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.836562][  T714]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.836689][  T714]  __dev_notify_flags (net/core/dev.c:9787)
[   26.836823][  T714]  ? netif_change_name (net/core/dev.c:1495)
[   26.836949][  T714]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.837075][  T714]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   26.837203][  T714]  ? 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))
[   26.837333][  T714]  netif_change_flags (net/core/dev.c:9820)
[   26.837465][  T714]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.837595][  T714]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.837725][  T714]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.837890][  T714]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.838016][  T714]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.838144][  T714]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.838271][  T714]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.838403][  T714]  ? __kernel_text_address (kernel/extable.c:79)
[   26.838532][  T714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.838662][  T714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.838790][  T714]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.838924][  T714]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.839051][  T714]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.839176][  T714]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.839303][  T714]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.839433][  T714]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.839561][  T714]  ? __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)
[   26.839692][  T714]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.839834][  T714]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.839963][  T714]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.840092][  T714]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.840223][  T714]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.840352][  T714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.840483][  T714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.840649][  T714]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.840833][  T714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.840969][  T714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.841100][  T714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.841228][  T714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.841356][  T714]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.841493][  T714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.841622][  T714]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.841751][  T714]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.841889][  T714]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.842016][  T714]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.842144][  T714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.842278][  T714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.842411][  T714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.842540][  T714]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.842669][  T714]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.842802][  T714]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.842950][  T714]  ? 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))
[   26.843133][  T714]  ? 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))
[   26.843322][  T714]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.843532][  T714]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.843720][  T714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.843915][  T714]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   26.844103][  T714]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.844241][  T714]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.844380][  T714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.844511][  T714]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.844645][  T714]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.844778][  T714]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.844915][  T714]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.845044][  T714]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.845208][  T714]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   26.845340][  T714]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.845477][  T714]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.845611][  T714]  ___sys_sendmsg (net/socket.c:2752)
[   26.845742][  T714]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.845910][  T714]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.846053][  T714]  __sys_sendmsg (net/socket.c:2784)
[   26.846185][  T714]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.846316][  T714]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.846489][  T714]  ? 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)
[   26.846620][  T714]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.846754][  T714]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.846890][  T714]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.847021][  T714]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.847154][  T714]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.847318][  T714] RIP: 0033:0x7ff3f93bb08e
[   26.847462][  T714] 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
[   26.847971][  T714] RSP: 002b:00007fffc01f9300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.848263][  T714] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff3f93bb08e
[   26.848569][  T714] RDX: 0000000000000000 RSI: 00007fffc01f93b0 RDI: 0000000000000005
[   26.848866][  T714] RBP: 00007fffc01f9310 R08: 0000000000000000 R09: 0000000000000000
[   26.849079][  T714] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16b
[   26.849377][  T714] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc01f9a70
| [   26.856538][   T47] ------------[ cut here ]------------
| [   26.856677][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   26.856920][   T47] Modules linked in: veth
| [   26.857297][   T47] Tainted: [W]=WARN
[   26.857403][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.857556][   T47] Workqueue: events_unbound linkwatch_event
[   26.857714][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.857881][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.858312][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   26.858470][   T47] RAX: 00000000ffffffa6 RBX: ff110000091898c0 RCX: 1ff4000000067f02
[   26.858653][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000918997c
[   26.858836][   T47] RBP: ff11000010774000 R08: 1fe2200001231331 R09: ff11000002402ef8
[   26.859017][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   26.859196][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.859390][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   26.859607][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.859760][   T47] CR2: 00007efc47350b20 CR3: 000000000af3d005 CR4: 0000000000771ef0
[   26.859952][   T47] PKRU: 55555554
[   26.860042][   T47] Call Trace:
[   26.860135][   T47]  <TASK>
[   26.860199][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.860323][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.860455][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.860549][   T47]  netif_state_change (net/core/dev.c:1605)
[   26.860670][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   26.860827][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   26.860949][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   26.861069][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.861197][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   26.861317][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   26.861443][   T47]  process_one_work (kernel/workqueue.c:3314)
[   26.861573][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.861697][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.861825][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.861951][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.862073][   T47]  kthread (kernel/kthread.c:436)
[   26.862163][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.862317][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.862445][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.862568][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.862721][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.862850][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.862971][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.864914][   T47] ------------[ cut here ]------------
| [   26.865035][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   26.865280][   T47] Modules linked in: veth
| [   26.865680][   T47] Tainted: [W]=WARN
[   26.865772][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.865934][   T47] Workqueue: events_unbound linkwatch_event
[   26.866090][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.866248][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.866686][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   26.866844][   T47] RAX: 00000000ffffffa6 RBX: ff11000009401c40 RCX: 1ff4000000067f02
[   26.867027][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009401cfc
[   26.867207][   T47] RBP: ff11000010771000 R08: 1fe22000012803a1 R09: ff11000002402ef8
[   26.867393][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   26.867575][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.867758][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   26.867972][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.868123][   T47] CR2: 00007efc47350b20 CR3: 000000000af3d005 CR4: 0000000000771ef0
[   26.868305][   T47] PKRU: 55555554
[   26.868402][   T47] Call Trace:
[   26.868492][   T47]  <TASK>
[   26.868557][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.868682][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.868812][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.868905][   T47]  netif_state_change (net/core/dev.c:1605)
[   26.869028][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   26.869179][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   26.869299][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   26.869429][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.869552][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   26.869672][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   26.869793][   T47]  process_one_work (kernel/workqueue.c:3314)
[   26.869920][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.870039][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.870163][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.870289][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.870415][   T47]  kthread (kernel/kthread.c:436)
[   26.870505][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.870658][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.870779][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.870903][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.871053][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.871174][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.871295][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.286568][  T727] ------------[ cut here ]------------
| [   27.286728][  T727] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/727
| [   27.286970][  T727] Modules linked in: veth
| [   27.287338][  T727] Tainted: [W]=WARN
[   27.288077][  T727] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.288242][  T727] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.288421][  T727] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.288889][  T727] RSP: 0018:ffa0000001eb7030 EFLAGS: 00010286
[   27.289050][  T727] RAX: 00000000ffffffa6 RBX: ff11000012d12c80 RCX: 1ff40000003d6dcc
[   27.289239][  T727] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d12d3c
[   27.289433][  T727] RBP: ff110000107c9000 R08: 1fe22000025a25a9 R09: ff1100001377aea8
[   27.289620][  T727] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   27.289813][  T727] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000107c9ce1
[   27.290006][  T727] FS:  00007fe62209f840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   27.290230][  T727] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.290399][  T727] CR2: 0000000035d06988 CR3: 00000000135cf001 CR4: 0000000000771ef0
[   27.290593][  T727] PKRU: 55555554
[   27.290689][  T727] Call Trace:
[   27.290788][  T727]  <TASK>
[   27.290855][  T727]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.290985][  T727]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.291083][  T727]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.291213][  T727]  __dev_notify_flags (net/core/dev.c:9787)
[   27.291342][  T727]  ? netif_change_name (net/core/dev.c:1495)
[   27.291475][  T727]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.291601][  T727]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   27.291729][  T727]  ? 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))
[   27.291860][  T727]  netif_change_flags (net/core/dev.c:9820)
[   27.291985][  T727]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.292114][  T727]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.292241][  T727]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.292402][  T727]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.292526][  T727]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.292652][  T727]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.292780][  T727]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.292914][  T727]  ? __kernel_text_address (kernel/extable.c:79)
[   27.293041][  T727]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.293171][  T727]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.293294][  T727]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.293499][  T727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.293625][  T727]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.293750][  T727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.293880][  T727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.294007][  T727]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.294135][  T727]  ? __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)
[   27.294262][  T727]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.294464][  T727]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.294591][  T727]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.294719][  T727]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.294853][  T727]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.294981][  T727]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.295108][  T727]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.295235][  T727]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.295412][  T727]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.295586][  T727]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.295714][  T727]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.295846][  T727]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.295972][  T727]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.296097][  T727]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.296226][  T727]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.296353][  T727]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.296551][  T727]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.296675][  T727]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.296804][  T727]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.296933][  T727]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.297059][  T727]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.297187][  T727]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.297315][  T727]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.297514][  T727]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.297646][  T727]  ? 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))
[   27.297777][  T727]  ? 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))
[   27.297913][  T727]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.298041][  T727]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.298173][  T727]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.298300][  T727]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   27.298494][  T727]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.298624][  T727]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.298753][  T727]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.298886][  T727]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.299012][  T727]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.299140][  T727]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.299268][  T727]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.299462][  T727]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.299620][  T727]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   27.299748][  T727]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.299879][  T727]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.300008][  T727]  ___sys_sendmsg (net/socket.c:2752)
[   27.300136][  T727]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.300295][  T727]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.300497][  T727]  __sys_sendmsg (net/socket.c:2784)
[   27.300623][  T727]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.300748][  T727]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.300915][  T727]  ? 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)
[   27.301041][  T727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.301170][  T727]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.301297][  T727]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.301431][  T727]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.301558][  T727]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.301718][  T727] RIP: 0033:0x7fe6222d908e
[   27.301859][  T727] 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
[   27.302316][  T727] RSP: 002b:00007ffce5ebbdc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.302513][  T727] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe6222d908e
[   27.302703][  T727] RDX: 0000000000000000 RSI: 00007ffce5ebbe70 RDI: 0000000000000005
[   27.302898][  T727] RBP: 00007ffce5ebbdd0 R08: 0000000000000000 R09: 0000000000000000
[   27.303090][  T727] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16b
[   27.303281][  T727] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce5ebc530
| [   27.371091][  T729] ------------[ cut here ]------------
| [   27.371278][  T729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/729
| [   27.371570][  T729] Modules linked in: veth
| [   27.372032][  T729] Tainted: [W]=WARN
[   27.372178][  T729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.372394][  T729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.372607][  T729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.373109][  T729] RSP: 0018:ffa0000001ed7030 EFLAGS: 00010286
[   27.373314][  T729] RAX: 00000000ffffffa6 RBX: ff1100000bdbc200 RCX: 1ff40000003dadcc
[   27.373560][  T729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdbc2bc
[   27.373807][  T729] RBP: ff1100000a041000 R08: 1fe22000017b7859 R09: ff1100000c75aea8
[   27.374040][  T729] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   27.374274][  T729] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a041ce1
[   27.374590][  T729] FS:  00007f125b00a840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   27.374928][  T729] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.375184][  T729] CR2: 000000003d93e988 CR3: 0000000013768005 CR4: 0000000000771ef0
[   27.375427][  T729] PKRU: 55555554
[   27.375570][  T729] Call Trace:
[   27.375710][  T729]  <TASK>
[   27.375829][  T729]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.376016][  T729]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.376158][  T729]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.376329][  T729]  __dev_notify_flags (net/core/dev.c:9787)
[   27.376516][  T729]  ? netif_change_name (net/core/dev.c:1495)
[   27.376686][  T729]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.376866][  T729]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   27.377038][  T729]  ? 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))
[   27.377214][  T729]  netif_change_flags (net/core/dev.c:9820)
[   27.377401][  T729]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.377577][  T729]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.377751][  T729]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.377964][  T729]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.378136][  T729]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.378309][  T729]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.378493][  T729]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.378665][  T729]  ? __kernel_text_address (kernel/extable.c:79)
[   27.378846][  T729]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.379019][  T729]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.379192][  T729]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.379379][  T729]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.379555][  T729]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.379726][  T729]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.379906][  T729]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.380082][  T729]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.380257][  T729]  ? __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)
[   27.380439][  T729]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.380614][  T729]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.380793][  T729]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.380968][  T729]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.381144][  T729]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.381319][  T729]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.381502][  T729]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.381677][  T729]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.381856][  T729]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.382028][  T729]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.382202][  T729]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.382386][  T729]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.382560][  T729]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.382732][  T729]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.382916][  T729]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.383090][  T729]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.383262][  T729]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.383447][  T729]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.383619][  T729]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.383802][  T729]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.383975][  T729]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.384148][  T729]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.384321][  T729]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.384506][  T729]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.384683][  T729]  ? 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))
[   27.384863][  T729]  ? 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))
[   27.385042][  T729]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.385217][  T729]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.385401][  T729]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.385574][  T729]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   27.385750][  T729]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.385936][  T729]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.386107][  T729]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.386280][  T729]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.386465][  T729]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.386639][  T729]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.386820][  T729]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.386991][  T729]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.387192][  T729]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   27.387380][  T729]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.387553][  T729]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.387729][  T729]  ___sys_sendmsg (net/socket.c:2752)
[   27.387909][  T729]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.388116][  T729]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.388302][  T729]  __sys_sendmsg (net/socket.c:2784)
[   27.388486][  T729]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.388657][  T729]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.388873][  T729]  ? 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)
[   27.389045][  T729]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.389219][  T729]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.389406][  T729]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.389579][  T729]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.389754][  T729]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.389963][  T729] RIP: 0033:0x7f125b24408e
[   27.390143][  T729] 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
[   27.390648][  T729] RSP: 002b:00007fff93153120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.390889][  T729] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f125b24408e
[   27.391125][  T729] RDX: 0000000000000000 RSI: 00007fff931531d0 RDI: 0000000000000005
[   27.391370][  T729] RBP: 00007fff93153130 R08: 0000000000000000 R09: 0000000000000000
[   27.391606][  T729] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16b
[   27.391848][  T729] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff93153890
| [   27.394217][   T38] ------------[ cut here ]------------
| [   27.394348][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   27.394592][   T38] Modules linked in: veth
| [   27.394952][   T38] Tainted: [W]=WARN
[   27.395041][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.395187][   T38] Workqueue: events_unbound linkwatch_event
[   27.395337][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.395494][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.395916][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   27.396064][   T38] RAX: 00000000ffffffa6 RBX: ff1100000bdbd000 RCX: 1ff4000000055f02
[   27.396238][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdbd0bc
[   27.396420][   T38] RBP: ff1100000a041000 R08: 1fe22000017b7a19 R09: ff11000001d82ef8
[   27.396591][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   27.396764][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.396944][   T38] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   27.397144][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.397288][   T38] CR2: 00007fe907475574 CR3: 000000003b139006 CR4: 0000000000771ef0
[   27.397470][   T38] PKRU: 55555554
[   27.397558][   T38] Call Trace:
[   27.397645][   T38]  <TASK>
[   27.397712][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.397836][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.397957][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.398051][   T38]  netif_state_change (net/core/dev.c:1605)
[   27.398167][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.398313][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.398436][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.398554][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.398679][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.398801][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   27.398919][   T38]  process_one_work (kernel/workqueue.c:3314)
[   27.399039][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.399155][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.399298][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.399426][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.399542][   T38]  kthread (kernel/kthread.c:436)
[   27.399629][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.399773][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.399892][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.400010][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.400154][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.400271][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.400393][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.402164][   T38] ------------[ cut here ]------------
| [   27.402279][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   27.402514][   T38] Modules linked in: veth
| [   27.402938][   T38] Tainted: [W]=WARN
[   27.403101][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.403249][   T38] Workqueue: events_unbound linkwatch_event
[   27.403493][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.403645][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.404066][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   27.404214][   T38] RAX: 00000000ffffffa6 RBX: ff1100000c3e51c0 RCX: 1ff4000000055f02
[   27.404466][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e527c
[   27.404644][   T38] RBP: ff110000107c9000 R08: 1fe220000187ca51 R09: ff11000001d82ef8
[   27.404821][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   27.404994][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.405170][   T38] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   27.405377][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.405524][   T38] CR2: 00007fe907475574 CR3: 000000003b139006 CR4: 0000000000771ef0
[   27.405696][   T38] PKRU: 55555554
[   27.405862][   T38] Call Trace:
[   27.405947][   T38]  <TASK>
[   27.406056][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.406170][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.406285][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.406378][   T38]  netif_state_change (net/core/dev.c:1605)
[   27.406494][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.406639][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.406758][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.406954][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.407071][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.407190][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   27.407306][   T38]  process_one_work (kernel/workqueue.c:3314)
[   27.407504][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.407618][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.407736][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.407859][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.408046][   T38]  kthread (kernel/kthread.c:436)
[   27.408133][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.408276][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.408397][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.408513][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.408657][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.408773][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.408892][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.826417][  T742] ------------[ cut here ]------------
| [   27.826590][  T742] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/742
| [   27.826825][  T742] Modules linked in: veth
| [   27.827190][  T742] Tainted: [W]=WARN
[   27.827286][  T742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.827455][  T742] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.827623][  T742] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.828085][  T742] RSP: 0018:ffa0000001f97030 EFLAGS: 00010286
[   27.828246][  T742] RAX: 00000000ffffffa6 RBX: ff11000009400740 RCX: 1ff40000003f2dcc
[   27.828443][  T742] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094007fc
[   27.828634][  T742] RBP: ff1100000f3c1000 R08: 1fe2200001280101 R09: ff11000011338b68
[   27.828827][  T742] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   27.829013][  T742] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f3c1ce1
[   27.829202][  T742] FS:  00007f8555403840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   27.829434][  T742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.829593][  T742] CR2: 000000001302a988 CR3: 000000000fdd3005 CR4: 0000000000771ef0
[   27.829785][  T742] PKRU: 55555554
[   27.829892][  T742] Call Trace:
[   27.829986][  T742]  <TASK>
[   27.830052][  T742]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.830183][  T742]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.830280][  T742]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.830416][  T742]  __dev_notify_flags (net/core/dev.c:9787)
[   27.830544][  T742]  ? netif_change_name (net/core/dev.c:1495)
[   27.830670][  T742]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.830801][  T742]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   27.830928][  T742]  ? 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))
[   27.831060][  T742]  netif_change_flags (net/core/dev.c:9820)
[   27.831188][  T742]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.831317][  T742]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.831452][  T742]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.831610][  T742]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.831735][  T742]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.831865][  T742]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.831992][  T742]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.832122][  T742]  ? __kernel_text_address (kernel/extable.c:79)
[   27.832250][  T742]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.832473][  T742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.832662][  T742]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.832798][  T742]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.832926][  T742]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.833052][  T742]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.833181][  T742]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.833308][  T742]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.833512][  T742]  ? __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)
[   27.833641][  T742]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.833772][  T742]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.833905][  T742]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.834035][  T742]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.834168][  T742]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.834300][  T742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.834503][  T742]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.834632][  T742]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.834763][  T742]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.834924][  T742]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.835058][  T742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.835186][  T742]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.835319][  T742]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.835536][  T742]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.835666][  T742]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.835799][  T742]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.835928][  T742]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.836057][  T742]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.836187][  T742]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.836318][  T742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.836518][  T742]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.836649][  T742]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.836792][  T742]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.836921][  T742]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.837053][  T742]  ? 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))
[   27.837183][  T742]  ? 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))
[   27.837314][  T742]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.837521][  T742]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.837654][  T742]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.837791][  T742]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   27.837924][  T742]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.838055][  T742]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.838184][  T742]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.838314][  T742]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.838499][  T742]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.838632][  T742]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.838762][  T742]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.838895][  T742]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.839054][  T742]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   27.839185][  T742]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.839317][  T742]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.839524][  T742]  ___sys_sendmsg (net/socket.c:2752)
[   27.839653][  T742]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.839821][  T742]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.839965][  T742]  __sys_sendmsg (net/socket.c:2784)
[   27.840094][  T742]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.840224][  T742]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.840416][  T742]  ? 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)
[   27.840545][  T742]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.840677][  T742]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.840813][  T742]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.840943][  T742]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.841073][  T742]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.841236][  T742] RIP: 0033:0x7f855563d08e
[   27.841380][  T742] 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
[   27.841847][  T742] RSP: 002b:00007ffd9a7ce8d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.842041][  T742] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f855563d08e
[   27.842236][  T742] RDX: 0000000000000000 RSI: 00007ffd9a7ce980 RDI: 0000000000000005
[   27.842435][  T742] RBP: 00007ffd9a7ce8e0 R08: 0000000000000000 R09: 0000000000000000
[   27.842630][  T742] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16c
[   27.842839][  T742] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9a7cf040
| [   27.892298][  T744] ------------[ cut here ]------------
| [   27.892757][  T744] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/744
| [   27.893006][  T744] Modules linked in: veth
| [   27.893398][  T744] Tainted: [W]=WARN
[   27.893500][  T744] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.893668][  T744] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.893848][  T744] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.894325][  T744] RSP: 0018:ffa0000001fb7030 EFLAGS: 00010286
[   27.894499][  T744] RAX: 00000000ffffffa6 RBX: ff110000122378c0 RCX: 1ff40000003f6dcc
[   27.894696][  T744] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001223797c
[   27.894901][  T744] RBP: ff1100000f3bc000 R08: 1fe2200002446f31 R09: ff110000136a2ea8
[   27.895099][  T744] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   27.895296][  T744] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f3bcce1
[   27.895505][  T744] FS:  00007eff0b068840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   27.895740][  T744] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.895912][  T744] CR2: 0000000013a96988 CR3: 000000001383f005 CR4: 0000000000771ef0
[   27.896112][  T744] PKRU: 55555554
[   27.896213][  T744] Call Trace:
[   27.896313][  T744]  <TASK>
[   27.896389][  T744]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.896525][  T744]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.896626][  T744]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.896759][  T744]  __dev_notify_flags (net/core/dev.c:9787)
[   27.896903][  T744]  ? netif_change_name (net/core/dev.c:1495)
[   27.897036][  T744]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.897169][  T744]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   27.897302][  T744]  ? 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))
[   27.897440][  T744]  netif_change_flags (net/core/dev.c:9820)
[   27.897572][  T744]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.897705][  T744]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.897845][  T744]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.898010][  T744]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.898140][  T744]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.898271][  T744]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.898405][  T744]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.898539][  T744]  ? __kernel_text_address (kernel/extable.c:79)
[   27.898673][  T744]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.898812][  T744]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.898944][  T744]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.899078][  T744]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.899212][  T744]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.899344][  T744]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.899481][  T744]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.899615][  T744]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.899750][  T744]  ? __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)
[   27.899887][  T744]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.900019][  T744]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.900153][  T744]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.900287][  T744]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.900427][  T744]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.900562][  T744]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.900694][  T744]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.900833][  T744]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.900966][  T744]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.901097][  T744]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.901231][  T744]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.901368][  T744]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.901500][  T744]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.901632][  T744]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.901770][  T744]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.901904][  T744]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.902036][  T744]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.902166][  T744]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.902298][  T744]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.902436][  T744]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.902568][  T744]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.902702][  T744]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.902841][  T744]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.902975][  T744]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.903111][  T744]  ? 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))
[   27.903244][  T744]  ? 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))
[   27.903384][  T744]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.903518][  T744]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.903651][  T744]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.903789][  T744]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   27.903921][  T744]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.904054][  T744]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.904186][  T744]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.904318][  T744]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.904457][  T744]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.904592][  T744]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.904725][  T744]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.904866][  T744]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.905037][  T744]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   27.905173][  T744]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.905307][  T744]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.905446][  T744]  ___sys_sendmsg (net/socket.c:2752)
[   27.905577][  T744]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.905741][  T744]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.905896][  T744]  __sys_sendmsg (net/socket.c:2784)
[   27.906035][  T744]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.906173][  T744]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.906346][  T744]  ? 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)
[   27.906491][  T744]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.906629][  T744]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.906813][  T744]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.906957][  T744]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.907089][  T744]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.907254][  T744] RIP: 0033:0x7eff0b2a208e
[   27.907400][  T744] 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
[   27.907877][  T744] RSP: 002b:00007ffce150a230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.908080][  T744] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007eff0b2a208e
[   27.908278][  T744] RDX: 0000000000000000 RSI: 00007ffce150a2e0 RDI: 0000000000000005
[   27.908479][  T744] RBP: 00007ffce150a240 R08: 0000000000000000 R09: 0000000000000000
[   27.908677][  T744] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16c
[   27.908878][  T744] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce150a9a0
| [   27.910909][   T39] ------------[ cut here ]------------
| [   27.911043][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   27.911282][   T39] Modules linked in: veth
| [   27.911668][   T39] Tainted: [W]=WARN
[   27.911759][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.911918][   T39] Workqueue: events_unbound linkwatch_event
[   27.912078][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.912237][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.912680][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   27.912838][   T39] RAX: 00000000ffffffa6 RBX: ff11000011219c40 RCX: 1ff4000000057f02
[   27.913019][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011219cfc
[   27.913204][   T39] RBP: ff1100000f3bc000 R08: 1fe22000022433a1 R09: ff11000001d85238
[   27.913393][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   27.913574][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.913757][   T39] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   27.913974][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.914128][   T39] CR2: 00007efc47350b20 CR3: 000000000af3d001 CR4: 0000000000771ef0
[   27.914313][   T39] PKRU: 55555554
[   27.914418][   T39] Call Trace:
[   27.914512][   T39]  <TASK>
[   27.914576][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.914698][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.914831][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.914925][   T39]  netif_state_change (net/core/dev.c:1605)
[   27.915049][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.915211][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.915336][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.915468][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.915598][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.915723][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   27.915856][   T39]  process_one_work (kernel/workqueue.c:3314)
[   27.915987][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.916110][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.916241][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.916376][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.916503][   T39]  kthread (kernel/kthread.c:436)
[   27.916600][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.916758][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.916900][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.917028][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.917181][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.917303][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.917430][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.919241][   T39] ------------[ cut here ]------------
| [   27.919368][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   27.919604][   T39] Modules linked in: veth
| [   27.920066][   T39] Tainted: [W]=WARN
[   27.920159][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.920310][   T39] Workqueue: events_unbound linkwatch_event
[   27.920475][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.920631][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.921070][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   27.921224][   T39] RAX: 00000000ffffffa6 RBX: ff1100000c3e4e40 RCX: 1ff4000000057f02
[   27.921415][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e4efc
[   27.921596][   T39] RBP: ff1100000f3c1000 R08: 1fe220000187c9e1 R09: ff11000001d85238
[   27.921782][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   27.921961][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.922141][   T39] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   27.922352][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.922510][   T39] CR2: 00007efc47350b20 CR3: 000000000af3d001 CR4: 0000000000771ef0
[   27.922696][   T39] PKRU: 55555554
[   27.922795][   T39] Call Trace:
[   27.922886][   T39]  <TASK>
[   27.922948][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.923070][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.923191][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.923283][   T39]  netif_state_change (net/core/dev.c:1605)
[   27.923411][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.923569][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.923689][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.923814][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.923949][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.924071][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   27.924196][   T39]  process_one_work (kernel/workqueue.c:3314)
[   27.924320][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.924447][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.924573][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.924701][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.924827][   T39]  kthread (kernel/kthread.c:436)
[   27.924919][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.925070][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.925192][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.925313][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.925471][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.925593][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.925715][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.350058][  T757] ------------[ cut here ]------------
| [   28.350269][  T757] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/757
| [   28.351178][  T757] Modules linked in: veth
| [   28.351637][  T757] Tainted: [W]=WARN
[   28.351784][  T757] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.351987][  T757] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.352199][  T757] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.352698][  T757] RSP: 0018:ffa0000002067030 EFLAGS: 00010286
[   28.352912][  T757] RAX: 00000000ffffffa6 RBX: ff110000094018c0 RCX: 1ff400000040cdcc
[   28.353143][  T757] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000940197c
[   28.353386][  T757] RBP: ff11000010779000 R08: 1fe2200001280331 R09: ff11000009b7aea8
[   28.353617][  T757] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   28.353855][  T757] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010779ce1
[   28.354089][  T757] FS:  00007f5d3a39b840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   28.354372][  T757] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.354577][  T757] CR2: 0000000017db9988 CR3: 000000001383f005 CR4: 0000000000771ef0
[   28.354819][  T757] PKRU: 55555554
[   28.354959][  T757] Call Trace:
[   28.355099][  T757]  <TASK>
[   28.355210][  T757]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.355399][  T757]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.355543][  T757]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.355718][  T757]  __dev_notify_flags (net/core/dev.c:9787)
[   28.355896][  T757]  ? netif_change_name (net/core/dev.c:1495)
[   28.356066][  T757]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.356238][  T757]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   28.356423][  T757]  ? 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))
[   28.356598][  T757]  netif_change_flags (net/core/dev.c:9820)
[   28.356780][  T757]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.356955][  T757]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.357127][  T757]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.357329][  T757]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.357514][  T757]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.357686][  T757]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.357862][  T757]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.358039][  T757]  ? __kernel_text_address (kernel/extable.c:79)
[   28.358213][  T757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.358400][  T757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.358571][  T757]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.358745][  T757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.358926][  T757]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.359096][  T757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.359268][  T757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.359453][  T757]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.359628][  T757]  ? __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)
[   28.359807][  T757]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.359979][  T757]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.360158][  T757]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.360333][  T757]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.360522][  T757]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.360699][  T757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.360880][  T757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.361051][  T757]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.361221][  T757]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.361403][  T757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.361579][  T757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.361749][  T757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.361934][  T757]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.362105][  T757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.362278][  T757]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.362464][  T757]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.362638][  T757]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.362815][  T757]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.362987][  T757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.363163][  T757]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.363333][  T757]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.363518][  T757]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.363693][  T757]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.363875][  T757]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.364050][  T757]  ? 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))
[   28.364222][  T757]  ? 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))
[   28.364409][  T757]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.364584][  T757]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.364762][  T757]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.364935][  T757]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   28.365106][  T757]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.365280][  T757]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.365462][  T757]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.365637][  T757]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.365819][  T757]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.365994][  T757]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.366167][  T757]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.366338][  T757]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.366551][  T757]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   28.366726][  T757]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.366907][  T757]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.367082][  T757]  ___sys_sendmsg (net/socket.c:2752)
[   28.367253][  T757]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.367467][  T757]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.367653][  T757]  __sys_sendmsg (net/socket.c:2784)
[   28.367832][  T757]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.368005][  T757]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.368212][  T757]  ? 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)
[   28.368399][  T757]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.368572][  T757]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.368744][  T757]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.368928][  T757]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.369103][  T757]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.369307][  T757] RIP: 0033:0x7f5d3a5d508e
[   28.369497][  T757] 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
[   28.369996][  T757] RSP: 002b:00007ffd568a51b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.370232][  T757] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5d3a5d508e
[   28.370477][  T757] RDX: 0000000000000000 RSI: 00007ffd568a5260 RDI: 0000000000000005
[   28.370712][  T757] RBP: 00007ffd568a51c0 R08: 0000000000000000 R09: 0000000000000000
[   28.370951][  T757] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16c
[   28.371185][  T757] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd568a5920
| [   28.430408][  T759] ------------[ cut here ]------------
| [   28.430570][  T759] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/759
| [   28.430802][  T759] Modules linked in: veth
| [   28.431166][  T759] Tainted: [W]=WARN
[   28.431264][  T759] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.431434][  T759] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.431606][  T759] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.432065][  T759] RSP: 0018:ffa0000002087030 EFLAGS: 00010286
[   28.432224][  T759] RAX: 00000000ffffffa6 RBX: ff11000009188200 RCX: 1ff4000000410dcc
[   28.432420][  T759] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000091882bc
[   28.432610][  T759] RBP: ff11000008669000 R08: 1fe2200001231059 R09: ff1100000c758b68
[   28.432812][  T759] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   28.433005][  T759] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008669ce1
[   28.433194][  T759] FS:  00007f940efed840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   28.433422][  T759] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.433581][  T759] CR2: 0000000023840988 CR3: 00000000136e1001 CR4: 0000000000771ef0
[   28.433777][  T759] PKRU: 55555554
[   28.433875][  T759] Call Trace:
[   28.433971][  T759]  <TASK>
[   28.434037][  T759]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.434166][  T759]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.434264][  T759]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.434394][  T759]  __dev_notify_flags (net/core/dev.c:9787)
[   28.434521][  T759]  ? netif_change_name (net/core/dev.c:1495)
[   28.434646][  T759]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.434775][  T759]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   28.434902][  T759]  ? 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))
[   28.435033][  T759]  netif_change_flags (net/core/dev.c:9820)
[   28.435163][  T759]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.435291][  T759]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.435424][  T759]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.435584][  T759]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.435712][  T759]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.435841][  T759]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.435967][  T759]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.436095][  T759]  ? __kernel_text_address (kernel/extable.c:79)
[   28.436223][  T759]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.436353][  T759]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.436559][  T759]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.436686][  T759]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.436816][  T759]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.436942][  T759]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.437069][  T759]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.437252][  T759]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.437435][  T759]  ? __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)
[   28.437561][  T759]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.437686][  T759]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.437816][  T759]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.437944][  T759]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.438073][  T759]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.438204][  T759]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.438328][  T759]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.438500][  T759]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.438624][  T759]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.438757][  T759]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.438885][  T759]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.439008][  T759]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.439141][  T759]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.439271][  T759]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.439405][  T759]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.439530][  T759]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.439655][  T759]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.439784][  T759]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.439910][  T759]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.440037][  T759]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.440162][  T759]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.440289][  T759]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.440421][  T759]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.440548][  T759]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.440677][  T759]  ? 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))
[   28.440807][  T759]  ? 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))
[   28.440935][  T759]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.441063][  T759]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.441193][  T759]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.441320][  T759]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   28.441452][  T759]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.441579][  T759]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.441705][  T759]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.441838][  T759]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.441965][  T759]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.442091][  T759]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.442218][  T759]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.442347][  T759]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.442513][  T759]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   28.442640][  T759]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.442773][  T759]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.442902][  T759]  ___sys_sendmsg (net/socket.c:2752)
[   28.443027][  T759]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.443185][  T759]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.443324][  T759]  __sys_sendmsg (net/socket.c:2784)
[   28.443454][  T759]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.443578][  T759]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.443738][  T759]  ? 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)
[   28.443870][  T759]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.443999][  T759]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.444125][  T759]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.444253][  T759]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.444384][  T759]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.444544][  T759] RIP: 0033:0x7f940f22708e
[   28.444677][  T759] 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
[   28.445133][  T759] RSP: 002b:00007ffc9ae084f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.445325][  T759] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f940f22708e
[   28.445518][  T759] RDX: 0000000000000000 RSI: 00007ffc9ae085a0 RDI: 0000000000000005
[   28.445707][  T759] RBP: 00007ffc9ae08500 R08: 0000000000000000 R09: 0000000000000000
[   28.445901][  T759] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16c
[   28.446091][  T759] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9ae08c60
| [   28.448033][   T39] ------------[ cut here ]------------
| [   28.448159][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   28.448396][   T39] Modules linked in: veth
| [   28.448759][   T39] Tainted: [W]=WARN
[   28.448850][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.448997][   T39] Workqueue: events_unbound linkwatch_event
[   28.449149][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.449300][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.449729][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   28.449884][   T39] RAX: 00000000ffffffa6 RBX: ff1100000f0c2040 RCX: 1ff4000000057f02
[   28.450056][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c20fc
[   28.450231][   T39] RBP: ff11000008669000 R08: 1fe2200001e18421 R09: ff11000001d85238
[   28.450450][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   28.450622][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.450802][   T39] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   28.451004][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.451151][   T39] CR2: 00007fe094f792a0 CR3: 000000003b139001 CR4: 0000000000771ef0
[   28.451325][   T39] PKRU: 55555554
[   28.451417][   T39] Call Trace:
[   28.451503][   T39]  <TASK>
[   28.451565][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.451683][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.451808][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.451908][   T39]  netif_state_change (net/core/dev.c:1605)
[   28.452026][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   28.452181][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   28.452298][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   28.452421][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.452541][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   28.452659][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   28.452783][   T39]  process_one_work (kernel/workqueue.c:3314)
[   28.452907][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.453022][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.453143][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.453264][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.453385][   T39]  kthread (kernel/kthread.c:436)
[   28.453472][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.453617][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.453736][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.453858][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.454006][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.454123][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.454239][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.455863][   T39] ------------[ cut here ]------------
| [   28.455978][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   28.456327][   T39] Modules linked in: veth
| [   28.456719][   T39] Tainted: [W]=WARN
[   28.456815][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.457032][   T39] Workqueue: events_unbound linkwatch_event
[   28.457184][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.457338][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.457839][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   28.457985][   T39] RAX: 00000000ffffffa6 RBX: ff1100000f0c3a80 RCX: 1ff4000000057f02
[   28.458182][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c3b3c
[   28.458370][   T39] RBP: ff11000010779000 R08: 1fe2200001e18769 R09: ff11000001d85238
[   28.458541][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   28.458712][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.458888][   T39] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   28.459093][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.459237][   T39] CR2: 00007fe094f792a0 CR3: 000000003b139001 CR4: 0000000000771ef0
[   28.459414][   T39] PKRU: 55555554
[   28.459500][   T39] Call Trace:
[   28.459584][   T39]  <TASK>
[   28.459644][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.459764][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.459881][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.459969][   T39]  netif_state_change (net/core/dev.c:1605)
[   28.460085][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   28.460228][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   28.460343][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   28.460464][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.460582][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   28.460697][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   28.460821][   T39]  process_one_work (kernel/workqueue.c:3314)
[   28.460939][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.461053][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.461172][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.461291][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.461416][   T39]  kthread (kernel/kthread.c:436)
[   28.461503][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.461647][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.461766][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.461882][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.462024][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.462138][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.462253][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.871120][  T772] ------------[ cut here ]------------
| [   28.871296][  T772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/772
| [   28.871540][  T772] Modules linked in: veth
| [   28.871914][  T772] Tainted: [W]=WARN
[   28.872013][  T772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.872177][  T772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.872349][  T772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.872825][  T772] RSP: 0018:ffa0000002157030 EFLAGS: 00010286
[   28.872987][  T772] RAX: 00000000ffffffa6 RBX: ff11000012d50900 RCX: 1ff400000042adcc
[   28.873181][  T772] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d509bc
[   28.873383][  T772] RBP: ff110000107a9000 R08: 1fe22000025aa139 R09: ff1100001133aea8
[   28.873575][  T772] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   28.873778][  T772] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000107a9ce1
[   28.873986][  T772] FS:  00007fa047f73840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   28.874222][  T772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.874397][  T772] CR2: 000000000c20b988 CR3: 000000000be34004 CR4: 0000000000771ef0
[   28.874600][  T772] PKRU: 55555554
[   28.874700][  T772] Call Trace:
[   28.874806][  T772]  <TASK>
[   28.874875][  T772]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.875008][  T772]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.875105][  T772]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.875237][  T772]  __dev_notify_flags (net/core/dev.c:9787)
[   28.875372][  T772]  ? netif_change_name (net/core/dev.c:1495)
[   28.875501][  T772]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.875629][  T772]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   28.875762][  T772]  ? 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))
[   28.875894][  T772]  netif_change_flags (net/core/dev.c:9820)
[   28.876025][  T772]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.876157][  T772]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.876287][  T772]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.876455][  T772]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.876584][  T772]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.876713][  T772]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.876846][  T772]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.876979][  T772]  ? __kernel_text_address (kernel/extable.c:79)
[   28.877110][  T772]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.877243][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.877380][  T772]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.877510][  T772]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.877639][  T772]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.877787][  T772]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.877918][  T772]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.878047][  T772]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.878177][  T772]  ? __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)
[   28.878306][  T772]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.878442][  T772]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.878574][  T772]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.878706][  T772]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.878845][  T772]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.878975][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.879103][  T772]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.879233][  T772]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.879368][  T772]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.879496][  T772]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.879626][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.879757][  T772]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.879886][  T772]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.880017][  T772]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.880147][  T772]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.880277][  T772]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.880470][  T772]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.880654][  T772]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.880793][  T772]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.880922][  T772]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.881049][  T772]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.881179][  T772]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.881309][  T772]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.881496][  T772]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.881629][  T772]  ? 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))
[   28.881764][  T772]  ? 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))
[   28.881894][  T772]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.882023][  T772]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.882152][  T772]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.882281][  T772]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   28.882466][  T772]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.882595][  T772]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.882723][  T772]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.882858][  T772]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.882988][  T772]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.883119][  T772]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.883249][  T772]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.883433][  T772]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.883592][  T772]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   28.883723][  T772]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.883858][  T772]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.883988][  T772]  ___sys_sendmsg (net/socket.c:2752)
[   28.884116][  T772]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.884277][  T772]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.884473][  T772]  __sys_sendmsg (net/socket.c:2784)
[   28.884605][  T772]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.884736][  T772]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.884904][  T772]  ? 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)
[   28.885033][  T772]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.885162][  T772]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.885291][  T772]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.885475][  T772]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.885605][  T772]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.885773][  T772] RIP: 0033:0x7fa0481ad08e
[   28.885913][  T772] 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
[   28.886432][  T772] RSP: 002b:00007ffde9f8a2c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.886627][  T772] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa0481ad08e
[   28.886827][  T772] RDX: 0000000000000000 RSI: 00007ffde9f8a370 RDI: 0000000000000005
[   28.887020][  T772] RBP: 00007ffde9f8a2d0 R08: 0000000000000000 R09: 0000000000000000
[   28.887212][  T772] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16d
[   28.887457][  T772] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde9f8aa30
| [   28.949443][  T774] ------------[ cut here ]------------
| [   28.949607][  T774] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/774
| [   28.949841][  T774] Modules linked in: veth
| [   28.950209][  T774] Tainted: [W]=WARN
[   28.950305][  T774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.950922][  T774] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.951093][  T774] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.951551][  T774] RSP: 0018:ffa0000002177030 EFLAGS: 00010286
[   28.951713][  T774] RAX: 00000000ffffffa6 RBX: ff1100000f0c2e40 RCX: 1ff400000042edcc
[   28.951910][  T774] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c2efc
[   28.952100][  T774] RBP: ff1100001036c000 R08: 1fe2200001e185e1 R09: ff110000136a0b68
[   28.952292][  T774] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   28.952493][  T774] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001036cce1
[   28.952687][  T774] FS:  00007f8814d1c840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   28.952919][  T774] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.953080][  T774] CR2: 00000000359d1988 CR3: 0000000012fe7002 CR4: 0000000000771ef0
[   28.953274][  T774] PKRU: 55555554
[   28.953377][  T774] Call Trace:
[   28.953474][  T774]  <TASK>
[   28.953543][  T774]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.953678][  T774]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.953781][  T774]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.953909][  T774]  __dev_notify_flags (net/core/dev.c:9787)
[   28.954041][  T774]  ? netif_change_name (net/core/dev.c:1495)
[   28.954171][  T774]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.954300][  T774]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   28.954436][  T774]  ? 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))
[   28.954572][  T774]  netif_change_flags (net/core/dev.c:9820)
[   28.954702][  T774]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.954837][  T774]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.954966][  T774]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.955128][  T774]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.955257][  T774]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.955389][  T774]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.955519][  T774]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.955649][  T774]  ? __kernel_text_address (kernel/extable.c:79)
[   28.955783][  T774]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.955914][  T774]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.956043][  T774]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.956177][  T774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.956308][  T774]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.956441][  T774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.956570][  T774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.956697][  T774]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.956833][  T774]  ? __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)
[   28.956961][  T774]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.957089][  T774]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.957219][  T774]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.957353][  T774]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.957489][  T774]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.957619][  T774]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.957750][  T774]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.957879][  T774]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.958006][  T774]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.958135][  T774]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.958265][  T774]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.958401][  T774]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.958529][  T774]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.958657][  T774]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.958793][  T774]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.958925][  T774]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.959055][  T774]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.959184][  T774]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.959315][  T774]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.959452][  T774]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.959581][  T774]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.959713][  T774]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.959849][  T774]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.959979][  T774]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.960113][  T774]  ? 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))
[   28.960244][  T774]  ? 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))
[   28.960381][  T774]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.960514][  T774]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.960645][  T774]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.960778][  T774]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   28.960909][  T774]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.961041][  T774]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.961171][  T774]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.961305][  T774]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.961442][  T774]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.961574][  T774]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.961704][  T774]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.961837][  T774]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.961999][  T774]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   28.962130][  T774]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.962261][  T774]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.962399][  T774]  ___sys_sendmsg (net/socket.c:2752)
[   28.962529][  T774]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.962690][  T774]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.962837][  T774]  __sys_sendmsg (net/socket.c:2784)
[   28.962969][  T774]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.963098][  T774]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.963262][  T774]  ? 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)
[   28.963452][  T774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.963583][  T774]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.963713][  T774]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.963844][  T774]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.963974][  T774]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.964136][  T774] RIP: 0033:0x7f8814f5608e
[   28.964274][  T774] 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
[   28.964818][  T774] RSP: 002b:00007ffe8a0cd430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.965012][  T774] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8814f5608e
[   28.965205][  T774] RDX: 0000000000000000 RSI: 00007ffe8a0cd4e0 RDI: 0000000000000005
[   28.965501][  T774] RBP: 00007ffe8a0cd440 R08: 0000000000000000 R09: 0000000000000000
[   28.965700][  T774] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16d
[   28.965904][  T774] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8a0cdba0
| [   28.968814][   T39] ------------[ cut here ]------------
| [   28.968950][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   28.969187][   T39] Modules linked in: veth
| [   28.969571][   T39] Tainted: [W]=WARN
[   28.969667][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.969827][   T39] Workqueue: events_unbound linkwatch_event
[   28.969990][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.970149][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.970592][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   28.970751][   T39] RAX: 00000000ffffffa6 RBX: ff1100000c6fd700 RCX: 1ff4000000057f02
[   28.970927][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fd7bc
[   28.971105][   T39] RBP: ff1100001036c000 R08: 1fe22000018dfaf9 R09: ff11000001d85238
[   28.971279][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   28.971458][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.971634][   T39] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   28.971846][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.971994][   T39] CR2: 00007fa048040574 CR3: 000000003b139001 CR4: 0000000000771ef0
[   28.972172][   T39] PKRU: 55555554
[   28.972259][   T39] Call Trace:
[   28.972347][   T39]  <TASK>
[   28.972416][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.972537][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.972662][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.972760][   T39]  netif_state_change (net/core/dev.c:1605)
[   28.972878][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   28.973030][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   28.973148][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   28.973269][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.973396][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   28.973517][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   28.973635][   T39]  process_one_work (kernel/workqueue.c:3314)
[   28.973765][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.973884][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.974006][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.974129][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.974247][   T39]  kthread (kernel/kthread.c:436)
[   28.974337][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.974486][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.974604][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.974726][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.974884][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.975006][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.975124][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.976774][   T39] ------------[ cut here ]------------
| [   28.976891][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   28.977174][   T39] Modules linked in: veth
| [   28.977575][   T39] Tainted: [W]=WARN
[   28.977665][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.977823][   T39] Workqueue: events_unbound linkwatch_event
[   28.977977][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.978137][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.978564][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   28.978716][   T39] RAX: 00000000ffffffa6 RBX: ff1100000c6fde00 RCX: 1ff4000000057f02
[   28.978897][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fdebc
[   28.979073][   T39] RBP: ff110000107a9000 R08: 1fe22000018dfbd9 R09: ff11000001d85238
[   28.979248][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   28.979429][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.979606][   T39] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   28.979822][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.979969][   T39] CR2: 00007fa048040574 CR3: 000000003b139001 CR4: 0000000000771ef0
[   28.980147][   T39] PKRU: 55555554
[   28.980235][   T39] Call Trace:
[   28.980323][   T39]  <TASK>
[   28.980391][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.980511][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.980632][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.980723][   T39]  netif_state_change (net/core/dev.c:1605)
[   28.980851][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   28.981001][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   28.981119][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   28.981244][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.981372][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   28.981494][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   28.981613][   T39]  process_one_work (kernel/workqueue.c:3314)
[   28.981739][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.981856][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.981977][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.982100][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.982217][   T39]  kthread (kernel/kthread.c:436)
[   28.982307][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.982455][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.982575][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.982693][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.982844][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.982962][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.983080][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.389885][  T787] ------------[ cut here ]------------
| [   29.390062][  T787] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/787
| [   29.390304][  T787] Modules linked in: veth
| [   29.391353][  T787] Tainted: [W]=WARN
[   29.391535][  T787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.391705][  T787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.391889][  T787] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.392452][  T787] RSP: 0018:ffa0000002237030 EFLAGS: 00010286
[   29.392623][  T787] RAX: 00000000ffffffa6 RBX: ff1100000bdbdc40 RCX: 1ff4000000446dcc
[   29.392829][  T787] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdbdcfc
[   29.393030][  T787] RBP: ff1100001097c000 R08: 1fe22000017b7ba1 R09: ff11000008ef2ea8
[   29.393232][  T787] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   29.393519][  T787] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001097cce1
[   29.393728][  T787] FS:  00007efdec866840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   29.393968][  T787] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.394137][  T787] CR2: 000000000ac94988 CR3: 00000000137df002 CR4: 0000000000771ef0
[   29.394340][  T787] PKRU: 55555554
[   29.394507][  T787] Call Trace:
[   29.394609][  T787]  <TASK>
[   29.394680][  T787]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.394826][  T787]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.394929][  T787]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.395064][  T787]  __dev_notify_flags (net/core/dev.c:9787)
[   29.395201][  T787]  ? netif_change_name (net/core/dev.c:1495)
[   29.395334][  T787]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.395481][  T787]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   29.395615][  T787]  ? 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))
[   29.395759][  T787]  netif_change_flags (net/core/dev.c:9820)
[   29.395893][  T787]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.396029][  T787]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.396162][  T787]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.396327][  T787]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.396469][  T787]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.396602][  T787]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.396740][  T787]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.396876][  T787]  ? __kernel_text_address (kernel/extable.c:79)
[   29.397009][  T787]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.397143][  T787]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.397276][  T787]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.397417][  T787]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.397553][  T787]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.397687][  T787]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.397825][  T787]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.397960][  T787]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.398097][  T787]  ? __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)
[   29.398229][  T787]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.398366][  T787]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.398504][  T787]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.398639][  T787]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.398781][  T787]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.398918][  T787]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.399054][  T787]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.399190][  T787]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.399325][  T787]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.399467][  T787]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.399603][  T787]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.399739][  T787]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.399874][  T787]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.400008][  T787]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.400144][  T787]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.400279][  T787]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.400418][  T787]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.400553][  T787]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.400687][  T787]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.400829][  T787]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.400960][  T787]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.401093][  T787]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.401228][  T787]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.401368][  T787]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.401505][  T787]  ? 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))
[   29.401638][  T787]  ? 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))
[   29.401775][  T787]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.401909][  T787]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.402041][  T787]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.402174][  T787]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   29.402307][  T787]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.402450][  T787]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.402584][  T787]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.402718][  T787]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.402857][  T787]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.402991][  T787]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.403127][  T787]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.403259][  T787]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.403432][  T787]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   29.403566][  T787]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.403698][  T787]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.403838][  T787]  ___sys_sendmsg (net/socket.c:2752)
[   29.403970][  T787]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.404137][  T787]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.404283][  T787]  __sys_sendmsg (net/socket.c:2784)
[   29.404421][  T787]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.404553][  T787]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.404720][  T787]  ? 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)
[   29.404855][  T787]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.404989][  T787]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.405125][  T787]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.405258][  T787]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.405398][  T787]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.405565][  T787] RIP: 0033:0x7efdecaa008e
[   29.405706][  T787] 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
[   29.406191][  T787] RSP: 002b:00007fff5f69e2b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.406398][  T787] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efdecaa008e
[   29.406598][  T787] RDX: 0000000000000000 RSI: 00007fff5f69e360 RDI: 0000000000000005
[   29.406802][  T787] RBP: 00007fff5f69e2c0 R08: 0000000000000000 R09: 0000000000000000
[   29.407005][  T787] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16d
[   29.407205][  T787] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5f69ea20
| [   29.458628][  T789] ------------[ cut here ]------------
| [   29.458832][  T789] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/789
| [   29.459103][  T789] Modules linked in: veth
| [   29.459762][  T789] Tainted: [W]=WARN
[   29.459996][  T789] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.460281][  T789] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.460611][  T789] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.461208][  T789] RSP: 0018:ffa0000002257030 EFLAGS: 00010286
[   29.461484][  T789] RAX: 00000000ffffffa6 RBX: ff11000012d13700 RCX: 1ff400000044adcc
[   29.461784][  T789] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d137bc
[   29.462048][  T789] RBP: ff1100000f191000 R08: 1fe22000025a26f9 R09: ff11000009b7aea8
[   29.462291][  T789] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   29.462550][  T789] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f191ce1
[   29.462801][  T789] FS:  00007f94959f8840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   29.463073][  T789] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.463282][  T789] CR2: 00000000203a5988 CR3: 00000000137df006 CR4: 0000000000771ef0
[   29.463537][  T789] PKRU: 55555554
[   29.463683][  T789] Call Trace:
[   29.463838][  T789]  <TASK>
[   29.463955][  T789]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.464139][  T789]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.464289][  T789]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.464475][  T789]  __dev_notify_flags (net/core/dev.c:9787)
[   29.464659][  T789]  ? netif_change_name (net/core/dev.c:1495)
[   29.464849][  T789]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.465031][  T789]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   29.465206][  T789]  ? 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))
[   29.465395][  T789]  netif_change_flags (net/core/dev.c:9820)
[   29.465573][  T789]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.465758][  T789]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.465940][  T789]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.466148][  T789]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.466323][  T789]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.466506][  T789]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.466686][  T789]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.466870][  T789]  ? __kernel_text_address (kernel/extable.c:79)
[   29.467067][  T789]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.467248][  T789]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.467435][  T789]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.467611][  T789]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.467793][  T789]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.467967][  T789]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.468140][  T789]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.468316][  T789]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.468506][  T789]  ? __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)
[   29.468681][  T789]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.468866][  T789]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.469045][  T789]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.469223][  T789]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.469414][  T789]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.469591][  T789]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.469769][  T789]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.469946][  T789]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.470122][  T789]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.470295][  T789]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.470488][  T789]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.470666][  T789]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.470853][  T789]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.471033][  T789]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.471213][  T789]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.471405][  T789]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.471585][  T789]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.471768][  T789]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.471942][  T789]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.472121][  T789]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.472295][  T789]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.472485][  T789]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.472660][  T789]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.472844][  T789]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.473022][  T789]  ? 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))
[   29.473198][  T789]  ? 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))
[   29.473388][  T789]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.473565][  T789]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.473747][  T789]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.473924][  T789]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   29.474101][  T789]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.474278][  T789]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.474465][  T789]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.474641][  T789]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.474824][  T789]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.475002][  T789]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.475179][  T789]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.475358][  T789]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.475570][  T789]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   29.475753][  T789]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.475928][  T789]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.476107][  T789]  ___sys_sendmsg (net/socket.c:2752)
[   29.476281][  T789]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.476501][  T789]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.476689][  T789]  __sys_sendmsg (net/socket.c:2784)
[   29.476869][  T789]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.477043][  T789]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.477256][  T789]  ? 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)
[   29.477440][  T789]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.477614][  T789]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.477796][  T789]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.477972][  T789]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.478151][  T789]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.478370][  T789] RIP: 0033:0x7f9495c3208e
[   29.478552][  T789] 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
[   29.479054][  T789] RSP: 002b:00007ffc8fa241e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.479295][  T789] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9495c3208e
[   29.479546][  T789] RDX: 0000000000000000 RSI: 00007ffc8fa24290 RDI: 0000000000000005
[   29.479790][  T789] RBP: 00007ffc8fa241f0 R08: 0000000000000000 R09: 0000000000000000
[   29.480026][  T789] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16d
[   29.480262][  T789] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8fa24950
| [   29.482647][   T38] ------------[ cut here ]------------
| [   29.482784][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   29.483017][   T38] Modules linked in: veth
| [   29.483390][   T38] Tainted: [W]=WARN
[   29.483480][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.483628][   T38] Workqueue: events_unbound linkwatch_event
[   29.483793][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.483947][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.484385][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   29.484538][   T38] RAX: 00000000ffffffa6 RBX: ff11000012237000 RCX: 1ff4000000055f02
[   29.484730][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000122370bc
[   29.484911][   T38] RBP: ff1100000f191000 R08: 1fe2200002446e19 R09: ff11000001d82ef8
[   29.485091][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   29.485270][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.485458][   T38] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   29.485671][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.485826][   T38] CR2: 00007f903b102000 CR3: 000000003b139005 CR4: 0000000000771ef0
[   29.486009][   T38] PKRU: 55555554
[   29.486098][   T38] Call Trace:
[   29.486185][   T38]  <TASK>
[   29.486248][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.486370][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.486491][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.486585][   T38]  netif_state_change (net/core/dev.c:1605)
[   29.486705][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   29.486860][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   29.486985][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   29.487107][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.487227][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   29.487346][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   29.487471][   T38]  process_one_work (kernel/workqueue.c:3314)
[   29.487595][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.487711][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.487840][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.487961][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.488077][   T38]  kthread (kernel/kthread.c:436)
[   29.488165][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.488310][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.488433][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.488552][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.488697][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.488821][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.488940][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.490575][   T38] ------------[ cut here ]------------
| [   29.490693][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   29.490924][   T38] Modules linked in: veth
| [   29.491283][   T38] Tainted: [W]=WARN
[   29.491379][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.491525][   T38] Workqueue: events_unbound linkwatch_event
[   29.491675][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.491832][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.492329][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   29.492481][   T38] RAX: 00000000ffffffa6 RBX: ff11000012236c80 RCX: 1ff4000000055f02
[   29.492657][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012236d3c
[   29.492836][   T38] RBP: ff1100001097c000 R08: 1fe2200002446da9 R09: ff11000001d82ef8
[   29.493019][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   29.493193][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.493450][   T38] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   29.493654][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.493811][   T38] CR2: 00007f903b102000 CR3: 000000003b139005 CR4: 0000000000771ef0
[   29.493990][   T38] PKRU: 55555554
[   29.494078][   T38] Call Trace:
[   29.494165][   T38]  <TASK>
[   29.494226][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.494427][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.494546][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.494637][   T38]  netif_state_change (net/core/dev.c:1605)
[   29.494760][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   29.494908][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   29.495026][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   29.495144][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.495268][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   29.495470][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   29.495590][   T38]  process_one_work (kernel/workqueue.c:3314)
[   29.495712][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.495835][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.495957][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.496079][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.496197][   T38]  kthread (kernel/kthread.c:436)
[   29.496286][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.496442][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.496558][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.496675][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.496826][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.497018][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.497135][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.897252][  T802] ------------[ cut here ]------------
| [   29.898011][  T802] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/802
| [   29.898256][  T802] Modules linked in: veth
| [   29.898637][  T802] Tainted: [W]=WARN
[   29.898747][  T802] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.898915][  T802] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.899091][  T802] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.899569][  T802] RSP: 0018:ffa00000022d7030 EFLAGS: 00010286
[   29.899748][  T802] RAX: 00000000ffffffa6 RBX: ff110000094011c0 RCX: 1ff400000045adcc
[   29.899947][  T802] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000940127c
[   29.900145][  T802] RBP: ff110000112c9000 R08: 1fe2200001280251 R09: ff1100001397d1e8
[   29.900346][  T802] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   29.900549][  T802] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000112c9ce1
[   29.900754][  T802] FS:  00007f14f02f0840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   29.900989][  T802] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.901156][  T802] CR2: 00007f14f05c01a0 CR3: 0000000013895002 CR4: 0000000000771ef0
[   29.901354][  T802] PKRU: 55555554
[   29.901458][  T802] Call Trace:
[   29.901557][  T802]  <TASK>
[   29.901625][  T802]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.901779][  T802]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.901882][  T802]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.902015][  T802]  __dev_notify_flags (net/core/dev.c:9787)
[   29.902150][  T802]  ? netif_change_name (net/core/dev.c:1495)
[   29.902282][  T802]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.902423][  T802]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   29.902557][  T802]  ? 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))
[   29.902691][  T802]  netif_change_flags (net/core/dev.c:9820)
[   29.902828][  T802]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.902961][  T802]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.903094][  T802]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.903262][  T802]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.903399][  T802]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.903530][  T802]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.903662][  T802]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.903799][  T802]  ? __kernel_text_address (kernel/extable.c:79)
[   29.903932][  T802]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.904066][  T802]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.904198][  T802]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.904331][  T802]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.904466][  T802]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.904597][  T802]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.904733][  T802]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.904865][  T802]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.904996][  T802]  ? __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)
[   29.905126][  T802]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.905259][  T802]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.905398][  T802]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.905534][  T802]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.905670][  T802]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.905811][  T802]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.905941][  T802]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.906074][  T802]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.906207][  T802]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.906339][  T802]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.906478][  T802]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.906609][  T802]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.906749][  T802]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.906883][  T802]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.907016][  T802]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.907148][  T802]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.907280][  T802]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.907446][  T802]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.907579][  T802]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.907717][  T802]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.907848][  T802]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.907982][  T802]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.908115][  T802]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.908246][  T802]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.908388][  T802]  ? 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))
[   29.908519][  T802]  ? 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))
[   29.908652][  T802]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.908793][  T802]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.908925][  T802]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.909057][  T802]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   29.909189][  T802]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.909323][  T802]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.909461][  T802]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.909595][  T802]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.909733][  T802]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.909867][  T802]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.910000][  T802]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.910133][  T802]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.910299][  T802]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   29.910438][  T802]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.910573][  T802]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.910713][  T802]  ___sys_sendmsg (net/socket.c:2752)
[   29.910846][  T802]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.911012][  T802]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.911156][  T802]  __sys_sendmsg (net/socket.c:2784)
[   29.911289][  T802]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.911425][  T802]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.911594][  T802]  ? 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)
[   29.911731][  T802]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.911866][  T802]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.912002][  T802]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.912136][  T802]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.912271][  T802]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.912443][  T802] RIP: 0033:0x7f14f052a08e
[   29.912585][  T802] 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
[   29.913060][  T802] RSP: 002b:00007ffd79430780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.913263][  T802] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f14f052a08e
[   29.913471][  T802] RDX: 0000000000000000 RSI: 00007ffd79430830 RDI: 0000000000000005
[   29.913670][  T802] RBP: 00007ffd79430790 R08: 0000000000000000 R09: 0000000000000000
[   29.913877][  T802] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16e
[   29.914074][  T802] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd79430ef0
| [   29.969482][  T804] ------------[ cut here ]------------
| [   29.969673][  T804] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/804
| [   29.969957][  T804] Modules linked in: veth
| [   29.970993][  T804] Tainted: [W]=WARN
[   29.971219][  T804] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.971528][  T804] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.971830][  T804] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.972446][  T804] RSP: 0018:ffa00000022e7030 EFLAGS: 00010286
[   29.972723][  T804] RAX: 00000000ffffffa6 RBX: ff1100000f0c3540 RCX: 1ff400000045cdcc
[   29.972961][  T804] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c35fc
[   29.973210][  T804] RBP: ff110000112cc000 R08: 1fe2200001e186c1 R09: ff1100000be8d1e8
[   29.973457][  T804] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   29.973695][  T804] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000112ccce1
[   29.973943][  T804] FS:  00007f349d58c840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   29.974216][  T804] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.974440][  T804] CR2: 000000002ac4d988 CR3: 000000000f261004 CR4: 0000000000771ef0
[   29.974680][  T804] PKRU: 55555554
[   29.974832][  T804] Call Trace:
[   29.974974][  T804]  <TASK>
[   29.975087][  T804]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.975268][  T804]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.975428][  T804]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.975604][  T804]  __dev_notify_flags (net/core/dev.c:9787)
[   29.975787][  T804]  ? netif_change_name (net/core/dev.c:1495)
[   29.975963][  T804]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.976138][  T804]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   29.976314][  T804]  ? 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))
[   29.976507][  T804]  netif_change_flags (net/core/dev.c:9820)
[   29.976682][  T804]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.976872][  T804]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.977050][  T804]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.977256][  T804]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.977438][  T804]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.977617][  T804]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.977801][  T804]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.977980][  T804]  ? __kernel_text_address (kernel/extable.c:79)
[   29.978157][  T804]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.978337][  T804]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.978526][  T804]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.978701][  T804]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.978884][  T804]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.979059][  T804]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.979236][  T804]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.979428][  T804]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.979606][  T804]  ? __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)
[   29.979792][  T804]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.979970][  T804]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.980150][  T804]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.980330][  T804]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.980522][  T804]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.980703][  T804]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.980888][  T804]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.981065][  T804]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.981240][  T804]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.981430][  T804]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.981611][  T804]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.981794][  T804]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.981972][  T804]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.982155][  T804]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.982337][  T804]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.982528][  T804]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.982717][  T804]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.982894][  T804]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.983071][  T804]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.983250][  T804]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.983441][  T804]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.983621][  T804]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.983808][  T804]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.983989][  T804]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.984171][  T804]  ? 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))
[   29.984348][  T804]  ? 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))
[   29.984543][  T804]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.984731][  T804]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.984908][  T804]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.985085][  T804]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   29.985265][  T804]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.985458][  T804]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.985635][  T804]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.985819][  T804]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.985998][  T804]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.986179][  T804]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.986371][  T804]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.986549][  T804]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.986765][  T804]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   29.986946][  T804]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.987124][  T804]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.987304][  T804]  ___sys_sendmsg (net/socket.c:2752)
[   29.987493][  T804]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.987703][  T804]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.987899][  T804]  __sys_sendmsg (net/socket.c:2784)
[   29.988077][  T804]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.988255][  T804]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.988480][  T804]  ? 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)
[   29.988659][  T804]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.988846][  T804]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.989026][  T804]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.989207][  T804]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.989404][  T804]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.989627][  T804] RIP: 0033:0x7f349d7c608e
[   29.989819][  T804] 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
[   29.990334][  T804] RSP: 002b:00007fff7980fbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.990594][  T804] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f349d7c608e
[   29.990850][  T804] RDX: 0000000000000000 RSI: 00007fff7980fc80 RDI: 0000000000000005
[   29.991098][  T804] RBP: 00007fff7980fbe0 R08: 0000000000000000 R09: 0000000000000000
[   29.991347][  T804] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16e
[   29.991608][  T804] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff79810340
| [   29.994101][   T38] ------------[ cut here ]------------
| [   29.994268][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   29.994581][   T38] Modules linked in: veth
| [   29.995061][   T38] Tainted: [W]=WARN
[   29.995200][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.995900][   T38] Workqueue: events_unbound linkwatch_event
[   29.996117][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.996324][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.996821][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   29.997022][   T38] RAX: 00000000ffffffa6 RBX: ff11000009188c80 RCX: 1ff4000000055f02
[   29.997253][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009188d3c
[   29.997495][   T38] RBP: ff110000112cc000 R08: 1fe22000012311a9 R09: ff11000001d82ef8
[   29.997732][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   29.997960][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.998204][   T38] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   29.998470][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.998671][   T38] CR2: 000000002ac4d988 CR3: 000000003b139005 CR4: 0000000000771ef0
[   29.998904][   T38] PKRU: 55555554
[   29.999043][   T38] Call Trace:
[   29.999182][   T38]  <TASK>
[   29.999295][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.999480][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.999654][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.999804][   T38]  netif_state_change (net/core/dev.c:1605)
[   29.999977][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   30.000179][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   30.000350][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   30.000538][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.000721][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   30.000895][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   30.001065][   T38]  process_one_work (kernel/workqueue.c:3314)
[   30.001240][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   30.001423][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.001597][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   30.001780][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   30.001956][   T38]  kthread (kernel/kthread.c:436)
[   30.002098][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.002297][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.002479][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   30.002654][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   30.002861][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   30.003032][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.003203][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   30.005311][   T38] ------------[ cut here ]------------
| [   30.005527][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   30.005822][   T38] Modules linked in: veth
| [   30.006319][   T38] Tainted: [W]=WARN
[   30.007028][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.007375][   T38] Workqueue: events_unbound linkwatch_event
[   30.007635][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.007896][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.008434][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   30.008691][   T38] RAX: 00000000ffffffa6 RBX: ff1100000c6fcac0 RCX: 1ff4000000055f02
[   30.008970][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fcb7c
[   30.009247][   T38] RBP: ff110000112c9000 R08: 1fe22000018df971 R09: ff11000001d82ef8
[   30.009534][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   30.009816][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.010091][   T38] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   30.010414][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.010661][   T38] CR2: 000000002ac4d988 CR3: 000000003b139005 CR4: 0000000000771ef0
[   30.010950][   T38] PKRU: 55555554
[   30.011134][   T38] Call Trace:
[   30.011316][   T38]  <TASK>
[   30.011485][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.011702][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.011928][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.012118][   T38]  netif_state_change (net/core/dev.c:1605)
[   30.012338][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   30.012601][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   30.012825][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   30.013045][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.013266][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   30.013496][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   30.013720][   T38]  process_one_work (kernel/workqueue.c:3314)
[   30.013940][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   30.014159][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.014396][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   30.014619][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   30.014846][   T38]  kthread (kernel/kthread.c:436)
[   30.015034][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.015281][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.015511][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   30.015737][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   30.015984][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   30.016204][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.016435][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   30.410929][  T817] ------------[ cut here ]------------
| [   30.411150][  T817] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/817
| [   30.411455][  T817] Modules linked in: veth
| [   30.411941][  T817] Tainted: [W]=WARN
[   30.412090][  T817] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.412307][  T817] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.412545][  T817] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.413074][  T817] RSP: 0018:ffa00000023a7030 EFLAGS: 00010286
[   30.413291][  T817] RAX: 00000000ffffffa6 RBX: ff11000009189540 RCX: 1ff4000000474dcc
[   30.413553][  T817] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000091895fc
[   30.413807][  T817] RBP: ff110000103c1000 R08: 1fe22000012312c1 R09: ff1100000c5c51e8
[   30.414053][  T817] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   30.414299][  T817] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103c1ce1
[   30.414561][  T817] FS:  00007f042bbfb840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   30.414852][  T817] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.415071][  T817] CR2: 0000000037e2e988 CR3: 00000000136bc006 CR4: 0000000000771ef0
[   30.415323][  T817] PKRU: 55555554
[   30.415481][  T817] Call Trace:
[   30.415629][  T817]  <TASK>
[   30.415755][  T817]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.415941][  T817]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.416091][  T817]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.416275][  T817]  __dev_notify_flags (net/core/dev.c:9787)
[   30.416475][  T817]  ? netif_change_name (net/core/dev.c:1495)
[   30.416660][  T817]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.416850][  T817]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   30.417033][  T817]  ? 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))
[   30.417220][  T817]  netif_change_flags (net/core/dev.c:9820)
[   30.417419][  T817]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.417605][  T817]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.417797][  T817]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.418019][  T817]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.418203][  T817]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.418401][  T817]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.418584][  T817]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.418774][  T817]  ? __kernel_text_address (kernel/extable.c:79)
[   30.418960][  T817]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.419145][  T817]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.419328][  T817]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.419527][  T817]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.419718][  T817]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.419900][  T817]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.420084][  T817]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.420268][  T817]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.420466][  T817]  ? __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)
[   30.420651][  T817]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.420844][  T817]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.421030][  T817]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.421216][  T817]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.421414][  T817]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.421599][  T817]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.421789][  T817]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.421974][  T817]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.422156][  T817]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.422340][  T817]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.422540][  T817]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.422730][  T817]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.422915][  T817]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.423098][  T817]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.423282][  T817]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.423475][  T817]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.423661][  T817]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.423851][  T817]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.424034][  T817]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.424218][  T817]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.424410][  T817]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.424597][  T817]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.424793][  T817]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.424981][  T817]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.425171][  T817]  ? 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))
[   30.425370][  T817]  ? 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))
[   30.425558][  T817]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.425752][  T817]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.425938][  T817]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.426121][  T817]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   30.426305][  T817]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.426503][  T817]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.426686][  T817]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.426877][  T817]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.427063][  T817]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.427249][  T817]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.427446][  T817]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.427630][  T817]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.427851][  T817]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   30.428043][  T817]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.428229][  T817]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.428430][  T817]  ___sys_sendmsg (net/socket.c:2752)
[   30.428613][  T817]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.428840][  T817]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.429036][  T817]  __sys_sendmsg (net/socket.c:2784)
[   30.429221][  T817]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.429415][  T817]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.429634][  T817]  ? 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)
[   30.429827][  T817]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.430016][  T817]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.430202][  T817]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.430400][  T817]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.430589][  T817]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.430809][  T817] RIP: 0033:0x7f042be3508e
[   30.431000][  T817] 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
[   30.431541][  T817] RSP: 002b:00007ffec9b75ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.431797][  T817] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f042be3508e
[   30.432044][  T817] RDX: 0000000000000000 RSI: 00007ffec9b75f70 RDI: 0000000000000005
[   30.432295][  T817] RBP: 00007ffec9b75ed0 R08: 0000000000000000 R09: 0000000000000000
[   30.432557][  T817] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16e
[   30.432814][  T817] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec9b76630
| [   30.487267][  T819] ------------[ cut here ]------------
| [   30.487438][  T819] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/819
| [   30.487665][  T819] Modules linked in: veth
| [   30.488038][  T819] Tainted: [W]=WARN
[   30.488137][  T819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.488298][  T819] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.488475][  T819] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.488940][  T819] RSP: 0018:ffa00000023c7030 EFLAGS: 00010286
[   30.489101][  T819] RAX: 00000000ffffffa6 RBX: ff1100000c3e51c0 RCX: 1ff4000000478dcc
[   30.489293][  T819] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e527c
[   30.489545][  T819] RBP: ff110000112d9000 R08: 1fe220000187ca51 R09: ff11000011332ea8
[   30.489744][  T819] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   30.489935][  T819] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000112d9ce1
[   30.490126][  T819] FS:  00007f860236a840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   30.490350][  T819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.490569][  T819] CR2: 000000001a8ba988 CR3: 000000001338e004 CR4: 0000000000771ef0
[   30.490819][  T819] PKRU: 55555554
[   30.490914][  T819] Call Trace:
[   30.491009][  T819]  <TASK>
[   30.491076][  T819]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.491206][  T819]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.491304][  T819]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.491488][  T819]  __dev_notify_flags (net/core/dev.c:9787)
[   30.491617][  T819]  ? netif_change_name (net/core/dev.c:1495)
[   30.491750][  T819]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.491878][  T819]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   30.492005][  T819]  ? 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))
[   30.492138][  T819]  netif_change_flags (net/core/dev.c:9820)
[   30.492268][  T819]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.492497][  T819]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.492627][  T819]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.492795][  T819]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.492923][  T819]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.493052][  T819]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.493181][  T819]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.493312][  T819]  ? __kernel_text_address (kernel/extable.c:79)
[   30.493519][  T819]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.493653][  T819]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.493789][  T819]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.493926][  T819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.494059][  T819]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.494192][  T819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.494327][  T819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.494551][  T819]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.494684][  T819]  ? __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)
[   30.494821][  T819]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.494954][  T819]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.495087][  T819]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.495220][  T819]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.495353][  T819]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.495561][  T819]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.495689][  T819]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.495824][  T819]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.495953][  T819]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.496079][  T819]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.496210][  T819]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.496338][  T819]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.496553][  T819]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.496683][  T819]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.496817][  T819]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.496944][  T819]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.497072][  T819]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.497201][  T819]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.497331][  T819]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.497539][  T819]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.497668][  T819]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.497806][  T819]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.497937][  T819]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.498067][  T819]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.498198][  T819]  ? 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))
[   30.498326][  T819]  ? 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))
[   30.498542][  T819]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.498674][  T819]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.498807][  T819]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.498982][  T819]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   30.499116][  T819]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.499248][  T819]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.499443][  T819]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.499571][  T819]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.499704][  T819]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.499834][  T819]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.499964][  T819]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.500093][  T819]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.500252][  T819]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   30.500387][  T819]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.500517][  T819]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.500648][  T819]  ___sys_sendmsg (net/socket.c:2752)
[   30.500782][  T819]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.500942][  T819]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.501083][  T819]  __sys_sendmsg (net/socket.c:2784)
[   30.501213][  T819]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.501341][  T819]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.501509][  T819]  ? 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)
[   30.501638][  T819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.501774][  T819]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.501903][  T819]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.502031][  T819]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.502161][  T819]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.502321][  T819] RIP: 0033:0x7f86025a408e
[   30.502461][  T819] 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
[   30.502927][  T819] RSP: 002b:00007ffd0bbd8140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.503120][  T819] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f86025a408e
[   30.503310][  T819] RDX: 0000000000000000 RSI: 00007ffd0bbd81f0 RDI: 0000000000000005
[   30.503508][  T819] RBP: 00007ffd0bbd8150 R08: 0000000000000000 R09: 0000000000000000
[   30.503707][  T819] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16e
[   30.503903][  T819] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0bbd88b0
| [   30.505891][   T47] ------------[ cut here ]------------
| [   30.506058][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   30.506340][   T47] Modules linked in: veth
| [   30.507031][   T47] Tainted: [W]=WARN
[   30.507168][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.507379][   T47] Workqueue: events_unbound linkwatch_event
[   30.507587][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.507797][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.508264][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   30.508475][   T47] RAX: 00000000ffffffa6 RBX: ff11000012d12ac0 RCX: 1ff4000000067f02
[   30.508706][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d12b7c
[   30.508933][   T47] RBP: ff110000112d9000 R08: 1fe22000025a2571 R09: ff11000002402ef8
[   30.509161][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   30.509400][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.509624][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   30.509882][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.510078][   T47] CR2: 00007f042bcc8574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   30.510309][   T47] PKRU: 55555554
[   30.510458][   T47] Call Trace:
[   30.510593][   T47]  <TASK>
[   30.510707][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.510877][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.511049][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.511189][   T47]  netif_state_change (net/core/dev.c:1605)
[   30.511371][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   30.511570][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   30.511751][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   30.511921][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.512089][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   30.512255][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   30.512436][   T47]  process_one_work (kernel/workqueue.c:3314)
[   30.512607][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   30.512783][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.512958][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   30.513128][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   30.513292][   T47]  kthread (kernel/kthread.c:436)
[   30.513441][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.513635][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.513810][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   30.513981][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   30.514177][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   30.514344][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.514524][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   30.516618][   T47] ------------[ cut here ]------------
| [   30.516800][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   30.517084][   T47] Modules linked in: veth
| [   30.517587][   T47] Tainted: [W]=WARN
[   30.517731][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.517925][   T47] Workqueue: events_unbound linkwatch_event
[   30.518206][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.518421][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.518976][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   30.519171][   T47] RAX: 00000000ffffffa6 RBX: ff11000011218ac0 RCX: 1ff4000000067f02
[   30.519482][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011218b7c
[   30.519711][   T47] RBP: ff110000103c1000 R08: 1fe2200002243171 R09: ff11000002402ef8
[   30.519936][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   30.520233][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.520471][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   30.520809][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.521004][   T47] CR2: 00007f042bcc8574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   30.521226][   T47] PKRU: 55555554
[   30.521375][   T47] Call Trace:
[   30.521585][   T47]  <TASK>
[   30.521701][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.521873][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.522038][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.522177][   T47]  netif_state_change (net/core/dev.c:1605)
[   30.522433][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   30.522629][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   30.522806][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   30.522976][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.523221][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   30.523413][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   30.523582][   T47]  process_one_work (kernel/workqueue.c:3314)
[   30.523764][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   30.524005][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.524176][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   30.524347][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   30.524525][   T47]  kthread (kernel/kthread.c:436)
[   30.524662][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.524863][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.525034][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   30.525200][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   30.525493][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   30.525662][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.525837][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   30.922095][  T832] ------------[ cut here ]------------
| [   30.922274][  T832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/832
| [   30.922526][  T832] Modules linked in: veth
| [   30.922911][  T832] Tainted: [W]=WARN
[   30.923013][  T832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.923181][  T832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.923370][  T832] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.923847][  T832] RSP: 0018:ffa0000002427030 EFLAGS: 00010286
[   30.924013][  T832] RAX: 00000000ffffffa6 RBX: ff11000009188c80 RCX: 1ff4000000484dcc
[   30.924214][  T832] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009188d3c
[   30.924417][  T832] RBP: ff110000107cc000 R08: 1fe22000012311a9 R09: ff1100001397aea8
[   30.924614][  T832] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   30.924813][  T832] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000107ccce1
[   30.925012][  T832] FS:  00007f006d4b9840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   30.925248][  T832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.925422][  T832] CR2: 000000002d3c5988 CR3: 00000000105e8001 CR4: 0000000000771ef0
[   30.925620][  T832] PKRU: 55555554
[   30.925725][  T832] Call Trace:
[   30.925823][  T832]  <TASK>
[   30.925892][  T832]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.926032][  T832]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.926134][  T832]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.926268][  T832]  __dev_notify_flags (net/core/dev.c:9787)
[   30.926405][  T832]  ? netif_change_name (net/core/dev.c:1495)
[   30.926536][  T832]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.926668][  T832]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   30.926806][  T832]  ? 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))
[   30.926940][  T832]  netif_change_flags (net/core/dev.c:9820)
[   30.927075][  T832]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.927209][  T832]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.927340][  T832]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.927510][  T832]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.927639][  T832]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.927774][  T832]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.927908][  T832]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.928042][  T832]  ? __kernel_text_address (kernel/extable.c:79)
[   30.928176][  T832]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.928310][  T832]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.928447][  T832]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.928580][  T832]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.928719][  T832]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.928849][  T832]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.928980][  T832]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.929112][  T832]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.929245][  T832]  ? __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)
[   30.929383][  T832]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.929515][  T832]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.929649][  T832]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.929786][  T832]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.929922][  T832]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.930055][  T832]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.930186][  T832]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.930319][  T832]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.930458][  T832]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.930589][  T832]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.930729][  T832]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.930860][  T832]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.930991][  T832]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.931125][  T832]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.931257][  T832]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.931397][  T832]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.931551][  T832]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.931692][  T832]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.931827][  T832]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.931961][  T832]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.932092][  T832]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.932226][  T832]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.932365][  T832]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.932498][  T832]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.932636][  T832]  ? 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))
[   30.932773][  T832]  ? 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))
[   30.932909][  T832]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.933044][  T832]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.933177][  T832]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.933312][  T832]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   30.933452][  T832]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.933587][  T832]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.933723][  T832]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.933857][  T832]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.933992][  T832]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.934126][  T832]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.934260][  T832]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.934401][  T832]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.934567][  T832]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   30.934708][  T832]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.934842][  T832]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.934975][  T832]  ___sys_sendmsg (net/socket.c:2752)
[   30.935108][  T832]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.935276][  T832]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.935432][  T832]  __sys_sendmsg (net/socket.c:2784)
[   30.935567][  T832]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.935708][  T832]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.935882][  T832]  ? 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)
[   30.936017][  T832]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.936242][  T832]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.936384][  T832]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.936519][  T832]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.936656][  T832]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.936916][  T832] RIP: 0033:0x7f006d6f308e
[   30.937059][  T832] 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
[   30.937551][  T832] RSP: 002b:00007ffcb2e2cf20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.937759][  T832] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f006d6f308e
[   30.938051][  T832] RDX: 0000000000000000 RSI: 00007ffcb2e2cfd0 RDI: 0000000000000005
[   30.938252][  T832] RBP: 00007ffcb2e2cf30 R08: 0000000000000000 R09: 0000000000000000
[   30.938462][  T832] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16f
[   30.938758][  T832] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb2e2d690
| [   30.992879][  T834] ------------[ cut here ]------------
| [   30.993040][  T834] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/834
| [   30.993276][  T834] Modules linked in: veth
| [   30.994152][  T834] Tainted: [W]=WARN
[   30.994255][  T834] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.994429][  T834] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.994605][  T834] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.995083][  T834] RSP: 0018:ffa0000002437030 EFLAGS: 00010286
[   30.995251][  T834] RAX: 00000000ffffffa6 RBX: ff1100000c6fcac0 RCX: 1ff4000000486dcc
[   30.995455][  T834] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6fcb7c
[   30.995657][  T834] RBP: ff1100000be91000 R08: 1fe22000018df971 R09: ff11000011338b68
[   30.995859][  T834] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   30.996054][  T834] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be91ce1
[   30.996254][  T834] FS:  00007fcfd54c1840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   30.996491][  T834] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.996659][  T834] CR2: 00007fcfd57911a0 CR3: 000000001375f001 CR4: 0000000000771ef0
[   30.996866][  T834] PKRU: 55555554
[   30.996966][  T834] Call Trace:
[   30.997065][  T834]  <TASK>
[   30.997133][  T834]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.997270][  T834]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.997376][  T834]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.997510][  T834]  __dev_notify_flags (net/core/dev.c:9787)
[   30.997643][  T834]  ? netif_change_name (net/core/dev.c:1495)
[   30.997782][  T834]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.997916][  T834]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   30.998048][  T834]  ? 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))
[   30.998186][  T834]  netif_change_flags (net/core/dev.c:9820)
[   30.998319][  T834]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.998459][  T834]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.998596][  T834]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.998766][  T834]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.998900][  T834]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.999032][  T834]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.999163][  T834]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.999295][  T834]  ? __kernel_text_address (kernel/extable.c:79)
[   30.999437][  T834]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.999572][  T834]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.999709][  T834]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.999841][  T834]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.999974][  T834]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.000105][  T834]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.000238][  T834]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.000372][  T834]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.000507][  T834]  ? __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)
[   31.000640][  T834]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.000777][  T834]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.000912][  T834]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.001047][  T834]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.001182][  T834]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.001316][  T834]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.001456][  T834]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.001590][  T834]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.001727][  T834]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.001857][  T834]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.001991][  T834]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.002122][  T834]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.002256][  T834]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.002393][  T834]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.002529][  T834]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.002661][  T834]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.002799][  T834]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.002930][  T834]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.003062][  T834]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.003197][  T834]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.003328][  T834]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.003471][  T834]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.003606][  T834]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.003745][  T834]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.003883][  T834]  ? 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))
[   31.004015][  T834]  ? 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))
[   31.004150][  T834]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.004284][  T834]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.004423][  T834]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.004556][  T834]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   31.004695][  T834]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.004829][  T834]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.004961][  T834]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.005092][  T834]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.005225][  T834]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.005364][  T834]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.005498][  T834]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.005632][  T834]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.005801][  T834]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   31.005934][  T834]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.006066][  T834]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.006201][  T834]  ___sys_sendmsg (net/socket.c:2752)
[   31.006333][  T834]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.006502][  T834]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.006648][  T834]  __sys_sendmsg (net/socket.c:2784)
[   31.006788][  T834]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.006920][  T834]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.007087][  T834]  ? 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)
[   31.007221][  T834]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.007353][  T834]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.007492][  T834]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.007624][  T834]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.007762][  T834]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.007926][  T834] RIP: 0033:0x7fcfd56fb08e
[   31.008066][  T834] 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
[   31.008550][  T834] RSP: 002b:00007ffe9edeaf80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.008754][  T834] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcfd56fb08e
[   31.008951][  T834] RDX: 0000000000000000 RSI: 00007ffe9edeb030 RDI: 0000000000000005
[   31.009147][  T834] RBP: 00007ffe9edeaf90 R08: 0000000000000000 R09: 0000000000000000
[   31.009345][  T834] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16f
[   31.009552][  T834] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9edeb6f0
| [   31.011656][   T47] ------------[ cut here ]------------
| [   31.011836][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   31.012126][   T47] Modules linked in: veth
| [   31.012612][   T47] Tainted: [W]=WARN
[   31.012760][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.012966][   T47] Workqueue: events_unbound linkwatch_event
[   31.013175][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.013396][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.013882][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   31.014088][   T47] RAX: 00000000ffffffa6 RBX: ff11000011219380 RCX: 1ff4000000067f02
[   31.014318][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001121943c
[   31.014559][   T47] RBP: ff1100000be91000 R08: 1fe2200002243289 R09: ff11000002402ef8
[   31.014794][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   31.015024][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.015255][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   31.015532][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.015740][   T47] CR2: 00007efc47350b20 CR3: 000000000af3d004 CR4: 0000000000771ef0
[   31.015974][   T47] PKRU: 55555554
[   31.016111][   T47] Call Trace:
[   31.016250][   T47]  <TASK>
[   31.016374][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.016546][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.016724][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.016867][   T47]  netif_state_change (net/core/dev.c:1605)
[   31.017039][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   31.017240][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   31.017428][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   31.017600][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.017780][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   31.017953][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   31.018126][   T47]  process_one_work (kernel/workqueue.c:3314)
[   31.018300][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.018484][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.018662][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.018845][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.019015][   T47]  kthread (kernel/kthread.c:436)
[   31.019156][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.019518][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.019699][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.019874][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.020077][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.020248][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.020433][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.022603][   T47] ------------[ cut here ]------------
| [   31.022786][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   31.023080][   T47] Modules linked in: veth
| [   31.023562][   T47] Tainted: [W]=WARN
[   31.023713][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.023915][   T47] Workqueue: events_unbound linkwatch_event
[   31.024122][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.024332][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.024838][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   31.025041][   T47] RAX: 00000000ffffffa6 RBX: ff11000012d12040 RCX: 1ff4000000067f02
[   31.025284][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d120fc
[   31.025529][   T47] RBP: ff110000107cc000 R08: 1fe22000025a2421 R09: ff11000002402ef8
[   31.025769][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   31.026005][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.026239][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   31.026517][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.026723][   T47] CR2: 00007efc47350b20 CR3: 000000000af3d004 CR4: 0000000000771ef0
[   31.026955][   T47] PKRU: 55555554
[   31.027095][   T47] Call Trace:
[   31.027236][   T47]  <TASK>
[   31.027348][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.027700][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.027879][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.028023][   T47]  netif_state_change (net/core/dev.c:1605)
[   31.028197][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   31.028412][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   31.028585][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   31.028768][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.028946][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   31.029122][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   31.029298][   T47]  process_one_work (kernel/workqueue.c:3314)
[   31.029489][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.029660][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.029845][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.030029][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.030201][   T47]  kthread (kernel/kthread.c:436)
[   31.030343][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.030557][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.030740][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.030914][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.031116][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.031288][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.031470][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.452598][  T847] ------------[ cut here ]------------
| [   31.452779][  T847] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/847
| [   31.453024][  T847] Modules linked in: veth
| [   31.453414][  T847] Tainted: [W]=WARN
[   31.453519][  T847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.453695][  T847] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.453875][  T847] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.454354][  T847] RSP: 0018:ffa0000002507030 EFLAGS: 00010286
[   31.454531][  T847] RAX: 00000000ffffffa6 RBX: ff11000012d51700 RCX: 1ff40000004a0dcc
[   31.454739][  T847] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d517bc
[   31.454941][  T847] RBP: ff110000112c4000 R08: 1fe22000025aa2f9 R09: ff1100000c762ea8
[   31.455141][  T847] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   31.455342][  T847] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000112c4ce1
[   31.455549][  T847] FS:  00007f21c7f44840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   31.455796][  T847] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.455967][  T847] CR2: 0000000019fec988 CR3: 000000000c505004 CR4: 0000000000771ef0
[   31.456169][  T847] PKRU: 55555554
[   31.456270][  T847] Call Trace:
[   31.456373][  T847]  <TASK>
[   31.456444][  T847]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.456582][  T847]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.456692][  T847]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.456827][  T847]  __dev_notify_flags (net/core/dev.c:9787)
[   31.456965][  T847]  ? netif_change_name (net/core/dev.c:1495)
[   31.457100][  T847]  ? __dev_change_flags (net/core/dev.c:9752)
[   31.457236][  T847]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   31.458002][  T847]  ? 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))
[   31.458145][  T847]  netif_change_flags (net/core/dev.c:9820)
[   31.458280][  T847]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   31.458424][  T847]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.458560][  T847]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.458733][  T847]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.458867][  T847]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.459001][  T847]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.459137][  T847]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.459276][  T847]  ? __kernel_text_address (kernel/extable.c:79)
[   31.459418][  T847]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.459555][  T847]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.459693][  T847]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.459829][  T847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.459963][  T847]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.460096][  T847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.460232][  T847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.460372][  T847]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.460507][  T847]  ? __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)
[   31.460643][  T847]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.460780][  T847]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.460916][  T847]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.461052][  T847]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.461190][  T847]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.461327][  T847]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.461467][  T847]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.461603][  T847]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.461741][  T847]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.461874][  T847]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.462013][  T847]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.462147][  T847]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.462281][  T847]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.462422][  T847]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.462558][  T847]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.462698][  T847]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.462834][  T847]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.462967][  T847]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.463102][  T847]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.463240][  T847]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.463377][  T847]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.463513][  T847]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.463649][  T847]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.463789][  T847]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.463928][  T847]  ? 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))
[   31.464065][  T847]  ? 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))
[   31.464202][  T847]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.464338][  T847]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.464480][  T847]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.464616][  T847]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   31.464755][  T847]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.464892][  T847]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.465026][  T847]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.465165][  T847]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.465301][  T847]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.465441][  T847]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.465577][  T847]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.465718][  T847]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.465884][  T847]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   31.466020][  T847]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.466156][  T847]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.466291][  T847]  ___sys_sendmsg (net/socket.c:2752)
[   31.466432][  T847]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.466600][  T847]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.466754][  T847]  __sys_sendmsg (net/socket.c:2784)
[   31.466891][  T847]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.467027][  T847]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.467200][  T847]  ? 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)
[   31.467338][  T847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.467479][  T847]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.467614][  T847]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.467755][  T847]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.467893][  T847]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.468061][  T847] RIP: 0033:0x7f21c817e08e
[   31.468205][  T847] 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
[   31.468700][  T847] RSP: 002b:00007ffc0dfca300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.468904][  T847] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f21c817e08e
[   31.469107][  T847] RDX: 0000000000000000 RSI: 00007ffc0dfca3b0 RDI: 0000000000000005
[   31.469313][  T847] RBP: 00007ffc0dfca310 R08: 0000000000000000 R09: 0000000000000000
[   31.469521][  T847] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16f
[   31.469729][  T847] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0dfcaa70
| [   31.529303][  T849] ------------[ cut here ]------------
| [   31.529472][  T849] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/849
| [   31.529716][  T849] Modules linked in: veth
| [   31.530099][  T849] Tainted: [W]=WARN
[   31.530201][  T849] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.530374][  T849] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.530551][  T849] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.531029][  T849] RSP: 0018:ffa0000002527030 EFLAGS: 00010286
[   31.531196][  T849] RAX: 00000000ffffffa6 RBX: ff11000012d503c0 RCX: 1ff40000004a4dcc
[   31.531402][  T849] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d5047c
[   31.531603][  T849] RBP: ff11000010579000 R08: 1fe22000025aa091 R09: ff11000010bd8b68
[   31.531803][  T849] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   31.532001][  T849] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010579ce1
[   31.532222][  T849] FS:  00007f21bb2f7840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   31.532465][  T849] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.532634][  T849] CR2: 0000000002a7a988 CR3: 0000000013a78005 CR4: 0000000000771ef0
[   31.532836][  T849] PKRU: 55555554
[   31.532936][  T849] Call Trace:
[   31.533035][  T849]  <TASK>
[   31.533104][  T849]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.533242][  T849]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.533344][  T849]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.533482][  T849]  __dev_notify_flags (net/core/dev.c:9787)
[   31.533618][  T849]  ? netif_change_name (net/core/dev.c:1495)
[   31.533756][  T849]  ? __dev_change_flags (net/core/dev.c:9752)
[   31.533890][  T849]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   31.534024][  T849]  ? 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))
[   31.534161][  T849]  netif_change_flags (net/core/dev.c:9820)
[   31.534297][  T849]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   31.534438][  T849]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.534573][  T849]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.534747][  T849]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.534881][  T849]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.535016][  T849]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.535150][  T849]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.535284][  T849]  ? __kernel_text_address (kernel/extable.c:79)
[   31.535429][  T849]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.535563][  T849]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.535700][  T849]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.535836][  T849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.535970][  T849]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.536103][  T849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.536236][  T849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.536373][  T849]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.536509][  T849]  ? __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)
[   31.536641][  T849]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.536779][  T849]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.536914][  T849]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.537048][  T849]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.537188][  T849]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.537323][  T849]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.537461][  T849]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.537594][  T849]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.537731][  T849]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.537864][  T849]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.538000][  T849]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.538133][  T849]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.538267][  T849]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.538404][  T849]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.538542][  T849]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.538679][  T849]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.538814][  T849]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.538947][  T849]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.539080][  T849]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.539214][  T849]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.539347][  T849]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.539487][  T849]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.539622][  T849]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.539762][  T849]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.539898][  T849]  ? 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))
[   31.540032][  T849]  ? 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))
[   31.540168][  T849]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.540303][  T849]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.540439][  T849]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.540580][  T849]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   31.540719][  T849]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.540855][  T849]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.540990][  T849]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.541125][  T849]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.541261][  T849]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.541403][  T849]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.541536][  T849]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.541673][  T849]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.541840][  T849]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   31.541975][  T849]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.542109][  T849]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.542244][  T849]  ___sys_sendmsg (net/socket.c:2752)
[   31.542383][  T849]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.542549][  T849]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.542697][  T849]  __sys_sendmsg (net/socket.c:2784)
[   31.542829][  T849]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.542961][  T849]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.543130][  T849]  ? 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)
[   31.543263][  T849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.543402][  T849]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.543536][  T849]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.543672][  T849]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.543806][  T849]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.543974][  T849] RIP: 0033:0x7f21bb53108e
[   31.544114][  T849] 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
[   31.544600][  T849] RSP: 002b:00007fffe233b4f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.544803][  T849] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f21bb53108e
[   31.545002][  T849] RDX: 0000000000000000 RSI: 00007fffe233b5a0 RDI: 0000000000000005
[   31.545200][  T849] RBP: 00007fffe233b500 R08: 0000000000000000 R09: 0000000000000000
[   31.545404][  T849] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d16f
[   31.545603][  T849] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe233bc60
| [   31.547716][   T39] ------------[ cut here ]------------
| [   31.547854][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   31.548098][   T39] Modules linked in: veth
| [   31.548487][   T39] Tainted: [W]=WARN
[   31.548582][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.548743][   T39] Workqueue: events_unbound linkwatch_event
[   31.548908][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.549067][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.549510][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   31.549671][   T39] RAX: 00000000ffffffa6 RBX: ff110000131e7e00 RCX: 1ff4000000057f02
[   31.549853][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e7ebc
[   31.550034][   T39] RBP: ff11000010579000 R08: 1fe220000263cfd9 R09: ff11000001d85238
[   31.550217][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   31.550455][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.550640][   T39] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   31.550858][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.551014][   T39] CR2: 00007f9aa5f7f574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   31.551196][   T39] PKRU: 55555554
[   31.551287][   T39] Call Trace:
[   31.551427][   T39]  <TASK>
[   31.551492][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.551620][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.551753][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.551847][   T39]  netif_state_change (net/core/dev.c:1605)
[   31.551971][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   31.552124][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   31.552246][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   31.552373][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.552501][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   31.552623][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   31.552753][   T39]  process_one_work (kernel/workqueue.c:3314)
[   31.552882][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.553004][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.553130][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.553257][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.553386][   T39]  kthread (kernel/kthread.c:436)
[   31.553479][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.553632][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.553766][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.553892][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.554045][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.554168][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.554291][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.555993][   T39] ------------[ cut here ]------------
| [   31.556116][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   31.556417][   T39] Modules linked in: veth
| [   31.556819][   T39] Tainted: [W]=WARN
[   31.556911][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.557063][   T39] Workqueue: events_unbound linkwatch_event
[   31.557221][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.557387][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.557833][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   31.557986][   T39] RAX: 00000000ffffffa6 RBX: ff11000012236c80 RCX: 1ff4000000057f02
[   31.558167][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012236d3c
[   31.558348][   T39] RBP: ff110000112c4000 R08: 1fe2200002446da9 R09: ff11000001d85238
[   31.558538][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   31.558726][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.558914][   T39] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   31.559126][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.559280][   T39] CR2: 00007f9aa5f7f574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   31.559468][   T39] PKRU: 55555554
[   31.559558][   T39] Call Trace:
[   31.559649][   T39]  <TASK>
[   31.559719][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.559843][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.559965][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.560061][   T39]  netif_state_change (net/core/dev.c:1605)
[   31.560185][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   31.560339][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   31.560466][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   31.560589][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.560718][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   31.560841][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   31.560975][   T39]  process_one_work (kernel/workqueue.c:3314)
[   31.561100][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.561223][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.561350][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.561482][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.561604][   T39]  kthread (kernel/kthread.c:436)
[   31.561701][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.561853][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.561978][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.562099][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.562250][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.562376][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.562499][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.982905][  T862] ------------[ cut here ]------------
| [   31.983086][  T862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/862
| [   31.983321][  T862] Modules linked in: veth
| [   31.983707][  T862] Tainted: [W]=WARN
[   31.983806][  T862] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.983970][  T862] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.984145][  T862] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.984615][  T862] RSP: 0018:ffa00000025e7030 EFLAGS: 00010286
[   31.984784][  T862] RAX: 00000000ffffffa6 RBX: ff11000012cf3000 RCX: 1ff40000004bcdcc
[   31.984983][  T862] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cf30bc
[   31.985178][  T862] RBP: ff110000105a9000 R08: 1fe220000259e619 R09: ff1100001397aea8
[   31.985379][  T862] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   31.985576][  T862] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000105a9ce1
[   31.985776][  T862] FS:  00007fa4f6f1b840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   31.986008][  T862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.986177][  T862] CR2: 000000001729f988 CR3: 0000000013aec005 CR4: 0000000000771ef0
[   31.986381][  T862] PKRU: 55555554
[   31.986480][  T862] Call Trace:
[   31.986578][  T862]  <TASK>
[   31.986653][  T862]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.986787][  T862]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.986889][  T862]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.987023][  T862]  __dev_notify_flags (net/core/dev.c:9787)
[   31.987158][  T862]  ? netif_change_name (net/core/dev.c:1495)
[   31.987290][  T862]  ? __dev_change_flags (net/core/dev.c:9752)
[   31.987426][  T862]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   31.987557][  T862]  ? 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))
[   31.987698][  T862]  netif_change_flags (net/core/dev.c:9820)
[   31.987831][  T862]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   31.987966][  T862]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.988099][  T862]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.988264][  T862]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.988401][  T862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.988534][  T862]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.988667][  T862]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.988797][  T862]  ? __kernel_text_address (kernel/extable.c:79)
[   31.988926][  T862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.989055][  T862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.989182][  T862]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.989310][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.989443][  T862]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.989569][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.989703][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.989833][  T862]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.989961][  T862]  ? __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)
[   31.990088][  T862]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.990214][  T862]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.990342][  T862]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.990477][  T862]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.990608][  T862]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.990741][  T862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.990867][  T862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.990995][  T862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.991127][  T862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.991255][  T862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.991391][  T862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.991517][  T862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.991644][  T862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.991776][  T862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.991905][  T862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.992031][  T862]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.992158][  T862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.992284][  T862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.992418][  T862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.992548][  T862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.992683][  T862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.992813][  T862]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.992942][  T862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.993070][  T862]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.993201][  T862]  ? 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))
[   31.993331][  T862]  ? 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))
[   31.993465][  T862]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.993595][  T862]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.993728][  T862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.993856][  T862]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   31.993987][  T862]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.994116][  T862]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.994244][  T862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.994378][  T862]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.994508][  T862]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.994639][  T862]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.994773][  T862]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.994906][  T862]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.995074][  T862]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   31.995210][  T862]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.995341][  T862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.995485][  T862]  ___sys_sendmsg (net/socket.c:2752)
[   31.995618][  T862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.995785][  T862]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.995931][  T862]  __sys_sendmsg (net/socket.c:2784)
[   31.996062][  T862]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.996190][  T862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.996353][  T862]  ? 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)
[   31.996488][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.996617][  T862]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.996751][  T862]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.996879][  T862]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.997008][  T862]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.997170][  T862] RIP: 0033:0x7fa4f715508e
[   31.997309][  T862] 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
[   31.997783][  T862] RSP: 002b:00007ffd79e09730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.997976][  T862] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa4f715508e
[   31.998168][  T862] RDX: 0000000000000000 RSI: 00007ffd79e097e0 RDI: 0000000000000005
[   31.998368][  T862] RBP: 00007ffd79e09740 R08: 0000000000000000 R09: 0000000000000000
[   31.998563][  T862] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d170
[   31.998761][  T862] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd79e09ea0
| [   32.053720][  T864] ------------[ cut here ]------------
| [   32.053885][  T864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/864
| [   32.054120][  T864] Modules linked in: veth
| [   32.054505][  T864] Tainted: [W]=WARN
[   32.054613][  T864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.054784][  T864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.054960][  T864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.055440][  T864] RSP: 0018:ffa0000002607030 EFLAGS: 00010286
[   32.055608][  T864] RAX: 00000000ffffffa6 RBX: ff11000012cf3c40 RCX: 1ff40000004c0dcc
[   32.055811][  T864] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cf3cfc
[   32.056009][  T864] RBP: ff1100001130c000 R08: 1fe220000259e7a1 R09: ff11000013b10b68
[   32.056207][  T864] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   32.056416][  T864] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001130cce1
[   32.056622][  T864] FS:  00007f80a0787840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   32.056866][  T864] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.057034][  T864] CR2: 0000000033ae2988 CR3: 0000000013aec002 CR4: 0000000000771ef0
[   32.057238][  T864] PKRU: 55555554
[   32.057339][  T864] Call Trace:
[   32.057444][  T864]  <TASK>
[   32.057514][  T864]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.057657][  T864]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.057761][  T864]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.057895][  T864]  __dev_notify_flags (net/core/dev.c:9787)
[   32.058030][  T864]  ? netif_change_name (net/core/dev.c:1495)
[   32.058166][  T864]  ? __dev_change_flags (net/core/dev.c:9752)
[   32.058299][  T864]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   32.058438][  T864]  ? 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))
[   32.058574][  T864]  netif_change_flags (net/core/dev.c:9820)
[   32.058715][  T864]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   32.058852][  T864]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   32.058989][  T864]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   32.059156][  T864]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.059291][  T864]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.059434][  T864]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.059567][  T864]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.059705][  T864]  ? __kernel_text_address (kernel/extable.c:79)
[   32.059838][  T864]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.059972][  T864]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.060107][  T864]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.060241][  T864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.060378][  T864]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.060509][  T864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.060643][  T864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.060783][  T864]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   32.060919][  T864]  ? __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)
[   32.061052][  T864]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   32.061187][  T864]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.061323][  T864]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   32.061540][  T864]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   32.061682][  T864]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.061818][  T864]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.061951][  T864]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.062086][  T864]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.062219][  T864]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.062353][  T864]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.062576][  T864]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.062715][  T864]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.062850][  T864]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.062984][  T864]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.063119][  T864]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.063254][  T864]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.063476][  T864]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.063612][  T864]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.063751][  T864]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.063887][  T864]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.064024][  T864]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.064162][  T864]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.064301][  T864]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.064521][  T864]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.064663][  T864]  ? 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))
[   32.064797][  T864]  ? 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))
[   32.064933][  T864]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.065067][  T864]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.065202][  T864]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.065336][  T864]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   32.065544][  T864]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.065684][  T864]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.065818][  T864]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.065951][  T864]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.066085][  T864]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.066220][  T864]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.066354][  T864]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.066571][  T864]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.066741][  T864]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   32.066875][  T864]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.067008][  T864]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.067144][  T864]  ___sys_sendmsg (net/socket.c:2752)
[   32.067278][  T864]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.067504][  T864]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.067654][  T864]  __sys_sendmsg (net/socket.c:2784)
[   32.067791][  T864]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.067924][  T864]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.068095][  T864]  ? 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)
[   32.068231][  T864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.068447][  T864]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.068582][  T864]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.068722][  T864]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.068858][  T864]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.069026][  T864] RIP: 0033:0x7f80a09c108e
[   32.069167][  T864] 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
[   32.069706][  T864] RSP: 002b:00007fff4f585470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.069910][  T864] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f80a09c108e
[   32.070110][  T864] RDX: 0000000000000000 RSI: 00007fff4f585520 RDI: 0000000000000005
[   32.070308][  T864] RBP: 00007fff4f585480 R08: 0000000000000000 R09: 0000000000000000
[   32.070534][  T864] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d170
[   32.070741][  T864] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f585be0
| [   32.072795][   T39] ------------[ cut here ]------------
| [   32.072930][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   32.073172][   T39] Modules linked in: veth
| [   32.073563][   T39] Tainted: [W]=WARN
[   32.073661][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.073820][   T39] Workqueue: events_unbound linkwatch_event
[   32.073990][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.074158][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.074606][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   32.074770][   T39] RAX: 00000000ffffffa6 RBX: ff1100000f0c3700 RCX: 1ff4000000057f02
[   32.074954][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c37bc
[   32.075141][   T39] RBP: ff1100001130c000 R08: 1fe2200001e186f9 R09: ff11000001d85238
[   32.075327][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   32.075519][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.075711][   T39] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   32.075929][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.076084][   T39] CR2: 00007f272678f000 CR3: 000000003b139004 CR4: 0000000000771ef0
[   32.076268][   T39] PKRU: 55555554
[   32.076366][   T39] Call Trace:
[   32.076458][   T39]  <TASK>
[   32.076524][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.076656][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.076782][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.076878][   T39]  netif_state_change (net/core/dev.c:1605)
[   32.077004][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   32.077159][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   32.077285][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   32.077415][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.077542][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   32.077670][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   32.077796][   T39]  process_one_work (kernel/workqueue.c:3314)
[   32.077926][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.078049][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.078176][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.078386][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.078510][   T39]  kthread (kernel/kthread.c:436)
[   32.078604][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.078762][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.078965][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.079090][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.079246][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.079374][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.079575][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.081520][   T39] ------------[ cut here ]------------
| [   32.081644][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   32.081891][   T39] Modules linked in: veth
| [   32.082434][   T39] Tainted: [W]=WARN
[   32.082528][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.082687][   T39] Workqueue: events_unbound linkwatch_event
[   32.082847][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.083007][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.083455][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   32.083611][   T39] RAX: 00000000ffffffa6 RBX: ff1100000f0c3380 RCX: 1ff4000000057f02
[   32.083797][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c343c
[   32.083984][   T39] RBP: ff110000105a9000 R08: 1fe2200001e18689 R09: ff11000001d85238
[   32.084171][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   32.084355][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.084547][   T39] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   32.084765][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.084919][   T39] CR2: 00007f272678f000 CR3: 000000003b139004 CR4: 0000000000771ef0
[   32.085102][   T39] PKRU: 55555554
[   32.085195][   T39] Call Trace:
[   32.085287][   T39]  <TASK>
[   32.085351][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.085480][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.085607][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.085707][   T39]  netif_state_change (net/core/dev.c:1605)
[   32.085831][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   32.085985][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   32.086109][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   32.086233][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.086364][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   32.086490][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   32.086616][   T39]  process_one_work (kernel/workqueue.c:3314)
[   32.086748][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.086871][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.086998][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.087125][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.087250][   T39]  kthread (kernel/kthread.c:436)
[   32.087343][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.087502][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.087627][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.087755][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.087910][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.088035][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.088160][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.512572][  T877] ------------[ cut here ]------------
| [   32.512744][  T877] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/877
| [   32.512980][  T877] Modules linked in: veth
| [   32.513355][  T877] Tainted: [W]=WARN
[   32.513462][  T877] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.513626][  T877] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.513801][  T877] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.514267][  T877] RSP: 0018:ffa00000026a7030 EFLAGS: 00010286
[   32.514440][  T877] RAX: 00000000ffffffa6 RBX: ff11000009400e40 RCX: 1ff40000004d4dcc
[   32.514640][  T877] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009400efc
[   32.514838][  T877] RBP: ff110000107e4000 R08: 1fe22000012801e1 R09: ff1100001133d1e8
[   32.515030][  T877] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   32.515227][  T877] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000107e4ce1
[   32.515427][  T877] FS:  00007fe331216840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   32.515662][  T877] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.515826][  T877] CR2: 000000000b2e1988 CR3: 000000001398f004 CR4: 0000000000771ef0
[   32.516021][  T877] PKRU: 55555554
[   32.516120][  T877] Call Trace:
[   32.516218][  T877]  <TASK>
[   32.516287][  T877]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.516426][  T877]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.516524][  T877]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.516658][  T877]  __dev_notify_flags (net/core/dev.c:9787)
[   32.516792][  T877]  ? netif_change_name (net/core/dev.c:1495)
[   32.516922][  T877]  ? __dev_change_flags (net/core/dev.c:9752)
[   32.517052][  T877]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   32.517181][  T877]  ? 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))
[   32.517316][  T877]  netif_change_flags (net/core/dev.c:9820)
[   32.517452][  T877]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   32.517584][  T877]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   32.517722][  T877]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   32.517884][  T877]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.518015][  T877]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.518145][  T877]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.518275][  T877]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.519078][  T877]  ? __kernel_text_address (kernel/extable.c:79)
[   32.519213][  T877]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.519344][  T877]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.519479][  T877]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.519611][  T877]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.519745][  T877]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.519872][  T877]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.520000][  T877]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.520129][  T877]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   32.520260][  T877]  ? __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)
[   32.520398][  T877]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   32.520527][  T877]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.520663][  T877]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   32.520796][  T877]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   32.520929][  T877]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.521060][  T877]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.521189][  T877]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.521319][  T877]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.521453][  T877]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.521582][  T877]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.521718][  T877]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.521848][  T877]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.521978][  T877]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.522106][  T877]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.522238][  T877]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.522372][  T877]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.522500][  T877]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.522636][  T877]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.522769][  T877]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.522904][  T877]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.523034][  T877]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.523165][  T877]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.523296][  T877]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.523433][  T877]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.523565][  T877]  ? 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))
[   32.523700][  T877]  ? 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))
[   32.523832][  T877]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.523964][  T877]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.524094][  T877]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.524223][  T877]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   32.524353][  T877]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.524490][  T877]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.524620][  T877]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.524755][  T877]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.524890][  T877]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.525022][  T877]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.525153][  T877]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.525283][  T877]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.525451][  T877]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   32.525581][  T877]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.525716][  T877]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.525847][  T877]  ___sys_sendmsg (net/socket.c:2752)
[   32.525976][  T877]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.526141][  T877]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.526283][  T877]  __sys_sendmsg (net/socket.c:2784)
[   32.526419][  T877]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.526547][  T877]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.526715][  T877]  ? 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)
[   32.526844][  T877]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.526976][  T877]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.527107][  T877]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.527238][  T877]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.527372][  T877]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.527535][  T877] RIP: 0033:0x7fe33145008e
[   32.527678][  T877] 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
[   32.528139][  T877] RSP: 002b:00007fffc3c2a830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.528352][  T877] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe33145008e
[   32.528553][  T877] RDX: 0000000000000000 RSI: 00007fffc3c2a8e0 RDI: 0000000000000005
[   32.528748][  T877] RBP: 00007fffc3c2a840 R08: 0000000000000000 R09: 0000000000000000
[   32.528941][  T877] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d170
[   32.529136][  T877] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc3c2afa0
| [   32.577891][  T879] ------------[ cut here ]------------
| [   32.578050][  T879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/879
| [   32.578280][  T879] Modules linked in: veth
| [   32.578660][  T879] Tainted: [W]=WARN
[   32.578759][  T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.578923][  T879] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.579098][  T879] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.579568][  T879] RSP: 0018:ffa00000026c7030 EFLAGS: 00010286
[   32.579740][  T879] RAX: 00000000ffffffa6 RBX: ff11000009188900 RCX: 1ff40000004d8dcc
[   32.579939][  T879] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000091889bc
[   32.580135][  T879] RBP: ff1100000c3a9000 R08: 1fe2200001231139 R09: ff11000011338b68
[   32.580328][  T879] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   32.580529][  T879] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3a9ce1
[   32.580727][  T879] FS:  00007fd8ed996840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   32.580957][  T879] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.581121][  T879] CR2: 0000000022d2d988 CR3: 000000001398f006 CR4: 0000000000771ef0
[   32.581317][  T879] PKRU: 55555554
[   32.581420][  T879] Call Trace:
[   32.581517][  T879]  <TASK>
[   32.581586][  T879]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.581726][  T879]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.581827][  T879]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.581958][  T879]  __dev_notify_flags (net/core/dev.c:9787)
[   32.582091][  T879]  ? netif_change_name (net/core/dev.c:1495)
[   32.582223][  T879]  ? __dev_change_flags (net/core/dev.c:9752)
[   32.582355][  T879]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   32.582493][  T879]  ? 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))
[   32.582628][  T879]  netif_change_flags (net/core/dev.c:9820)
[   32.582767][  T879]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   32.582900][  T879]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   32.583034][  T879]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   32.583198][  T879]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.583329][  T879]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.583466][  T879]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.583597][  T879]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.583732][  T879]  ? __kernel_text_address (kernel/extable.c:79)
[   32.583866][  T879]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.583997][  T879]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.584130][  T879]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.584263][  T879]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.584399][  T879]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.584529][  T879]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.584667][  T879]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.584799][  T879]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   32.584931][  T879]  ? __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)
[   32.585063][  T879]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   32.585195][  T879]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.585327][  T879]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   32.585544][  T879]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   32.585682][  T879]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.585814][  T879]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.585945][  T879]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.586076][  T879]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.586207][  T879]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.586338][  T879]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.586560][  T879]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.586695][  T879]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.586825][  T879]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.586957][  T879]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.587092][  T879]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.587224][  T879]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.587440][  T879]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.587573][  T879]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.587706][  T879]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.587839][  T879]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.587968][  T879]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.588102][  T879]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.588234][  T879]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.588441][  T879]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.588575][  T879]  ? 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))
[   32.588713][  T879]  ? 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))
[   32.588846][  T879]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.588977][  T879]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.589108][  T879]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.589238][  T879]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   32.589453][  T879]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.589585][  T879]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.589720][  T879]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.589851][  T879]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.589982][  T879]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.590113][  T879]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.590244][  T879]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.590451][  T879]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.590613][  T879]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   32.590749][  T879]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.590882][  T879]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.591015][  T879]  ___sys_sendmsg (net/socket.c:2752)
[   32.591148][  T879]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.591313][  T879]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.591554][  T879]  __sys_sendmsg (net/socket.c:2784)
[   32.591692][  T879]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.591822][  T879]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.591987][  T879]  ? 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)
[   32.592118][  T879]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.592251][  T879]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.592450][  T879]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.592582][  T879]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.592716][  T879]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.592878][  T879] RIP: 0033:0x7fd8edbd008e
[   32.593018][  T879] 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
[   32.593544][  T879] RSP: 002b:00007ffe622b3260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.593746][  T879] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd8edbd008e
[   32.593946][  T879] RDX: 0000000000000000 RSI: 00007ffe622b3310 RDI: 0000000000000005
[   32.594143][  T879] RBP: 00007ffe622b3270 R08: 0000000000000000 R09: 0000000000000000
[   32.594342][  T879] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d170
[   32.594593][  T879] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe622b39d0
| [   32.596652][   T47] ------------[ cut here ]------------
| [   32.596790][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/47
| [   32.597032][   T47] Modules linked in: veth
| [   32.597492][   T47] Tainted: [W]=WARN
[   32.597585][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.597745][   T47] Workqueue: events_unbound linkwatch_event
[   32.597907][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.598067][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.598510][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   32.598669][   T47] RAX: 00000000ffffffa6 RBX: ff11000012114580 RCX: 1ff4000000067f02
[   32.598852][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001211463c
[   32.599037][   T47] RBP: ff1100000c3a9000 R08: 1fe22000024228c9 R09: ff11000002402ef8
[   32.599220][   T47] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   32.599408][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.599591][   T47] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   32.599813][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.599967][   T47] CR2: 00007fec9c9392a0 CR3: 000000003b139004 CR4: 0000000000771ef0
[   32.600152][   T47] PKRU: 55555554
[   32.600243][   T47] Call Trace:
[   32.600334][   T47]  <TASK>
[   32.600402][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.600525][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.600656][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.600750][   T47]  netif_state_change (net/core/dev.c:1605)
[   32.600872][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   32.601023][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   32.601143][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   32.601267][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.601398][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   32.601522][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   32.601648][   T47]  process_one_work (kernel/workqueue.c:3314)
[   32.601775][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.601897][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.602025][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.602151][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.602274][   T47]  kthread (kernel/kthread.c:436)
[   32.602371][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.602523][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.602650][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.602774][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.602926][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.603048][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.603171][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.604868][   T47] ------------[ cut here ]------------
| [   32.604992][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/47
| [   32.605275][   T47] Modules linked in: veth
| [   32.605765][   T47] Tainted: [W]=WARN
[   32.605858][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.606087][   T47] Workqueue: events_unbound linkwatch_event
[   32.606252][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.606419][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.606855][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   32.607008][   T47] RAX: 00000000ffffffa6 RBX: ff11000012114e40 RCX: 1ff4000000067f02
[   32.607190][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012114efc
[   32.607378][   T47] RBP: ff110000107e4000 R08: 1fe22000024229e1 R09: ff11000002402ef8
[   32.607558][   T47] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   32.607740][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.607921][   T47] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   32.608134][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.608284][   T47] CR2: 00007fec9c9392a0 CR3: 000000003b139004 CR4: 0000000000771ef0
[   32.608471][   T47] PKRU: 55555554
[   32.608561][   T47] Call Trace:
[   32.608655][   T47]  <TASK>
[   32.608718][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.608842][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.608964][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.609059][   T47]  netif_state_change (net/core/dev.c:1605)
[   32.609182][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   32.609335][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   32.609459][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   32.609581][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.609709][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   32.609833][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   32.609957][   T47]  process_one_work (kernel/workqueue.c:3314)
[   32.610086][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.610207][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.610333][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.610464][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.610585][   T47]  kthread (kernel/kthread.c:436)
[   32.610682][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.610833][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.610954][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.611076][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.611227][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.611348][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.611476][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   33.030590][  T892] ------------[ cut here ]------------
| [   33.030768][  T892] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/892
| [   33.031006][  T892] Modules linked in: veth
| [   33.031854][  T892] Tainted: [W]=WARN
[   33.031964][  T892] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.032133][  T892] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.032312][  T892] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.032801][  T892] RSP: 0018:ffa0000002797030 EFLAGS: 00010286
[   33.032977][  T892] RAX: 00000000ffffffa6 RBX: ff1100000bdbdc40 RCX: 1ff40000004f2dcc
[   33.033177][  T892] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdbdcfc
[   33.033382][  T892] RBP: ff1100000c634000 R08: 1fe22000017b7ba1 R09: ff110000113351e8
[   33.033581][  T892] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   33.033785][  T892] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c634ce1
[   33.033988][  T892] FS:  00007fd0819d9840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   33.034227][  T892] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.034401][  T892] CR2: 0000000013b4f988 CR3: 0000000010707005 CR4: 0000000000771ef0
[   33.034604][  T892] PKRU: 55555554
[   33.034711][  T892] Call Trace:
[   33.034813][  T892]  <TASK>
[   33.034884][  T892]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.035022][  T892]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.035124][  T892]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   33.035259][  T892]  __dev_notify_flags (net/core/dev.c:9787)
[   33.035402][  T892]  ? netif_change_name (net/core/dev.c:1495)
[   33.035537][  T892]  ? __dev_change_flags (net/core/dev.c:9752)
[   33.035675][  T892]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   33.035812][  T892]  ? 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))
[   33.035952][  T892]  netif_change_flags (net/core/dev.c:9820)
[   33.036087][  T892]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   33.036223][  T892]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.036364][  T892]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.036536][  T892]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.036675][  T892]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.036810][  T892]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.036943][  T892]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.037082][  T892]  ? __kernel_text_address (kernel/extable.c:79)
[   33.037220][  T892]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.037362][  T892]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.037496][  T892]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.037632][  T892]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.037768][  T892]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.037903][  T892]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.038035][  T892]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.038168][  T892]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.038306][  T892]  ? __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)
[   33.038448][  T892]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.038582][  T892]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.038725][  T892]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.038864][  T892]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.039002][  T892]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.039138][  T892]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.039274][  T892]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.039417][  T892]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.039554][  T892]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.039695][  T892]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.039834][  T892]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.039967][  T892]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.040103][  T892]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.040237][  T892]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.040376][  T892]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.040512][  T892]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.040651][  T892]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.040785][  T892]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.040920][  T892]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.041057][  T892]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.041190][  T892]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.041327][  T892]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.041469][  T892]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.041607][  T892]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.041751][  T892]  ? 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))
[   33.041887][  T892]  ? 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))
[   33.042024][  T892]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.042161][  T892]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.042297][  T892]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.042438][  T892]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   33.042575][  T892]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.042714][  T892]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.042849][  T892]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.042986][  T892]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.043124][  T892]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.043261][  T892]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.043404][  T892]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.043539][  T892]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.043711][  T892]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   33.043846][  T892]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.043981][  T892]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.044117][  T892]  ___sys_sendmsg (net/socket.c:2752)
[   33.044251][  T892]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.044423][  T892]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.044572][  T892]  __sys_sendmsg (net/socket.c:2784)
[   33.044714][  T892]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.044852][  T892]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.045025][  T892]  ? 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)
[   33.045161][  T892]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.045299][  T892]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.045439][  T892]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.045576][  T892]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.045719][  T892]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.045890][  T892] RIP: 0033:0x7fd081c1308e
[   33.046035][  T892] 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
[   33.046525][  T892] RSP: 002b:00007ffdcf3517e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.046734][  T892] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd081c1308e
[   33.046936][  T892] RDX: 0000000000000000 RSI: 00007ffdcf351890 RDI: 0000000000000005
[   33.047141][  T892] RBP: 00007ffdcf3517f0 R08: 0000000000000000 R09: 0000000000000000
[   33.047344][  T892] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d171
[   33.047553][  T892] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcf351f50
| [   33.100225][  T894] ------------[ cut here ]------------
| [   33.100396][  T894] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/894
| [   33.100638][  T894] Modules linked in: veth
| [   33.101013][  T894] Tainted: [W]=WARN
[   33.101114][  T894] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.101285][  T894] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.101540][  T894] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.102027][  T894] RSP: 0018:ffa00000027b7030 EFLAGS: 00010286
[   33.102196][  T894] RAX: 00000000ffffffa6 RBX: ff1100000c3e4c80 RCX: 1ff40000004f6dcc
[   33.102473][  T894] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e4d3c
[   33.102683][  T894] RBP: ff11000011614000 R08: 1fe220000187c9a9 R09: ff11000008ef2ea8
[   33.102882][  T894] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   33.103086][  T894] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011614ce1
[   33.103290][  T894] FS:  00007f34a5032840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   33.103634][  T894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.103806][  T894] CR2: 00007f34a53021a0 CR3: 0000000013b80006 CR4: 0000000000771ef0
[   33.104005][  T894] PKRU: 55555554
[   33.104107][  T894] Call Trace:
[   33.104208][  T894]  <TASK>
[   33.104277][  T894]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.104491][  T894]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.104594][  T894]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   33.104733][  T894]  __dev_notify_flags (net/core/dev.c:9787)
[   33.104868][  T894]  ? netif_change_name (net/core/dev.c:1495)
[   33.105001][  T894]  ? __dev_change_flags (net/core/dev.c:9752)
[   33.105133][  T894]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   33.105267][  T894]  ? 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))
[   33.105480][  T894]  netif_change_flags (net/core/dev.c:9820)
[   33.105624][  T894]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   33.105759][  T894]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.105901][  T894]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.106068][  T894]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.106200][  T894]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.106334][  T894]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.106552][  T894]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.106692][  T894]  ? __kernel_text_address (kernel/extable.c:79)
[   33.106826][  T894]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.106966][  T894]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.107098][  T894]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.107233][  T894]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.107441][  T894]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.107575][  T894]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.107710][  T894]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.107844][  T894]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.107979][  T894]  ? __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)
[   33.108117][  T894]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.108252][  T894]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.108467][  T894]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.108607][  T894]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.108751][  T894]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.108885][  T894]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.109020][  T894]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.109156][  T894]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.109290][  T894]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.109479][  T894]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.109620][  T894]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.109753][  T894]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.109888][  T894]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.110021][  T894]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.110155][  T894]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.110291][  T894]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.110478][  T894]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.110613][  T894]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.110754][  T894]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.110888][  T894]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.111020][  T894]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.111155][  T894]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.111291][  T894]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.111468][  T894]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.111607][  T894]  ? 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))
[   33.111745][  T894]  ? 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))
[   33.111881][  T894]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.112015][  T894]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.112150][  T894]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.112284][  T894]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   33.112426][  T894]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.112561][  T894]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.112698][  T894]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.112833][  T894]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.112966][  T894]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.113102][  T894]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.113237][  T894]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.113374][  T894]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.113539][  T894]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   33.113677][  T894]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.113811][  T894]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.113945][  T894]  ___sys_sendmsg (net/socket.c:2752)
[   33.114077][  T894]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.114245][  T894]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.114397][  T894]  __sys_sendmsg (net/socket.c:2784)
[   33.114532][  T894]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.114672][  T894]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.114840][  T894]  ? 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)
[   33.114972][  T894]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.115106][  T894]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.115240][  T894]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.115378][  T894]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.115512][  T894]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.115682][  T894] RIP: 0033:0x7f34a526c08e
[   33.115821][  T894] 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
[   33.116295][  T894] RSP: 002b:00007fffc791e290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.116502][  T894] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f34a526c08e
[   33.116706][  T894] RDX: 0000000000000000 RSI: 00007fffc791e340 RDI: 0000000000000005
[   33.116903][  T894] RBP: 00007fffc791e2a0 R08: 0000000000000000 R09: 0000000000000000
[   33.117101][  T894] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d171
[   33.117299][  T894] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc791ea00
| [   33.119610][   T47] ------------[ cut here ]------------
| [   33.119795][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   33.120089][   T47] Modules linked in: veth
| [   33.120602][   T47] Tainted: [W]=WARN
[   33.120750][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.120953][   T47] Workqueue: events_unbound linkwatch_event
[   33.121163][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.121383][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.121878][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   33.122084][   T47] RAX: 00000000ffffffa6 RBX: ff11000009189700 RCX: 1ff4000000067f02
[   33.122313][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000091897bc
[   33.122558][   T47] RBP: ff11000011614000 R08: 1fe22000012312f9 R09: ff11000002402ef8
[   33.122795][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   33.123028][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   33.123260][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   33.123534][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.123741][   T47] CR2: 00007efc47350b20 CR3: 000000000af3d006 CR4: 0000000000771ef0
[   33.123970][   T47] PKRU: 55555554
[   33.124111][   T47] Call Trace:
[   33.124249][   T47]  <TASK>
[   33.124374][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.124545][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.124723][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.124867][   T47]  netif_state_change (net/core/dev.c:1605)
[   33.125039][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   33.125241][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   33.125431][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   33.125603][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.125786][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   33.125956][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   33.126126][   T47]  process_one_work (kernel/workqueue.c:3314)
[   33.126302][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   33.126487][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.126673][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   33.126852][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   33.127022][   T47]  kthread (kernel/kthread.c:436)
[   33.127163][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   33.127374][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.127545][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   33.127723][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   33.127927][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   33.128099][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.128270][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   33.130526][   T47] ------------[ cut here ]------------
| [   33.130772][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   33.131067][   T47] Modules linked in: veth
| [   33.131584][   T47] Tainted: [W]=WARN
[   33.131731][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.131932][   T47] Workqueue: events_unbound linkwatch_event
[   33.132138][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.132343][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.132846][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   33.133046][   T47] RAX: 00000000ffffffa6 RBX: ff11000011218740 RCX: 1ff4000000067f02
[   33.133275][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000112187fc
[   33.133517][   T47] RBP: ff1100000c634000 R08: 1fe2200002243101 R09: ff11000002402ef8
[   33.133749][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   33.133978][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   33.134210][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   33.134483][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.134691][   T47] CR2: 00007efc47350b20 CR3: 000000000af3d006 CR4: 0000000000771ef0
[   33.134919][   T47] PKRU: 55555554
[   33.135056][   T47] Call Trace:
[   33.135194][   T47]  <TASK>
[   33.135305][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.135491][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.135674][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.135816][   T47]  netif_state_change (net/core/dev.c:1605)
[   33.135988][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   33.136189][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   33.136374][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   33.136546][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.136725][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   33.136900][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   33.137074][   T47]  process_one_work (kernel/workqueue.c:3314)
[   33.137249][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   33.137435][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.137610][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   33.137794][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   33.137966][   T47]  kthread (kernel/kthread.c:436)
[   33.138107][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   33.138309][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.138499][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   33.138679][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   33.138879][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   33.139051][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.139222][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   33.534258][  T907] ------------[ cut here ]------------
| [   33.534932][  T907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/907
| [   33.535170][  T907] Modules linked in: veth
| [   33.535546][  T907] Tainted: [W]=WARN
[   33.535653][  T907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.535818][  T907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.535985][  T907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.536456][  T907] RSP: 0018:ffa0000002827030 EFLAGS: 00010286
[   33.536629][  T907] RAX: 00000000ffffffa6 RBX: ff11000012d13e00 RCX: 1ff4000000504dcc
[   33.536826][  T907] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d13ebc
[   33.537021][  T907] RBP: ff11000010929000 R08: 1fe22000025a27d9 R09: ff1100001395d1e8
[   33.537214][  T907] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   33.537412][  T907] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010929ce1
[   33.537607][  T907] FS:  00007fac05da1840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   33.537832][  T907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.537993][  T907] CR2: 00007fac060711a0 CR3: 0000000010192004 CR4: 0000000000771ef0
[   33.538193][  T907] PKRU: 55555554
[   33.538293][  T907] Call Trace:
[   33.538398][  T907]  <TASK>
[   33.538466][  T907]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.538607][  T907]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.538714][  T907]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   33.538849][  T907]  __dev_notify_flags (net/core/dev.c:9787)
[   33.538977][  T907]  ? netif_change_name (net/core/dev.c:1495)
[   33.539104][  T907]  ? __dev_change_flags (net/core/dev.c:9752)
[   33.539238][  T907]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   33.539372][  T907]  ? 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))
[   33.539501][  T907]  netif_change_flags (net/core/dev.c:9820)
[   33.539632][  T907]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   33.539760][  T907]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.539890][  T907]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.540049][  T907]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.540176][  T907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.540304][  T907]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.540440][  T907]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.540572][  T907]  ? __kernel_text_address (kernel/extable.c:79)
[   33.540705][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.540835][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.540960][  T907]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.541087][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.541219][  T907]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.541353][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.541486][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.541622][  T907]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.541754][  T907]  ? __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)
[   33.541883][  T907]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.542010][  T907]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.542137][  T907]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.542269][  T907]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.542403][  T907]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.542537][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.542671][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.542801][  T907]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.542929][  T907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.543058][  T907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.543190][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.543315][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.543445][  T907]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.543570][  T907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.543701][  T907]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.543830][  T907]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.543962][  T907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.544095][  T907]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.544226][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.544363][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.544496][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.544634][  T907]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.544762][  T907]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.544890][  T907]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.545022][  T907]  ? 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))
[   33.545148][  T907]  ? 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))
[   33.545277][  T907]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.545409][  T907]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.545536][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.545669][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   33.545797][  T907]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.545926][  T907]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.546052][  T907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.546179][  T907]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.546307][  T907]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.546439][  T907]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.546568][  T907]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.546699][  T907]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.546856][  T907]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   33.546983][  T907]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.547112][  T907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.547238][  T907]  ___sys_sendmsg (net/socket.c:2752)
[   33.547370][  T907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.547529][  T907]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.547670][  T907]  __sys_sendmsg (net/socket.c:2784)
[   33.547797][  T907]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.547921][  T907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.548172][  T907]  ? 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)
[   33.548304][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.548437][  T907]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.548566][  T907]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.548787][  T907]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.548915][  T907]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.549073][  T907] RIP: 0033:0x7fac05fdb08e
[   33.549208][  T907] 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
[   33.549765][  T907] RSP: 002b:00007ffc119a3c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.550044][  T907] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fac05fdb08e
[   33.550238][  T907] RDX: 0000000000000000 RSI: 00007ffc119a3d40 RDI: 0000000000000005
[   33.550432][  T907] RBP: 00007ffc119a3ca0 R08: 0000000000000000 R09: 0000000000000000
[   33.550715][  T907] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d171
[   33.550905][  T907] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc119a4400
| [   33.600144][  T909] ------------[ cut here ]------------
| [   33.600335][  T909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/909
| [   33.600621][  T909] Modules linked in: veth
| [   33.601066][  T909] Tainted: [W]=WARN
[   33.601206][  T909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.601418][  T909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.601637][  T909] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.602143][  T909] RSP: 0018:ffa0000002837030 EFLAGS: 00010286
[   33.602346][  T909] RAX: 00000000ffffffa6 RBX: ff110000131e63c0 RCX: 1ff4000000506dcc
[   33.602659][  T909] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e647c
[   33.602958][  T909] RBP: ff11000011691000 R08: 1fe220000263cc91 R09: ff110000139daea8
[   33.603253][  T909] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   33.603556][  T909] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011691ce1
[   33.603855][  T909] FS:  00007f43eb8d1840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   33.604135][  T909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.604335][  T909] CR2: 00007f43ebba11a0 CR3: 0000000011b0c004 CR4: 0000000000771ef0
[   33.604581][  T909] PKRU: 55555554
[   33.604731][  T909] Call Trace:
[   33.604872][  T909]  <TASK>
[   33.604983][  T909]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.605158][  T909]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.605302][  T909]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   33.605487][  T909]  __dev_notify_flags (net/core/dev.c:9787)
[   33.605673][  T909]  ? netif_change_name (net/core/dev.c:1495)
[   33.605846][  T909]  ? __dev_change_flags (net/core/dev.c:9752)
[   33.606020][  T909]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   33.606194][  T909]  ? 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))
[   33.606383][  T909]  netif_change_flags (net/core/dev.c:9820)
[   33.606558][  T909]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   33.606744][  T909]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.606916][  T909]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.607119][  T909]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.607290][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.607470][  T909]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.607647][  T909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.607820][  T909]  ? __kernel_text_address (kernel/extable.c:79)
[   33.607991][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.608165][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.608336][  T909]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.608523][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.608705][  T909]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.608876][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.609048][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.609223][  T909]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.609408][  T909]  ? __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)
[   33.609581][  T909]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.609765][  T909]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.609938][  T909]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.610112][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.610288][  T909]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.610471][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.610645][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.610818][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.610989][  T909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.611160][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.611335][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.611518][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.611700][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.611872][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.612045][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.612217][  T909]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.612402][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.612575][  T909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.612753][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.612928][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.613100][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.613276][  T909]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.613461][  T909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.613645][  T909]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.613824][  T909]  ? 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))
[   33.613997][  T909]  ? 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))
[   33.614174][  T909]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.614349][  T909]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.614535][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.614710][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   33.614882][  T909]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.615055][  T909]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.615225][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.615409][  T909]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.615581][  T909]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.615766][  T909]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.615938][  T909]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.616109][  T909]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.616309][  T909]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   33.616497][  T909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.616678][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.616850][  T909]  ___sys_sendmsg (net/socket.c:2752)
[   33.617019][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.617221][  T909]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.617418][  T909]  __sys_sendmsg (net/socket.c:2784)
[   33.617591][  T909]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.617771][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.617985][  T909]  ? 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)
[   33.618163][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.618340][  T909]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.618531][  T909]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.618712][  T909]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.618894][  T909]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.619096][  T909] RIP: 0033:0x7f43ebb0b08e
[   33.619275][  T909] 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
[   33.619793][  T909] RSP: 002b:00007ffe87454550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.620032][  T909] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f43ebb0b08e
[   33.620266][  T909] RDX: 0000000000000000 RSI: 00007ffe87454600 RDI: 0000000000000005
[   33.620512][  T909] RBP: 00007ffe87454560 R08: 0000000000000000 R09: 0000000000000000
[   33.620754][  T909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d171
[   33.620986][  T909] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe87454cc0
| [   33.623339][   T38] ------------[ cut here ]------------
| [   33.623513][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   33.623794][   T38] Modules linked in: veth
| [   33.624240][   T38] Tainted: [W]=WARN
[   33.624385][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.624574][   T38] Workqueue: events_unbound linkwatch_event
[   33.624779][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.624974][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.625493][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   33.625737][   T38] RAX: 00000000ffffffa6 RBX: ff110000131e78c0 RCX: 1ff4000000055f02
[   33.625996][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e797c
[   33.626256][   T38] RBP: ff11000011691000 R08: 1fe220000263cf31 R09: ff11000001d82ef8
[   33.626530][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   33.626798][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   33.627093][   T38] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   33.627418][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.627707][   T38] CR2: 00007f43ebba11a0 CR3: 000000003b139002 CR4: 0000000000771ef0
[   33.627991][   T38] PKRU: 55555554
[   33.628194][   T38] Call Trace:
[   33.628402][   T38]  <TASK>
[   33.628570][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.628821][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.629056][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.629248][   T38]  netif_state_change (net/core/dev.c:1605)
[   33.629483][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   33.629705][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   33.629864][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   33.630027][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.630194][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   33.630375][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   33.630542][   T38]  process_one_work (kernel/workqueue.c:3314)
[   33.630720][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   33.630884][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.631051][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   33.631218][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   33.631391][   T38]  kthread (kernel/kthread.c:436)
[   33.631524][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   33.631720][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.631885][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   33.632048][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   33.632237][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   33.632414][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.632576][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   33.634606][   T38] ------------[ cut here ]------------
| [   33.634782][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   33.635023][   T38] Modules linked in: veth
| [   33.635395][   T38] Tainted: [W]=WARN
[   33.635481][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.635630][   T38] Workqueue: events_unbound linkwatch_event
[   33.635777][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.635924][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.636364][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   33.636511][   T38] RAX: 00000000ffffffa6 RBX: ff110000131e71c0 RCX: 1ff4000000055f02
[   33.636684][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e727c
[   33.636853][   T38] RBP: ff11000010929000 R08: 1fe220000263ce51 R09: ff11000001d82ef8
[   33.637026][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   33.637194][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   33.637370][   T38] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   33.637571][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.637718][   T38] CR2: 00007f0a88777574 CR3: 000000003b139004 CR4: 0000000000771ef0
[   33.637892][   T38] PKRU: 55555554
[   33.637981][   T38] Call Trace:
[   33.638070][   T38]  <TASK>
[   33.638132][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.638254][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.638380][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.638471][   T38]  netif_state_change (net/core/dev.c:1605)
[   33.638591][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   33.638746][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   33.638863][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   33.638977][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.639167][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   33.639281][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   33.639402][   T38]  process_one_work (kernel/workqueue.c:3314)
[   33.639519][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   33.639708][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.639826][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   33.639945][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   33.640092][   T38]  kthread (kernel/kthread.c:436)
[   33.640258][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   33.640410][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.640524][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   33.640645][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   33.640859][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   33.640974][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.641089][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.063925][  T922] ------------[ cut here ]------------
| [   34.064105][  T922] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/922
| [   34.064342][  T922] Modules linked in: veth
| [   34.064725][  T922] Tainted: [W]=WARN
[   34.064822][  T922] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.064981][  T922] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.065163][  T922] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.065644][  T922] RSP: 0018:ffa00000028f7030 EFLAGS: 00010286
[   34.065813][  T922] RAX: 00000000ffffffa6 RBX: ff11000012d51380 RCX: 1ff400000051edcc
[   34.066012][  T922] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d5143c
[   34.066203][  T922] RBP: ff1100000cd21000 R08: 1fe22000025aa289 R09: ff11000010bdaea8
[   34.066399][  T922] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   34.066598][  T922] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd21ce1
[   34.066801][  T922] FS:  00007f0e416d4840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   34.067033][  T922] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.067198][  T922] CR2: 0000000039865988 CR3: 0000000010386004 CR4: 0000000000771ef0
[   34.067402][  T922] PKRU: 55555554
[   34.067500][  T922] Call Trace:
[   34.067605][  T922]  <TASK>
[   34.067674][  T922]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.067807][  T922]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.067910][  T922]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.068042][  T922]  __dev_notify_flags (net/core/dev.c:9787)
[   34.068175][  T922]  ? netif_change_name (net/core/dev.c:1495)
[   34.068307][  T922]  ? __dev_change_flags (net/core/dev.c:9752)
[   34.068445][  T922]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   34.068574][  T922]  ? 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))
[   34.068711][  T922]  netif_change_flags (net/core/dev.c:9820)
[   34.068840][  T922]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   34.068970][  T922]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   34.069100][  T922]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   34.069259][  T922]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.069390][  T922]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.069517][  T922]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.069646][  T922]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.069775][  T922]  ? __kernel_text_address (kernel/extable.c:79)
[   34.069903][  T922]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.070035][  T922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.070163][  T922]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.070290][  T922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.070426][  T922]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.070555][  T922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.070691][  T922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.070819][  T922]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.070947][  T922]  ? __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)
[   34.071075][  T922]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.071202][  T922]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.071330][  T922]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.071467][  T922]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   34.071603][  T922]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.071737][  T922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.071868][  T922]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.071996][  T922]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.072123][  T922]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.072250][  T922]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.072386][  T922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.072514][  T922]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.072649][  T922]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.072775][  T922]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.072909][  T922]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.073043][  T922]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.073177][  T922]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.073306][  T922]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.073435][  T922]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.073565][  T922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.073698][  T922]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.073830][  T922]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.073962][  T922]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.074091][  T922]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.074224][  T922]  ? 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))
[   34.074355][  T922]  ? 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))
[   34.074492][  T922]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.074625][  T922]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.074755][  T922]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.074887][  T922]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   34.075021][  T922]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.075155][  T922]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.075285][  T922]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.075419][  T922]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.075548][  T922]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.075688][  T922]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.075822][  T922]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.075957][  T922]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.076124][  T922]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   34.076260][  T922]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.076402][  T922]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.076537][  T922]  ___sys_sendmsg (net/socket.c:2752)
[   34.076673][  T922]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.076840][  T922]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.076985][  T922]  __sys_sendmsg (net/socket.c:2784)
[   34.077119][  T922]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.077251][  T922]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.077425][  T922]  ? 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)
[   34.077559][  T922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.077700][  T922]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.077833][  T922]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.077968][  T922]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.078100][  T922]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.078265][  T922] RIP: 0033:0x7f0e4190e08e
[   34.078409][  T922] 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
[   34.078887][  T922] RSP: 002b:00007ffda1ab9c30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.079087][  T922] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0e4190e08e
[   34.079284][  T922] RDX: 0000000000000000 RSI: 00007ffda1ab9ce0 RDI: 0000000000000005
[   34.079491][  T922] RBP: 00007ffda1ab9c40 R08: 0000000000000000 R09: 0000000000000000
[   34.079699][  T922] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d172
[   34.079896][  T922] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda1aba3a0
| [   34.125334][  T924] ------------[ cut here ]------------
| [   34.125504][  T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/924
| [   34.125741][  T924] Modules linked in: veth
| [   34.126112][  T924] Tainted: [W]=WARN
[   34.126214][  T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.126384][  T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.126557][  T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.127026][  T924] RSP: 0018:ffa0000002917030 EFLAGS: 00010286
[   34.127193][  T924] RAX: 00000000ffffffa6 RBX: ff11000012d13000 RCX: 1ff4000000522dcc
[   34.127398][  T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d130bc
[   34.127597][  T924] RBP: ff1100001187c000 R08: 1fe22000025a2619 R09: ff1100000bfb8b68
[   34.127792][  T924] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   34.127989][  T924] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001187cce1
[   34.128187][  T924] FS:  00007fa728ff6840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   34.128424][  T924] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.128593][  T924] CR2: 0000000018d54988 CR3: 0000000001efa002 CR4: 0000000000771ef0
[   34.128790][  T924] PKRU: 55555554
[   34.128888][  T924] Call Trace:
[   34.128986][  T924]  <TASK>
[   34.129057][  T924]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.129190][  T924]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.129291][  T924]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.129428][  T924]  __dev_notify_flags (net/core/dev.c:9787)
[   34.129559][  T924]  ? netif_change_name (net/core/dev.c:1495)
[   34.129692][  T924]  ? __dev_change_flags (net/core/dev.c:9752)
[   34.129825][  T924]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   34.129958][  T924]  ? 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))
[   34.130092][  T924]  netif_change_flags (net/core/dev.c:9820)
[   34.130226][  T924]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   34.130366][  T924]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   34.130499][  T924]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   34.130666][  T924]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.130798][  T924]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.130928][  T924]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.131059][  T924]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.131191][  T924]  ? __kernel_text_address (kernel/extable.c:79)
[   34.131322][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.131561][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.131695][  T924]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.131825][  T924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.131956][  T924]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.132083][  T924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.132213][  T924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.132342][  T924]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.132550][  T924]  ? __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)
[   34.132686][  T924]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.132817][  T924]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.132949][  T924]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.133083][  T924]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   34.133217][  T924]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.133349][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.133565][  T924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.133703][  T924]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.133833][  T924]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.133962][  T924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.134094][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.134222][  T924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.134351][  T924]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.134572][  T924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.134710][  T924]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.134841][  T924]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.134971][  T924]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.135100][  T924]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.135232][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.135464][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.135597][  T924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.135729][  T924]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.135860][  T924]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.135991][  T924]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.136124][  T924]  ? 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))
[   34.136254][  T924]  ? 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))
[   34.136486][  T924]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.136622][  T924]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.136752][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.136881][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   34.137013][  T924]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.137144][  T924]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.137274][  T924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.137435][  T924]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.137566][  T924]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.137703][  T924]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.137834][  T924]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.137964][  T924]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.138125][  T924]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   34.138256][  T924]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.138394][  T924]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.138527][  T924]  ___sys_sendmsg (net/socket.c:2752)
[   34.138659][  T924]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.138822][  T924]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.138965][  T924]  __sys_sendmsg (net/socket.c:2784)
[   34.139096][  T924]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.139225][  T924]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.139397][  T924]  ? 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)
[   34.139527][  T924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.139665][  T924]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.139797][  T924]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.139927][  T924]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.140060][  T924]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.140223][  T924] RIP: 0033:0x7fa72923008e
[   34.140366][  T924] 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
[   34.140837][  T924] RSP: 002b:00007fff70909d60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.141033][  T924] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa72923008e
[   34.141227][  T924] RDX: 0000000000000000 RSI: 00007fff70909e10 RDI: 0000000000000005
[   34.141428][  T924] RBP: 00007fff70909d70 R08: 0000000000000000 R09: 0000000000000000
[   34.141626][  T924] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d172
[   34.141818][  T924] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7090a4d0
| [   34.143821][   T39] ------------[ cut here ]------------
| [   34.143951][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   34.144187][   T39] Modules linked in: veth
| [   34.144571][   T39] Tainted: [W]=WARN
[   34.144670][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.144821][   T39] Workqueue: events_unbound linkwatch_event
[   34.144978][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.145135][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.145568][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   34.145725][   T39] RAX: 00000000ffffffa6 RBX: ff11000012237c40 RCX: 1ff4000000057f02
[   34.145905][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012237cfc
[   34.146084][   T39] RBP: ff1100001187c000 R08: 1fe2200002446fa1 R09: ff11000001d85238
[   34.146262][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   34.146448][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.146633][   T39] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   34.146842][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.146993][   T39] CR2: 00007f3529f6f000 CR3: 000000003b139004 CR4: 0000000000771ef0
[   34.147179][   T39] PKRU: 55555554
[   34.147270][   T39] Call Trace:
[   34.147372][   T39]  <TASK>
[   34.147436][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.147558][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.147693][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.147788][   T39]  netif_state_change (net/core/dev.c:1605)
[   34.147911][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   34.148063][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   34.148186][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   34.148307][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.148438][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   34.148561][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   34.148688][   T39]  process_one_work (kernel/workqueue.c:3314)
[   34.148814][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.148933][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.149060][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.149185][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.149304][   T39]  kthread (kernel/kthread.c:436)
[   34.149401][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.149550][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.149674][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.149801][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.149953][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.150076][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.150198][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.151883][   T39] ------------[ cut here ]------------
| [   34.152004][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   34.152243][   T39] Modules linked in: veth
| [   34.152627][   T39] Tainted: [W]=WARN
[   34.152719][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.152872][   T39] Workqueue: events_unbound linkwatch_event
[   34.153029][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.153190][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.153633][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   34.153783][   T39] RAX: 00000000ffffffa6 RBX: ff1100000c3e5540 RCX: 1ff4000000057f02
[   34.153977][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e55fc
[   34.154158][   T39] RBP: ff1100000cd21000 R08: 1fe220000187cac1 R09: ff11000001d85238
[   34.154340][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   34.154527][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.154713][   T39] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   34.154924][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.155073][   T39] CR2: 00007f3529f6f000 CR3: 000000003b139004 CR4: 0000000000771ef0
[   34.155253][   T39] PKRU: 55555554
[   34.155345][   T39] Call Trace:
[   34.155451][   T39]  <TASK>
[   34.155514][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.155641][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.155762][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.155856][   T39]  netif_state_change (net/core/dev.c:1605)
[   34.155978][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   34.156129][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   34.156252][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   34.156380][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.156505][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   34.156630][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   34.156753][   T39]  process_one_work (kernel/workqueue.c:3314)
[   34.156879][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.157003][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.157128][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.157253][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.157379][   T39]  kthread (kernel/kthread.c:436)
[   34.157470][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.157625][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.157745][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.157866][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.158018][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.158139][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.158260][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.566710][  T937] ------------[ cut here ]------------
| [   34.566925][  T937] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/937
| [   34.567206][  T937] Modules linked in: veth
| [   34.567685][  T937] Tainted: [W]=WARN
[   34.567831][  T937] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.568039][  T937] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.568256][  T937] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.569456][  T937] RSP: 0018:ffa00000029d7030 EFLAGS: 00010286
[   34.569674][  T937] RAX: 00000000ffffffa6 RBX: ff11000012237540 RCX: 1ff400000053adcc
[   34.569913][  T937] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000122375fc
[   34.570153][  T937] RBP: ff11000008824000 R08: 1fe2200002446ec1 R09: ff110000133451e8
[   34.570406][  T937] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   34.570653][  T937] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008824ce1
[   34.570894][  T937] FS:  00007fe311e64840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   34.571169][  T937] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.571391][  T937] CR2: 000000001245b988 CR3: 0000000012d35005 CR4: 0000000000771ef0
[   34.571642][  T937] PKRU: 55555554
[   34.571788][  T937] Call Trace:
[   34.571932][  T937]  <TASK>
[   34.572046][  T937]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.572225][  T937]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.572384][  T937]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.572561][  T937]  __dev_notify_flags (net/core/dev.c:9787)
[   34.572750][  T937]  ? netif_change_name (net/core/dev.c:1495)
[   34.572928][  T937]  ? __dev_change_flags (net/core/dev.c:9752)
[   34.573108][  T937]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   34.573287][  T937]  ? 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))
[   34.573482][  T937]  netif_change_flags (net/core/dev.c:9820)
[   34.573671][  T937]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   34.573850][  T937]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   34.574027][  T937]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   34.574238][  T937]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.574428][  T937]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.574612][  T937]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.574790][  T937]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.574969][  T937]  ? __kernel_text_address (kernel/extable.c:79)
[   34.575146][  T937]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.575324][  T937]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.575508][  T937]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.575695][  T937]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.575875][  T937]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.576049][  T937]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.576224][  T937]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.576417][  T937]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.576602][  T937]  ? __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)
[   34.576779][  T937]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.576959][  T937]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.577138][  T937]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.577320][  T937]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   34.577510][  T937]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.577699][  T937]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.577879][  T937]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.578058][  T937]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.578232][  T937]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.578420][  T937]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.578607][  T937]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.578781][  T937]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.578957][  T937]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.579134][  T937]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.579311][  T937]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.579499][  T937]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.579684][  T937]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.579860][  T937]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.580034][  T937]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.580212][  T937]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.580400][  T937]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.580587][  T937]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.580769][  T937]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.580949][  T937]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.581131][  T937]  ? 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))
[   34.581308][  T937]  ? 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))
[   34.581504][  T937]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.581689][  T937]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.581866][  T937]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.582043][  T937]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   34.582222][  T937]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.582411][  T937]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.582593][  T937]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.582772][  T937]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.582954][  T937]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.583133][  T937]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.583312][  T937]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.583502][  T937]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.583714][  T937]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   34.583894][  T937]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.584072][  T937]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.584250][  T937]  ___sys_sendmsg (net/socket.c:2752)
[   34.584440][  T937]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.584654][  T937]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.584845][  T937]  __sys_sendmsg (net/socket.c:2784)
[   34.585023][  T937]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.585200][  T937]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.585425][  T937]  ? 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)
[   34.585608][  T937]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.585788][  T937]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.585965][  T937]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.586144][  T937]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.586322][  T937]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.586541][  T937] RIP: 0033:0x7fe31209e08e
[   34.586733][  T937] 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
[   34.587234][  T937] RSP: 002b:00007ffee1c53950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.587488][  T937] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe31209e08e
[   34.587739][  T937] RDX: 0000000000000000 RSI: 00007ffee1c53a00 RDI: 0000000000000005
[   34.587978][  T937] RBP: 00007ffee1c53960 R08: 0000000000000000 R09: 0000000000000000
[   34.588220][  T937] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d172
[   34.588471][  T937] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee1c540c0
| [   34.648212][  T939] ------------[ cut here ]------------
| [   34.648391][  T939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/939
| [   34.648629][  T939] Modules linked in: veth
| [   34.649015][  T939] Tainted: [W]=WARN
[   34.649114][  T939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.649280][  T939] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.649458][  T939] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.649939][  T939] RSP: 0018:ffa00000029f7030 EFLAGS: 00010286
[   34.650108][  T939] RAX: 00000000ffffffa6 RBX: ff110000091891c0 RCX: 1ff400000053edcc
[   34.650310][  T939] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000918927c
[   34.650513][  T939] RBP: ff1100000f194000 R08: 1fe2200001231251 R09: ff110000139d8b68
[   34.650719][  T939] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   34.650915][  T939] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f194ce1
[   34.651112][  T939] FS:  00007f62ca4d4840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   34.651338][  T939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.651506][  T939] CR2: 0000000024f72988 CR3: 0000000012c11004 CR4: 0000000000771ef0
[   34.651703][  T939] PKRU: 55555554
[   34.651800][  T939] Call Trace:
[   34.651898][  T939]  <TASK>
[   34.651966][  T939]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.652100][  T939]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.652200][  T939]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.652331][  T939]  __dev_notify_flags (net/core/dev.c:9787)
[   34.652467][  T939]  ? netif_change_name (net/core/dev.c:1495)
[   34.652601][  T939]  ? __dev_change_flags (net/core/dev.c:9752)
[   34.652732][  T939]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   34.652863][  T939]  ? 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))
[   34.652997][  T939]  netif_change_flags (net/core/dev.c:9820)
[   34.653130][  T939]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   34.653262][  T939]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   34.653399][  T939]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   34.653563][  T939]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.653695][  T939]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.653825][  T939]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.653954][  T939]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.654087][  T939]  ? __kernel_text_address (kernel/extable.c:79)
[   34.654218][  T939]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.654350][  T939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.654484][  T939]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.654618][  T939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.654748][  T939]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.654876][  T939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.655004][  T939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.655134][  T939]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.655265][  T939]  ? __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)
[   34.655400][  T939]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.655529][  T939]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.655663][  T939]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.655794][  T939]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   34.655927][  T939]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.656059][  T939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.656189][  T939]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.656321][  T939]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.656456][  T939]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.656593][  T939]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.656725][  T939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.656854][  T939]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.656984][  T939]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.657114][  T939]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.657245][  T939]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.657380][  T939]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.657513][  T939]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.657649][  T939]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.657779][  T939]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.657910][  T939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.658038][  T939]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.658170][  T939]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.658301][  T939]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.658435][  T939]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.658573][  T939]  ? 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))
[   34.658703][  T939]  ? 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))
[   34.658836][  T939]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.658967][  T939]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.659098][  T939]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.659229][  T939]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   34.659367][  T939]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.659499][  T939]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.659631][  T939]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.659761][  T939]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.659893][  T939]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.660022][  T939]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.660154][  T939]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.660284][  T939]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.660451][  T939]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   34.660585][  T939]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.660715][  T939]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.660846][  T939]  ___sys_sendmsg (net/socket.c:2752)
[   34.660974][  T939]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.661136][  T939]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.661279][  T939]  __sys_sendmsg (net/socket.c:2784)
[   34.661415][  T939]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.661545][  T939]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.661714][  T939]  ? 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)
[   34.661844][  T939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.661977][  T939]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.662108][  T939]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.662240][  T939]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.662373][  T939]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.662535][  T939] RIP: 0033:0x7f62ca70e08e
[   34.662675][  T939] 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
[   34.663139][  T939] RSP: 002b:00007ffe4683dd40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.663333][  T939] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f62ca70e08e
[   34.663532][  T939] RDX: 0000000000000000 RSI: 00007ffe4683ddf0 RDI: 0000000000000005
[   34.663732][  T939] RBP: 00007ffe4683dd50 R08: 0000000000000000 R09: 0000000000000000
[   34.663928][  T939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d173
[   34.664122][  T939] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4683e4b0
| [   34.666115][   T47] ------------[ cut here ]------------
| [   34.666263][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   34.666591][   T47] Modules linked in: veth
| [   34.667136][   T47] Tainted: [W]=WARN
[   34.667228][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.667459][   T47] Workqueue: events_unbound linkwatch_event
[   34.667708][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.667867][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.668293][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   34.668451][   T47] RAX: 00000000ffffffa6 RBX: ff11000012d123c0 RCX: 1ff4000000067f02
[   34.668636][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d1247c
[   34.668819][   T47] RBP: ff1100000f194000 R08: 1fe22000025a2491 R09: ff11000002402ef8
[   34.668997][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   34.669173][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.669435][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   34.669649][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.669876][   T47] CR2: 00007efc47350b20 CR3: 000000000af3d006 CR4: 0000000000771ef0
[   34.670054][   T47] PKRU: 55555554
[   34.670145][   T47] Call Trace:
[   34.670234][   T47]  <TASK>
[   34.670297][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.670501][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.670627][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.670719][   T47]  netif_state_change (net/core/dev.c:1605)
[   34.670840][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   34.671066][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   34.671185][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   34.671305][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.671435][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   34.671635][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   34.671756][   T47]  process_one_work (kernel/workqueue.c:3314)
[   34.671880][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.671999][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.672198][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.672321][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.672447][   T47]  kthread (kernel/kthread.c:436)
[   34.672537][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.672767][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.672887][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.673007][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.673156][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.673355][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.673482][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.675382][   T47] ------------[ cut here ]------------
| [   34.675500][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   34.675741][   T47] Modules linked in: veth
| [   34.676104][   T47] Tainted: [W]=WARN
[   34.676195][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.676344][   T47] Workqueue: events_unbound linkwatch_event
[   34.676527][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.676689][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.677117][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   34.677267][   T47] RAX: 00000000ffffffa6 RBX: ff11000012d12e40 RCX: 1ff4000000067f02
[   34.677453][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d12efc
[   34.677637][   T47] RBP: ff11000008824000 R08: 1fe22000025a25e1 R09: ff11000002402ef8
[   34.677814][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   34.677990][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.678171][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   34.678384][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.678533][   T47] CR2: 00007efc47350b20 CR3: 000000000af3d006 CR4: 0000000000771ef0
[   34.678716][   T47] PKRU: 55555554
[   34.678805][   T47] Call Trace:
[   34.678895][   T47]  <TASK>
[   34.678960][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.679080][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.679200][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.679292][   T47]  netif_state_change (net/core/dev.c:1605)
[   34.679417][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   34.679576][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   34.679696][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   34.679818][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.679941][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   34.680066][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   34.680187][   T47]  process_one_work (kernel/workqueue.c:3314)
[   34.680312][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.680437][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.680562][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.680689][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.680809][   T47]  kthread (kernel/kthread.c:436)
[   34.680901][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.681050][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.681171][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.681290][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.681445][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.681566][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.681691][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.119945][  T952] ------------[ cut here ]------------
| [   35.120159][  T952] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/952
| [   35.120451][  T952] Modules linked in: veth
| [   35.120918][  T952] Tainted: [W]=WARN
[   35.121062][  T952] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.121271][  T952] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.121503][  T952] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.122013][  T952] RSP: 0018:ffa0000002a97030 EFLAGS: 00010286
[   35.122222][  T952] RAX: 00000000ffffffa6 RBX: ff1100000c3e5540 RCX: 1ff4000000552dcc
[   35.122470][  T952] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e55fc
[   35.122719][  T952] RBP: ff11000011f34000 R08: 1fe220000187cac1 R09: ff1100001133aea8
[   35.122957][  T952] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   35.123194][  T952] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011f34ce1
[   35.123460][  T952] FS:  00007f64a1c49840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   35.123749][  T952] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.123961][  T952] CR2: 00000000344ff988 CR3: 0000000013b29004 CR4: 0000000000771ef0
[   35.124200][  T952] PKRU: 55555554
[   35.124345][  T952] Call Trace:
[   35.124502][  T952]  <TASK>
[   35.124628][  T952]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.124813][  T952]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.124961][  T952]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.125140][  T952]  __dev_notify_flags (net/core/dev.c:9787)
[   35.125321][  T952]  ? netif_change_name (net/core/dev.c:1495)
[   35.125507][  T952]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.125695][  T952]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   35.125876][  T952]  ? 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))
[   35.126057][  T952]  netif_change_flags (net/core/dev.c:9820)
[   35.126235][  T952]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.126427][  T952]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.126612][  T952]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.126824][  T952]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.127003][  T952]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.127179][  T952]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.127368][  T952]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.127546][  T952]  ? __kernel_text_address (kernel/extable.c:79)
[   35.127732][  T952]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.127908][  T952]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.128084][  T952]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.128261][  T952]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.128453][  T952]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.128635][  T952]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.128812][  T952]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.128989][  T952]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.129166][  T952]  ? __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)
[   35.129342][  T952]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.129533][  T952]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.129721][  T952]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.129899][  T952]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.130079][  T952]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.130258][  T952]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.130444][  T952]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.130629][  T952]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.130803][  T952]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.130979][  T952]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.131158][  T952]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.131334][  T952]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.131524][  T952]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.131705][  T952]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.131883][  T952]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.132060][  T952]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.132237][  T952]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.132427][  T952]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.132613][  T952]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.132792][  T952]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.132968][  T952]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.133148][  T952]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.133328][  T952]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.133523][  T952]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.133711][  T952]  ? 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))
[   35.133887][  T952]  ? 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))
[   35.134066][  T952]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.134244][  T952]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.134436][  T952]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.134622][  T952]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   35.134801][  T952]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.134980][  T952]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.135154][  T952]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.135335][  T952]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.135528][  T952]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.135716][  T952]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.135895][  T952]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.136071][  T952]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.136279][  T952]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   35.136470][  T952]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.136656][  T952]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.136837][  T952]  ___sys_sendmsg (net/socket.c:2752)
[   35.137013][  T952]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.137220][  T952]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.137421][  T952]  __sys_sendmsg (net/socket.c:2784)
[   35.137605][  T952]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.137777][  T952]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.137988][  T952]  ? 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)
[   35.138167][  T952]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.138344][  T952]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.138533][  T952]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.138718][  T952]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.138895][  T952]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.139107][  T952] RIP: 0033:0x7f64a1e8308e
[   35.139290][  T952] 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
[   35.139814][  T952] RSP: 002b:00007fff499a1130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.140055][  T952] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f64a1e8308e
[   35.140294][  T952] RDX: 0000000000000000 RSI: 00007fff499a11e0 RDI: 0000000000000005
[   35.140544][  T952] RBP: 00007fff499a1140 R08: 0000000000000000 R09: 0000000000000000
[   35.140794][  T952] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d173
[   35.141029][  T952] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff499a18a0
| [   35.195862][  T954] ------------[ cut here ]------------
| [   35.196025][  T954] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/954
| [   35.196251][  T954] Modules linked in: veth
| [   35.196633][  T954] Tainted: [W]=WARN
[   35.196734][  T954] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.196898][  T954] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.197073][  T954] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.197536][  T954] RSP: 0018:ffa0000002ab7030 EFLAGS: 00010286
[   35.197705][  T954] RAX: 00000000ffffffa6 RBX: ff11000012236e40 RCX: 1ff4000000556dcc
[   35.197898][  T954] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012236efc
[   35.198090][  T954] RBP: ff11000011f21000 R08: 1fe2200002446de1 R09: ff1100000c75aea8
[   35.198281][  T954] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   35.198478][  T954] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011f21ce1
[   35.198675][  T954] FS:  00007fa12fd2f840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   35.198904][  T954] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.199067][  T954] CR2: 0000000028599988 CR3: 0000000013405004 CR4: 0000000000771ef0
[   35.199259][  T954] PKRU: 55555554
[   35.199361][  T954] Call Trace:
[   35.199457][  T954]  <TASK>
[   35.199524][  T954]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.199661][  T954]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.199760][  T954]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.199889][  T954]  __dev_notify_flags (net/core/dev.c:9787)
[   35.200020][  T954]  ? netif_change_name (net/core/dev.c:1495)
[   35.200148][  T954]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.200283][  T954]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   35.200420][  T954]  ? 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))
[   35.200552][  T954]  netif_change_flags (net/core/dev.c:9820)
[   35.200687][  T954]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.200818][  T954]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.200947][  T954]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.201109][  T954]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.201237][  T954]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.201370][  T954]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.201498][  T954]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.201632][  T954]  ? __kernel_text_address (kernel/extable.c:79)
[   35.201761][  T954]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.201891][  T954]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.202019][  T954]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.202148][  T954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.202280][  T954]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.202472][  T954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.202603][  T954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.202731][  T954]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.202860][  T954]  ? __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)
[   35.202989][  T954]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.203117][  T954]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.203247][  T954]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.203447][  T954]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.203584][  T954]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.203718][  T954]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.203846][  T954]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.203976][  T954]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.204104][  T954]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.204233][  T954]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.204462][  T954]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.204673][  T954]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.204801][  T954]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.204929][  T954]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.205058][  T954]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.205187][  T954]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.205316][  T954]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.205531][  T954]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.205664][  T954]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.205795][  T954]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.205922][  T954]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.206051][  T954]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.206179][  T954]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.206307][  T954]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.206526][  T954]  ? 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))
[   35.206658][  T954]  ? 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))
[   35.206790][  T954]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.206919][  T954]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.207047][  T954]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.207176][  T954]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   35.207305][  T954]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.207516][  T954]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.207651][  T954]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.207780][  T954]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.207910][  T954]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.208041][  T954]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.208170][  T954]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.208298][  T954]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.208544][  T954]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   35.208678][  T954]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.208807][  T954]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.208937][  T954]  ___sys_sendmsg (net/socket.c:2752)
[   35.209064][  T954]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.209225][  T954]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.209420][  T954]  __sys_sendmsg (net/socket.c:2784)
[   35.209550][  T954]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.209683][  T954]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.209847][  T954]  ? 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)
[   35.209977][  T954]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.210107][  T954]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.210236][  T954]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.210427][  T954]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.210560][  T954]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.210721][  T954] RIP: 0033:0x7fa12ff6908e
[   35.210858][  T954] 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
[   35.211318][  T954] RSP: 002b:00007fffb5146a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.211519][  T954] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa12ff6908e
[   35.211717][  T954] RDX: 0000000000000000 RSI: 00007fffb5146b40 RDI: 0000000000000005
[   35.211911][  T954] RBP: 00007fffb5146aa0 R08: 0000000000000000 R09: 0000000000000000
[   35.212103][  T954] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d173
[   35.212294][  T954] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb5147200
| [   35.214298][   T47] ------------[ cut here ]------------
| [   35.214476][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   35.214767][   T47] Modules linked in: veth
| [   35.215306][   T47] Tainted: [W]=WARN
[   35.215460][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.215820][   T47] Workqueue: events_unbound linkwatch_event
[   35.216024][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.216308][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.216797][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   35.216993][   T47] RAX: 00000000ffffffa6 RBX: ff11000012115c40 RCX: 1ff4000000067f02
[   35.217215][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012115cfc
[   35.217453][   T47] RBP: ff11000011f21000 R08: 1fe2200002422ba1 R09: ff11000002402ef8
[   35.217683][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   35.217905][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.218128][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   35.218396][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.218597][   T47] CR2: 00000000344ff988 CR3: 000000003b139005 CR4: 0000000000771ef0
[   35.218821][   T47] PKRU: 55555554
[   35.218956][   T47] Call Trace:
[   35.219092][   T47]  <TASK>
[   35.219200][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.219382][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.219553][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.219700][   T47]  netif_state_change (net/core/dev.c:1605)
[   35.219943][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   35.220139][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   35.220307][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   35.220488][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.220739][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   35.220908][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   35.221075][   T47]  process_one_work (kernel/workqueue.c:3314)
[   35.221245][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   35.221501][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.221681][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.221855][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   35.222019][   T47]  kthread (kernel/kthread.c:436)
[   35.222231][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.222442][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.222618][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.222785][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   35.223054][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   35.223220][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.223400][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.225722][   T47] ------------[ cut here ]------------
| [   35.225884][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/47
| [   35.226265][   T47] Modules linked in: veth
| [   35.226746][   T47] Tainted: [W]=WARN
[   35.226881][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.227072][   T47] Workqueue: events_unbound linkwatch_event
[   35.227271][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.227488][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.227958][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   35.228154][   T47] RAX: 00000000ffffffa6 RBX: ff11000009401000 RCX: 1ff4000000067f02
[   35.228392][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094010bc
[   35.228624][   T47] RBP: ff11000011f34000 R08: 1fe2200001280219 R09: ff11000002402ef8
[   35.228848][   T47] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   35.229071][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.229296][   T47] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   35.229571][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.229767][   T47] CR2: 00000000344ff988 CR3: 000000003b139005 CR4: 0000000000771ef0
[   35.229990][   T47] PKRU: 55555554
[   35.230124][   T47] Call Trace:
[   35.230259][   T47]  <TASK>
[   35.230378][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.230547][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.230750][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.230889][   T47]  netif_state_change (net/core/dev.c:1605)
[   35.231060][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   35.231258][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   35.231438][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   35.231614][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.231795][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   35.231965][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   35.232132][   T47]  process_one_work (kernel/workqueue.c:3314)
[   35.232303][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   35.232481][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.232661][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.232832][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   35.233001][   T47]  kthread (kernel/kthread.c:436)
[   35.233138][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.233334][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.233513][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.233690][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   35.233882][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   35.234047][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.234216][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.658725][  T967] ------------[ cut here ]------------
| [   35.658900][  T967] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/967
| [   35.659137][  T967] Modules linked in: veth
| [   35.659748][  T967] Tainted: [W]=WARN
[   35.659847][  T967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.660006][  T967] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.660175][  T967] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.660644][  T967] RSP: 0018:ffa0000002b57030 EFLAGS: 00010286
[   35.660805][  T967] RAX: 00000000ffffffa6 RBX: ff11000009188e40 RCX: 1ff400000056adcc
[   35.660997][  T967] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009188efc
[   35.661187][  T967] RBP: ff1100001156c000 R08: 1fe22000012311e1 R09: ff11000009b7aea8
[   35.661384][  T967] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   35.661579][  T967] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001156cce1
[   35.661769][  T967] FS:  00007f07e39bc840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   35.661995][  T967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.662155][  T967] CR2: 0000000038ab4988 CR3: 0000000013c77003 CR4: 0000000000771ef0
[   35.662344][  T967] PKRU: 55555554
[   35.662452][  T967] Call Trace:
[   35.662550][  T967]  <TASK>
[   35.662618][  T967]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.662756][  T967]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.662856][  T967]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.662984][  T967]  __dev_notify_flags (net/core/dev.c:9787)
[   35.663112][  T967]  ? netif_change_name (net/core/dev.c:1495)
[   35.663239][  T967]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.663372][  T967]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   35.663499][  T967]  ? 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))
[   35.663639][  T967]  netif_change_flags (net/core/dev.c:9820)
[   35.663767][  T967]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.663896][  T967]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.664022][  T967]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.664186][  T967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.664312][  T967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.664533][  T967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.664667][  T967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.664800][  T967]  ? __kernel_text_address (kernel/extable.c:79)
[   35.664988][  T967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.665123][  T967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.665251][  T967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.665465][  T967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.665595][  T967]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.665720][  T967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.665846][  T967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.665973][  T967]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.666100][  T967]  ? __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)
[   35.666228][  T967]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.666355][  T967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.666549][  T967]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.666679][  T967]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.666811][  T967]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.666939][  T967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.667064][  T967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.667192][  T967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.667319][  T967]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.667531][  T967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.667667][  T967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.667793][  T967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.667919][  T967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.668045][  T967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.668172][  T967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.668301][  T967]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.668505][  T967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.668640][  T967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.668772][  T967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.668907][  T967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.669038][  T967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.669170][  T967]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.669298][  T967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.669490][  T967]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.669628][  T967]  ? 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))
[   35.669754][  T967]  ? 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))
[   35.669885][  T967]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.670014][  T967]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.670142][  T967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.670268][  T967]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   35.670473][  T967]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.670604][  T967]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.670730][  T967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.670856][  T967]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.670984][  T967]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.671112][  T967]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.671241][  T967]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.671371][  T967]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.671530][  T967]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   35.671663][  T967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.671790][  T967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.671919][  T967]  ___sys_sendmsg (net/socket.c:2752)
[   35.672047][  T967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.672206][  T967]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.672345][  T967]  __sys_sendmsg (net/socket.c:2784)
[   35.672478][  T967]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.672609][  T967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.672768][  T967]  ? 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)
[   35.672894][  T967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.673021][  T967]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.673147][  T967]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.673273][  T967]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.673402][  T967]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.673565][  T967] RIP: 0033:0x7f07e3bf608e
[   35.673700][  T967] 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
[   35.674151][  T967] RSP: 002b:00007ffdfcabba20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.674341][  T967] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f07e3bf608e
[   35.674534][  T967] RDX: 0000000000000000 RSI: 00007ffdfcabbad0 RDI: 0000000000000005
[   35.674727][  T967] RBP: 00007ffdfcabba30 R08: 0000000000000000 R09: 0000000000000000
[   35.674914][  T967] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d174
[   35.675102][  T967] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfcabc190
| [   35.724785][  T969] ------------[ cut here ]------------
| [   35.724975][  T969] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/969
| [   35.725242][  T969] Modules linked in: veth
| [   35.725706][  T969] Tainted: [W]=WARN
[   35.725845][  T969] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.726048][  T969] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.726259][  T969] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.726777][  T969] RSP: 0018:ffa0000002b77030 EFLAGS: 00010286
[   35.726981][  T969] RAX: 00000000ffffffa6 RBX: ff110000121151c0 RCX: 1ff400000056edcc
[   35.727211][  T969] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001211527c
[   35.727457][  T969] RBP: ff11000011569000 R08: 1fe2200002422a51 R09: ff1100000c758b68
[   35.727695][  T969] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   35.727925][  T969] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011569ce1
[   35.728159][  T969] FS:  00007f41f2ecf840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   35.728438][  T969] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.728650][  T969] CR2: 00000000356c8988 CR3: 00000000139f1001 CR4: 0000000000771ef0
[   35.728896][  T969] PKRU: 55555554
[   35.729035][  T969] Call Trace:
[   35.729174][  T969]  <TASK>
[   35.729285][  T969]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.729562][  T969]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.729790][  T969]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.730024][  T969]  __dev_notify_flags (net/core/dev.c:9787)
[   35.730247][  T969]  ? netif_change_name (net/core/dev.c:1495)
[   35.730494][  T969]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.730728][  T969]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   35.730998][  T969]  ? 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))
[   35.731244][  T969]  netif_change_flags (net/core/dev.c:9820)
[   35.731512][  T969]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.731770][  T969]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.731956][  T969]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.732160][  T969]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.732332][  T969]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.732516][  T969]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.732696][  T969]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.732871][  T969]  ? __kernel_text_address (kernel/extable.c:79)
[   35.733042][  T969]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.733216][  T969]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.733399][  T969]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.733577][  T969]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.733749][  T969]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.733919][  T969]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.734090][  T969]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.734261][  T969]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.734444][  T969]  ? __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)
[   35.734623][  T969]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.734796][  T969]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.734967][  T969]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.735140][  T969]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.735317][  T969]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.735504][  T969]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.735682][  T969]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.735854][  T969]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.736022][  T969]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.736193][  T969]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.736379][  T969]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.736555][  T969]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.736726][  T969]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.736898][  T969]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.737072][  T969]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.737244][  T969]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.737430][  T969]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.737614][  T969]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.737788][  T969]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.737960][  T969]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.738129][  T969]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.738302][  T969]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.738493][  T969]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.738677][  T969]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.738852][  T969]  ? 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))
[   35.739022][  T969]  ? 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))
[   35.739195][  T969]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.739380][  T969]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.739562][  T969]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.739732][  T969]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   35.739905][  T969]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.740076][  T969]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.740246][  T969]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.740436][  T969]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.740614][  T969]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.740786][  T969]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.740957][  T969]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.741128][  T969]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.741335][  T969]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   35.741523][  T969]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.741705][  T969]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.741878][  T969]  ___sys_sendmsg (net/socket.c:2752)
[   35.742048][  T969]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.742255][  T969]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.742451][  T969]  __sys_sendmsg (net/socket.c:2784)
[   35.742629][  T969]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.742798][  T969]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.743007][  T969]  ? 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)
[   35.743182][  T969]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.743353][  T969]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.743537][  T969]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.743717][  T969]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.743891][  T969]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.744094][  T969] RIP: 0033:0x7f41f310908e
[   35.744274][  T969] 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
[   35.744788][  T969] RSP: 002b:00007fff616fd090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.745024][  T969] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f41f310908e
[   35.745253][  T969] RDX: 0000000000000000 RSI: 00007fff616fd140 RDI: 0000000000000005
[   35.745501][  T969] RBP: 00007fff616fd0a0 R08: 0000000000000000 R09: 0000000000000000
[   35.745743][  T969] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d174
[   35.745975][  T969] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff616fd800
| [   35.748376][   T38] ------------[ cut here ]------------
| [   35.748538][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   35.748813][   T38] Modules linked in: veth
| [   35.749259][   T38] Tainted: [W]=WARN
[   35.749406][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.749604][   T38] Workqueue: events_unbound linkwatch_event
[   35.749800][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.749995][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.750467][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   35.750663][   T38] RAX: 00000000ffffffa6 RBX: ff11000011218040 RCX: 1ff4000000055f02
[   35.750880][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000112180fc
[   35.751095][   T38] RBP: ff11000011569000 R08: 1fe2200002243021 R09: ff11000001d82ef8
[   35.751309][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   35.751545][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.751761][   T38] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   35.752005][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.752191][   T38] CR2: 00000000356c8988 CR3: 000000003b139002 CR4: 0000000000771ef0
[   35.752426][   T38] PKRU: 55555554
[   35.752564][   T38] Call Trace:
[   35.752695][   T38]  <TASK>
[   35.752800][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.752961][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.753124][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.753259][   T38]  netif_state_change (net/core/dev.c:1605)
[   35.753434][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   35.753634][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   35.753795][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   35.753958][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.754122][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   35.754283][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   35.754459][   T38]  process_one_work (kernel/workqueue.c:3314)
[   35.754634][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   35.754803][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.754970][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.755135][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   35.755296][   T38]  kthread (kernel/kthread.c:436)
[   35.755451][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.755652][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.755815][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.755978][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   35.756172][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   35.756335][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.756510][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.758570][   T38] ------------[ cut here ]------------
| [   35.758726][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   35.759001][   T38] Modules linked in: veth
| [   35.760001][   T38] Tainted: [W]=WARN
[   35.760279][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.760526][   T38] Workqueue: events_unbound linkwatch_event
[   35.760778][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.761024][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.761507][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   35.761704][   T38] RAX: 00000000ffffffa6 RBX: ff11000011218900 RCX: 1ff4000000055f02
[   35.761920][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000112189bc
[   35.762140][   T38] RBP: ff1100001156c000 R08: 1fe2200002243139 R09: ff11000001d82ef8
[   35.762376][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   35.762604][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.762824][   T38] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   35.763073][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.763266][   T38] CR2: 00000000356c8988 CR3: 000000003b139002 CR4: 0000000000771ef0
[   35.763500][   T38] PKRU: 55555554
[   35.763640][   T38] Call Trace:
[   35.763772][   T38]  <TASK>
[   35.763877][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.764043][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.764207][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.764343][   T38]  netif_state_change (net/core/dev.c:1605)
[   35.764524][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   35.764724][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   35.764886][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   35.765049][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.765215][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   35.765392][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   35.765563][   T38]  process_one_work (kernel/workqueue.c:3314)
[   35.765733][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   35.765894][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.766062][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.766230][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   35.766405][   T38]  kthread (kernel/kthread.c:436)
[   35.766547][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.766738][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.766980][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.767143][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   35.767335][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   35.767593][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.767759][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.181965][  T982] ------------[ cut here ]------------
| [   36.182142][  T982] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/982
| [   36.182934][  T982] Modules linked in: veth
| [   36.183314][  T982] Tainted: [W]=WARN
[   36.183424][  T982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.183607][  T982] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.183783][  T982] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.184257][  T982] RSP: 0018:ffa0000002c27030 EFLAGS: 00010286
[   36.184431][  T982] RAX: 00000000ffffffa6 RBX: ff1100000c3e5a80 RCX: 1ff4000000584dcc
[   36.184631][  T982] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e5b3c
[   36.184828][  T982] RBP: ff11000011861000 R08: 1fe220000187cb69 R09: ff110000137ad1e8
[   36.185024][  T982] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   36.185220][  T982] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011861ce1
[   36.185431][  T982] FS:  00007fe7301f9840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   36.185674][  T982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.185844][  T982] CR2: 000000002707c988 CR3: 0000000013c8f004 CR4: 0000000000771ef0
[   36.186046][  T982] PKRU: 55555554
[   36.186146][  T982] Call Trace:
[   36.186245][  T982]  <TASK>
[   36.186314][  T982]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.186456][  T982]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.186563][  T982]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.186696][  T982]  __dev_notify_flags (net/core/dev.c:9787)
[   36.186830][  T982]  ? netif_change_name (net/core/dev.c:1495)
[   36.186967][  T982]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.187101][  T982]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   36.187236][  T982]  ? 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))
[   36.187378][  T982]  netif_change_flags (net/core/dev.c:9820)
[   36.187516][  T982]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.187656][  T982]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.187791][  T982]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.187960][  T982]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.188095][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.188229][  T982]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.188368][  T982]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.188502][  T982]  ? __kernel_text_address (kernel/extable.c:79)
[   36.188639][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.188776][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.188913][  T982]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.189049][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.189184][  T982]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.189316][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.189456][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.189598][  T982]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.189736][  T982]  ? __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)
[   36.189872][  T982]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.190006][  T982]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.190143][  T982]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.190282][  T982]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.190425][  T982]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.190566][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.190702][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.190837][  T982]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.190969][  T982]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.191103][  T982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.191240][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.191466][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.191605][  T982]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.191737][  T982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.191872][  T982]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.192007][  T982]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.192141][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.192274][  T982]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.192484][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.192624][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.192758][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.192893][  T982]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.193027][  T982]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.193161][  T982]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.193298][  T982]  ? 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))
[   36.193503][  T982]  ? 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))
[   36.193645][  T982]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.193781][  T982]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.193917][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.194051][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   36.194188][  T982]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.194327][  T982]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.194523][  T982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.194663][  T982]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.194799][  T982]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.194937][  T982]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.195070][  T982]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.195205][  T982]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.195427][  T982]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   36.195573][  T982]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.195714][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.195858][  T982]  ___sys_sendmsg (net/socket.c:2752)
[   36.195998][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.196175][  T982]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.196324][  T982]  __sys_sendmsg (net/socket.c:2784)
[   36.196540][  T982]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.196675][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.196844][  T982]  ? 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)
[   36.196978][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.197112][  T982]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.197250][  T982]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.197486][  T982]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.197625][  T982]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.197792][  T982] RIP: 0033:0x7fe73043308e
[   36.197936][  T982] 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
[   36.198479][  T982] RSP: 002b:00007ffe434af020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.198688][  T982] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe73043308e
[   36.198890][  T982] RDX: 0000000000000000 RSI: 00007ffe434af0d0 RDI: 0000000000000005
[   36.199088][  T982] RBP: 00007ffe434af030 R08: 0000000000000000 R09: 0000000000000000
[   36.199286][  T982] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d174
[   36.199535][  T982] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe434af790
| [   36.251999][  T984] ------------[ cut here ]------------
| [   36.252153][  T984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/984
| [   36.252396][  T984] Modules linked in: veth
| [   36.252781][  T984] Tainted: [W]=WARN
[   36.252884][  T984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.253049][  T984] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.253225][  T984] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.253713][  T984] RSP: 0018:ffa0000002c47030 EFLAGS: 00010286
[   36.253880][  T984] RAX: 00000000ffffffa6 RBX: ff11000011219540 RCX: 1ff4000000588dcc
[   36.254077][  T984] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000112195fc
[   36.254276][  T984] RBP: ff11000011d9c000 R08: 1fe22000022432c1 R09: ff11000013978b68
[   36.254484][  T984] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   36.254688][  T984] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011d9cce1
[   36.254888][  T984] FS:  00007fd4a8cd9840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   36.255120][  T984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.255287][  T984] CR2: 000000002eacb988 CR3: 0000000013c8f006 CR4: 0000000000771ef0
[   36.255492][  T984] PKRU: 55555554
[   36.255596][  T984] Call Trace:
[   36.255695][  T984]  <TASK>
[   36.255767][  T984]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.255902][  T984]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.256004][  T984]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.256139][  T984]  __dev_notify_flags (net/core/dev.c:9787)
[   36.256274][  T984]  ? netif_change_name (net/core/dev.c:1495)
[   36.256414][  T984]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.256553][  T984]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   36.256684][  T984]  ? 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))
[   36.256819][  T984]  netif_change_flags (net/core/dev.c:9820)
[   36.256953][  T984]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.257086][  T984]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.257222][  T984]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.257394][  T984]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.257528][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.257660][  T984]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.257794][  T984]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.257929][  T984]  ? __kernel_text_address (kernel/extable.c:79)
[   36.258062][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.258196][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.258328][  T984]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.258468][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.258606][  T984]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.258736][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.258868][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.259000][  T984]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.259134][  T984]  ? __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)
[   36.259269][  T984]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.259407][  T984]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.259543][  T984]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.259678][  T984]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.259813][  T984]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.259948][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.260079][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.260212][  T984]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.260344][  T984]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.260485][  T984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.260625][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.260755][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.260886][  T984]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.261019][  T984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.261152][  T984]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.261284][  T984]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.261426][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.261565][  T984]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.261699][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.261835][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.261967][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.262101][  T984]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.262236][  T984]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.262373][  T984]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.262511][  T984]  ? 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))
[   36.262646][  T984]  ? 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))
[   36.262781][  T984]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.262915][  T984]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.263047][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.263180][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   36.263316][  T984]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.263455][  T984]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.263593][  T984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.263725][  T984]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.263860][  T984]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.263993][  T984]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.264127][  T984]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.264260][  T984]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.264428][  T984]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   36.264566][  T984]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.264697][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.264830][  T984]  ___sys_sendmsg (net/socket.c:2752)
[   36.264963][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.265128][  T984]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.265274][  T984]  __sys_sendmsg (net/socket.c:2784)
[   36.265412][  T984]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.265549][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.265717][  T984]  ? 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)
[   36.265851][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.265985][  T984]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.266118][  T984]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.266250][  T984]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.266390][  T984]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.266557][  T984] RIP: 0033:0x7fd4a8f1308e
[   36.266697][  T984] 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
[   36.267168][  T984] RSP: 002b:00007ffc89ef2b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.267374][  T984] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd4a8f1308e
[   36.267578][  T984] RDX: 0000000000000000 RSI: 00007ffc89ef2bb0 RDI: 0000000000000005
[   36.267776][  T984] RBP: 00007ffc89ef2b10 R08: 0000000000000000 R09: 0000000000000000
[   36.267972][  T984] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d174
[   36.268171][  T984] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc89ef3270
| [   36.275979][   T47] ------------[ cut here ]------------
| [   36.276124][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/47
| [   36.276387][   T47] Modules linked in: veth
| [   36.276778][   T47] Tainted: [W]=WARN
[   36.276871][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.277027][   T47] Workqueue: events_unbound linkwatch_event
[   36.277186][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.277345][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.277799][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   36.277956][   T47] RAX: 00000000ffffffa6 RBX: ff11000009189c40 RCX: 1ff4000000067f02
[   36.278139][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009189cfc
[   36.278322][   T47] RBP: ff11000011d9c000 R08: 1fe22000012313a1 R09: ff11000002402ef8
[   36.278512][   T47] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   36.278701][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.278886][   T47] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   36.279110][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.279263][   T47] CR2: 00007efc47256cb0 CR3: 000000003b139006 CR4: 0000000000771ef0
[   36.279460][   T47] PKRU: 55555554
[   36.279556][   T47] Call Trace:
[   36.279648][   T47]  <TASK>
[   36.279713][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.279837][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.279968][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.280063][   T47]  netif_state_change (net/core/dev.c:1605)
[   36.280193][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   36.280348][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   36.280479][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   36.280608][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.280734][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   36.280858][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   36.280983][   T47]  process_one_work (kernel/workqueue.c:3314)
[   36.281110][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.281233][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.281369][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.281495][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.281624][   T47]  kthread (kernel/kthread.c:436)
[   36.281717][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.281869][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.281991][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.282115][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.282268][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.282397][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.282519][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.284225][   T47] ------------[ cut here ]------------
| [   36.284348][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/47
| [   36.284688][   T47] Modules linked in: veth
| [   36.285084][   T47] Tainted: [W]=WARN
[   36.285180][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.285331][   T47] Workqueue: events_unbound linkwatch_event
[   36.285509][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.285676][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.286116][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   36.286272][   T47] RAX: 00000000ffffffa6 RBX: ff110000131e6740 RCX: 1ff4000000067f02
[   36.286461][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e67fc
[   36.286649][   T47] RBP: ff11000011861000 R08: 1fe220000263cd01 R09: ff11000002402ef8
[   36.286839][   T47] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   36.287023][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.287209][   T47] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   36.287427][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.287582][   T47] CR2: 00007efc47256cb0 CR3: 000000003b139006 CR4: 0000000000771ef0
[   36.287771][   T47] PKRU: 55555554
[   36.287861][   T47] Call Trace:
[   36.287951][   T47]  <TASK>
[   36.288019][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.288141][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.288265][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.288366][   T47]  netif_state_change (net/core/dev.c:1605)
[   36.288489][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   36.288649][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   36.288770][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   36.288891][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.289015][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   36.289137][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   36.289260][   T47]  process_one_work (kernel/workqueue.c:3314)
[   36.289393][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.289517][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.289648][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.289773][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.289893][   T47]  kthread (kernel/kthread.c:436)
[   36.289984][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.290133][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.290255][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.290388][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.290546][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.290667][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.290788][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.705763][  T997] ------------[ cut here ]------------
| [   36.705945][  T997] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/997
| [   36.706187][  T997] Modules linked in: veth
| [   36.706583][  T997] Tainted: [W]=WARN
[   36.706686][  T997] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.706857][  T997] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.707036][  T997] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.707529][  T997] RSP: 0018:ffa0000002d07030 EFLAGS: 00010286
[   36.707703][  T997] RAX: 00000000ffffffa6 RBX: ff110000091883c0 RCX: 1ff40000005a0dcc
[   36.707904][  T997] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000918847c
[   36.708110][  T997] RBP: ff1100001003c000 R08: 1fe2200001231091 R09: ff11000010bd8b68
[   36.708316][  T997] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   36.708530][  T997] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001003cce1
[   36.708733][  T997] FS:  00007fbac7bdf840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   36.708967][  T997] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.709135][  T997] CR2: 0000000037aa5988 CR3: 000000000af3c003 CR4: 0000000000771ef0
[   36.709337][  T997] PKRU: 55555554
[   36.709444][  T997] Call Trace:
[   36.709548][  T997]  <TASK>
[   36.709618][  T997]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.709755][  T997]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.709857][  T997]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.709992][  T997]  __dev_notify_flags (net/core/dev.c:9787)
[   36.710129][  T997]  ? netif_change_name (net/core/dev.c:1495)
[   36.710263][  T997]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.710406][  T997]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   36.710546][  T997]  ? 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))
[   36.710683][  T997]  netif_change_flags (net/core/dev.c:9820)
[   36.710819][  T997]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.710954][  T997]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.711096][  T997]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.711264][  T997]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.711973][  T997]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.712110][  T997]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.712244][  T997]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.712479][  T997]  ? __kernel_text_address (kernel/extable.c:79)
[   36.712696][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.712833][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.712969][  T997]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.713102][  T997]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.713235][  T997]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.713444][  T997]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.713583][  T997]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.713719][  T997]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.713854][  T997]  ? __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)
[   36.713988][  T997]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.714122][  T997]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.714256][  T997]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.714459][  T997]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.714600][  T997]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.714735][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.714870][  T997]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.715006][  T997]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.715140][  T997]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.715274][  T997]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.715459][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.715598][  T997]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.715733][  T997]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.715867][  T997]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.716001][  T997]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.716135][  T997]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.716272][  T997]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.716409][  T997]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.716550][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.716687][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.716824][  T997]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.716962][  T997]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.717100][  T997]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.717237][  T997]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.717378][  T997]  ? 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))
[   36.717518][  T997]  ? 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))
[   36.717654][  T997]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.717792][  T997]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.717926][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.718060][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   36.718196][  T997]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.718333][  T997]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.718472][  T997]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.718612][  T997]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.718749][  T997]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.718886][  T997]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.719022][  T997]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.719156][  T997]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.719322][  T997]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   36.719464][  T997]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.719605][  T997]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.719740][  T997]  ___sys_sendmsg (net/socket.c:2752)
[   36.719874][  T997]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.720044][  T997]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.720192][  T997]  __sys_sendmsg (net/socket.c:2784)
[   36.720328][  T997]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.720467][  T997]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.720644][  T997]  ? 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)
[   36.720779][  T997]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.720914][  T997]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.721050][  T997]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.721184][  T997]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.721322][  T997]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.721497][  T997] RIP: 0033:0x7fbac7e1908e
[   36.721644][  T997] 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
[   36.722128][  T997] RSP: 002b:00007ffc4ae5e590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.722333][  T997] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbac7e1908e
[   36.722544][  T997] RDX: 0000000000000000 RSI: 00007ffc4ae5e640 RDI: 0000000000000005
[   36.722746][  T997] RBP: 00007ffc4ae5e5a0 R08: 0000000000000000 R09: 0000000000000000
[   36.722947][  T997] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d175
[   36.723149][  T997] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4ae5ed00
| [   36.777375][  T999] ------------[ cut here ]------------
| [   36.777580][  T999] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/999
| [   36.777859][  T999] Modules linked in: veth
| [   36.778328][  T999] Tainted: [W]=WARN
[   36.778587][  T999] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.778894][  T999] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.779196][  T999] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.779816][  T999] RSP: 0018:ffa0000002d27030 EFLAGS: 00010286
[   36.780131][  T999] RAX: 00000000ffffffa6 RBX: ff11000012d12e40 RCX: 1ff40000005a4dcc
[   36.780460][  T999] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d12efc
[   36.780773][  T999] RBP: ff1100000c4b1000 R08: 1fe22000025a25e1 R09: ff11000011332ea8
[   36.781090][  T999] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   36.781332][  T999] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c4b1ce1
[   36.781600][  T999] FS:  00007fd575d9b840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   36.781880][  T999] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.782096][  T999] CR2: 000000001e694988 CR3: 0000000013d11006 CR4: 0000000000771ef0
[   36.782343][  T999] PKRU: 55555554
[   36.782502][  T999] Call Trace:
[   36.782658][  T999]  <TASK>
[   36.782775][  T999]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.782960][  T999]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.783108][  T999]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.783289][  T999]  __dev_notify_flags (net/core/dev.c:9787)
[   36.783484][  T999]  ? netif_change_name (net/core/dev.c:1495)
[   36.783674][  T999]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.783855][  T999]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   36.784036][  T999]  ? 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))
[   36.784224][  T999]  netif_change_flags (net/core/dev.c:9820)
[   36.784421][  T999]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.784612][  T999]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.784796][  T999]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.785011][  T999]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.785192][  T999]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.785387][  T999]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.785576][  T999]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.785760][  T999]  ? __kernel_text_address (kernel/extable.c:79)
[   36.785942][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.786125][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.786309][  T999]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.786504][  T999]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.786695][  T999]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.786875][  T999]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.787056][  T999]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.787239][  T999]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.787437][  T999]  ? __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)
[   36.787621][  T999]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.787804][  T999]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.787986][  T999]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.788170][  T999]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.788371][  T999]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.788559][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.788739][  T999]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.788922][  T999]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.789101][  T999]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.789283][  T999]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.789480][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.789671][  T999]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.789854][  T999]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.790036][  T999]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.790219][  T999]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.790410][  T999]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.790600][  T999]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.790781][  T999]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.790963][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.791146][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.791325][  T999]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.791529][  T999]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.791712][  T999]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.791894][  T999]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.792078][  T999]  ? 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))
[   36.792267][  T999]  ? 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))
[   36.792466][  T999]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.792659][  T999]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.792839][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.793021][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   36.793204][  T999]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.793402][  T999]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.793589][  T999]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.793770][  T999]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.793952][  T999]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.794134][  T999]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.794315][  T999]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.794517][  T999]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.794732][  T999]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   36.794915][  T999]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.795096][  T999]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.795278][  T999]  ___sys_sendmsg (net/socket.c:2752)
[   36.795470][  T999]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.795693][  T999]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.795888][  T999]  __sys_sendmsg (net/socket.c:2784)
[   36.796070][  T999]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.796248][  T999]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.796479][  T999]  ? 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)
[   36.796668][  T999]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.796851][  T999]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.797033][  T999]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.797215][  T999]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.797411][  T999]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.797633][  T999] RIP: 0033:0x7fd575fd508e
[   36.797824][  T999] 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
[   36.798347][  T999] RSP: 002b:00007ffe9441cd70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.798617][  T999] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd575fd508e
[   36.798865][  T999] RDX: 0000000000000000 RSI: 00007ffe9441ce20 RDI: 0000000000000005
[   36.799111][  T999] RBP: 00007ffe9441cd80 R08: 0000000000000000 R09: 0000000000000000
[   36.799372][  T999] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d175
[   36.799621][  T999] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9441d4e0
| [   36.806934][   T38] ------------[ cut here ]------------
| [   36.807077][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [   36.807321][   T38] Modules linked in: veth
| [   36.807715][   T38] Tainted: [W]=WARN
[   36.807810][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.807965][   T38] Workqueue: events_unbound linkwatch_event
[   36.808126][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.808286][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.808731][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   36.808883][   T38] RAX: 00000000ffffffa6 RBX: ff11000012236e40 RCX: 1ff4000000055f02
[   36.809066][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012236efc
[   36.809247][   T38] RBP: ff1100000c4b1000 R08: 1fe2200002446de1 R09: ff11000001d82ef8
[   36.809434][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   36.809622][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.809807][   T38] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   36.810022][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.810178][   T38] CR2: 00007fbac7e6a2a0 CR3: 000000003b139005 CR4: 0000000000771ef0
[   36.810373][   T38] PKRU: 55555554
[   36.810549][   T38] Call Trace:
[   36.810720][   T38]  <TASK>
[   36.810785][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.810911][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.811037][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.811208][   T38]  netif_state_change (net/core/dev.c:1605)
[   36.811333][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   36.811494][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   36.811621][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   36.811822][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.811948][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   36.812070][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   36.812194][   T38]  process_one_work (kernel/workqueue.c:3314)
[   36.812322][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.812452][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.812584][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.812711][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.812832][   T38]  kthread (kernel/kthread.c:436)
[   36.812926][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.813080][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.813203][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.813411][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.813569][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.813695][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.813819][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.815701][   T38] ------------[ cut here ]------------
| [   36.815824][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [   36.816081][   T38] Modules linked in: veth
| [   36.816462][   T38] Tainted: [W]=WARN
[   36.816562][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.816796][   T38] Workqueue: events_unbound linkwatch_event
[   36.816955][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.817114][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.817564][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   36.817719][   T38] RAX: 00000000ffffffa6 RBX: ff11000012237c40 RCX: 1ff4000000055f02
[   36.817902][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012237cfc
[   36.818084][   T38] RBP: ff1100001003c000 R08: 1fe2200002446fa1 R09: ff11000001d82ef8
[   36.818346][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   36.818541][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.818725][   T38] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   36.818940][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.819094][   T38] CR2: 00007fbac7e6a2a0 CR3: 000000003b139005 CR4: 0000000000771ef0
[   36.819281][   T38] PKRU: 55555554
[   36.819380][   T38] Call Trace:
[   36.819473][   T38]  <TASK>
[   36.819540][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.819664][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.819864][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.819960][   T38]  netif_state_change (net/core/dev.c:1605)
[   36.820085][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   36.820243][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   36.820372][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   36.820496][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.820628][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   36.820753][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   36.820879][   T38]  process_one_work (kernel/workqueue.c:3314)
[   36.821009][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.821131][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.821261][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.821396][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.821524][   T38]  kthread (kernel/kthread.c:436)
[   36.821617][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.821774][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.821972][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.822097][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.822254][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.822435][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.822610][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.232137][ T1012] ------------[ cut here ]------------
| [   37.232309][ T1012] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1012
| [   37.232591][ T1012] Modules linked in: veth
| [   37.232962][ T1012] Tainted: [W]=WARN
[   37.233062][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.233226][ T1012] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.233403][ T1012] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.233868][ T1012] RSP: 0018:ffa0000002db7030 EFLAGS: 00010286
[   37.234033][ T1012] RAX: 00000000ffffffa6 RBX: ff11000009188740 RCX: 1ff40000005b6dcc
[   37.234226][ T1012] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000091887fc
[   37.234427][ T1012] RBP: ff11000011c8c000 R08: 1fe2200001231101 R09: ff11000013940b68
[   37.234625][ T1012] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   37.234821][ T1012] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011c8cce1
[   37.235015][ T1012] FS:  00007fea0119a840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   37.235242][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.235424][ T1012] CR2: 0000000023872988 CR3: 0000000013af5003 CR4: 0000000000771ef0
[   37.235627][ T1012] PKRU: 55555554
[   37.235726][ T1012] Call Trace:
[   37.235849][ T1012]  <TASK>
[   37.235917][ T1012]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.236049][ T1012]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.236150][ T1012]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.236283][ T1012]  __dev_notify_flags (net/core/dev.c:9787)
[   37.236424][ T1012]  ? netif_change_name (net/core/dev.c:1495)
[   37.236562][ T1012]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.236710][ T1012]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   37.236843][ T1012]  ? 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))
[   37.236976][ T1012]  netif_change_flags (net/core/dev.c:9820)
[   37.237106][ T1012]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.237237][ T1012]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.237374][ T1012]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.237546][ T1012]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.237673][ T1012]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.237804][ T1012]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.237933][ T1012]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.238068][ T1012]  ? __kernel_text_address (kernel/extable.c:79)
[   37.238198][ T1012]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.238329][ T1012]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.238464][ T1012]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.238598][ T1012]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.238730][ T1012]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.238861][ T1012]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.238992][ T1012]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.239121][ T1012]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.239252][ T1012]  ? __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)
[   37.239391][ T1012]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.239527][ T1012]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.239658][ T1012]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.239790][ T1012]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.239924][ T1012]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.240054][ T1012]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.240186][ T1012]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.240317][ T1012]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.240454][ T1012]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.240590][ T1012]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.240726][ T1012]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.240854][ T1012]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.240984][ T1012]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.241115][ T1012]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.241245][ T1012]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.241383][ T1012]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.241519][ T1012]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.241649][ T1012]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.241781][ T1012]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.241914][ T1012]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.242044][ T1012]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.242178][ T1012]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.242309][ T1012]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.242445][ T1012]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.242582][ T1012]  ? 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))
[   37.242713][ T1012]  ? 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))
[   37.242844][ T1012]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.242973][ T1012]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.243103][ T1012]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.243234][ T1012]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   37.243373][ T1012]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.243507][ T1012]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.243637][ T1012]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.243766][ T1012]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.243899][ T1012]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.244029][ T1012]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.244162][ T1012]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.244293][ T1012]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.244460][ T1012]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   37.244594][ T1012]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.244724][ T1012]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.244857][ T1012]  ___sys_sendmsg (net/socket.c:2752)
[   37.244987][ T1012]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.245149][ T1012]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.245291][ T1012]  __sys_sendmsg (net/socket.c:2784)
[   37.245428][ T1012]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.245561][ T1012]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.245726][ T1012]  ? 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)
[   37.245857][ T1012]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.245990][ T1012]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.246121][ T1012]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.246253][ T1012]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.246389][ T1012]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.246555][ T1012] RIP: 0033:0x7fea013d408e
[   37.246693][ T1012] 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
[   37.247158][ T1012] RSP: 002b:00007ffdf395c940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.247356][ T1012] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fea013d408e
[   37.247562][ T1012] RDX: 0000000000000000 RSI: 00007ffdf395c9f0 RDI: 0000000000000005
[   37.247755][ T1012] RBP: 00007ffdf395c950 R08: 0000000000000000 R09: 0000000000000000
[   37.247949][ T1012] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d175
[   37.248142][ T1012] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf395d0b0
| [   37.301334][ T1014] ------------[ cut here ]------------
| [   37.301506][ T1014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1014
| [   37.301770][ T1014] Modules linked in: veth
| [   37.302144][ T1014] Tainted: [W]=WARN
[   37.302242][ T1014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.302417][ T1014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.302593][ T1014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.303061][ T1014] RSP: 0018:ffa0000002dd7030 EFLAGS: 00010286
[   37.303229][ T1014] RAX: 00000000ffffffa6 RBX: ff1100000f0c3540 RCX: 1ff40000005badcc
[   37.303434][ T1014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c35fc
[   37.303633][ T1014] RBP: ff11000012481000 R08: 1fe2200001e186c1 R09: ff110000139451e8
[   37.303828][ T1014] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   37.304026][ T1014] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012481ce1
[   37.304221][ T1014] FS:  00007f763087d840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   37.304458][ T1014] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.304628][ T1014] CR2: 00000000092a4988 CR3: 0000000013d23005 CR4: 0000000000771ef0
[   37.304824][ T1014] PKRU: 55555554
[   37.304922][ T1014] Call Trace:
[   37.305020][ T1014]  <TASK>
[   37.305088][ T1014]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.305220][ T1014]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.305321][ T1014]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.305520][ T1014]  __dev_notify_flags (net/core/dev.c:9787)
[   37.305653][ T1014]  ? netif_change_name (net/core/dev.c:1495)
[   37.305782][ T1014]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.305912][ T1014]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   37.306044][ T1014]  ? 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))
[   37.306180][ T1014]  netif_change_flags (net/core/dev.c:9820)
[   37.306312][ T1014]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.306532][ T1014]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.306666][ T1014]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.306829][ T1014]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.306958][ T1014]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.307088][ T1014]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.307222][ T1014]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.307353][ T1014]  ? __kernel_text_address (kernel/extable.c:79)
[   37.307631][ T1014]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.307769][ T1014]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.307898][ T1014]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.308029][ T1014]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.308162][ T1014]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.308294][ T1014]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.308521][ T1014]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.308652][ T1014]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.308783][ T1014]  ? __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)
[   37.308915][ T1014]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.309045][ T1014]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.309177][ T1014]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.309312][ T1014]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.309477][ T1014]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.309613][ T1014]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.309743][ T1014]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.309874][ T1014]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.310004][ T1014]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.310135][ T1014]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.310269][ T1014]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.310403][ T1014]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.310538][ T1014]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.310668][ T1014]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.310800][ T1014]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.310929][ T1014]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.311060][ T1014]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.311190][ T1014]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.311320][ T1014]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.311460][ T1014]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.311595][ T1014]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.311727][ T1014]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.311859][ T1014]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.311991][ T1014]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.312125][ T1014]  ? 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))
[   37.312256][ T1014]  ? 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))
[   37.312395][ T1014]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.312533][ T1014]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.312667][ T1014]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.312797][ T1014]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   37.312928][ T1014]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.313061][ T1014]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.313192][ T1014]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.313325][ T1014]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.313465][ T1014]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.313605][ T1014]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.313737][ T1014]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.313868][ T1014]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.314030][ T1014]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   37.314163][ T1014]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.314295][ T1014]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.314434][ T1014]  ___sys_sendmsg (net/socket.c:2752)
[   37.314568][ T1014]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.314735][ T1014]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.314879][ T1014]  __sys_sendmsg (net/socket.c:2784)
[   37.315012][ T1014]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.315142][ T1014]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.315309][ T1014]  ? 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)
[   37.315447][ T1014]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.315587][ T1014]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.315720][ T1014]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.315851][ T1014]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.315983][ T1014]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.316149][ T1014] RIP: 0033:0x7f7630ab708e
[   37.316288][ T1014] 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
[   37.316774][ T1014] RSP: 002b:00007ffd16ca1730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.316973][ T1014] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7630ab708e
[   37.317171][ T1014] RDX: 0000000000000000 RSI: 00007ffd16ca17e0 RDI: 0000000000000005
[   37.317371][ T1014] RBP: 00007ffd16ca1740 R08: 0000000000000000 R09: 0000000000000000
[   37.317575][ T1014] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d175
[   37.317773][ T1014] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd16ca1ea0
| [   37.319847][  T104] ------------[ cut here ]------------
| [   37.319972][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/104
| [   37.320208][  T104] Modules linked in: veth
| [   37.320597][  T104] Tainted: [W]=WARN
[   37.320690][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.320841][  T104] Workqueue: events_unbound linkwatch_event
[   37.321001][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.321158][  T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.321608][  T104] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286
[   37.321762][  T104] RAX: 00000000ffffffa6 RBX: ff1100000bdbd700 RCX: 1ff40000000c6f02
[   37.321944][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdbd7bc
[   37.322125][  T104] RBP: ff11000012481000 R08: 1fe22000017b7af9 R09: ff11000008a52ef8
[   37.322307][  T104] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   37.322492][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.322677][  T104] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   37.322891][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.323047][  T104] CR2: 00000000092a4988 CR3: 0000000013d23005 CR4: 0000000000771ef0
[   37.323229][  T104] PKRU: 55555554
[   37.323320][  T104] Call Trace:
[   37.323416][  T104]  <TASK>
[   37.323480][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.323609][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   37.323734][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.323829][  T104]  netif_state_change (net/core/dev.c:1605)
[   37.323955][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   37.324108][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   37.324232][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   37.324355][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.324486][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   37.324612][  T104]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   37.324740][  T104]  process_one_work (kernel/workqueue.c:3314)
[   37.324867][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   37.324988][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.325115][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.325240][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.325367][  T104]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   37.325500][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.325623][  T104]  kthread (kernel/kthread.c:436)
[   37.325716][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.325868][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.325993][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.326117][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.326270][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.326399][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.326608][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.328309][  T104] ------------[ cut here ]------------
| [   37.328438][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/104
| [   37.328684][  T104] Modules linked in: veth
| [   37.329055][  T104] Tainted: [W]=WARN
[   37.329147][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.329300][  T104] Workqueue: events_unbound linkwatch_event
[   37.329715][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.329876][  T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.330308][  T104] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286
[   37.330531][  T104] RAX: 00000000ffffffa6 RBX: ff1100000bdbd8c0 RCX: 1ff40000000c6f02
[   37.330713][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdbd97c
[   37.330901][  T104] RBP: ff11000011c8c000 R08: 1fe22000017b7b31 R09: ff11000008a52ef8
[   37.331081][  T104] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   37.331343][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.331590][  T104] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   37.331896][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.332049][  T104] CR2: 00000000092a4988 CR3: 000000003b139001 CR4: 0000000000771ef0
[   37.332232][  T104] PKRU: 55555554
[   37.332324][  T104] Call Trace:
[   37.332556][  T104]  <TASK>
[   37.332621][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.332748][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   37.332871][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.332965][  T104]  netif_state_change (net/core/dev.c:1605)
[   37.333088][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   37.333241][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   37.333492][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   37.333617][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.333742][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   37.333864][  T104]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   37.333988][  T104]  process_one_work (kernel/workqueue.c:3314)
[   37.334115][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   37.334315][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.334491][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.334620][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.334744][  T104]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   37.334869][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.334991][  T104]  kthread (kernel/kthread.c:436)
[   37.335084][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.335314][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.335486][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.335614][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.335766][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.335888][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.336013][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.730569][ T1027] ------------[ cut here ]------------
| [   37.730785][ T1027] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1027
| [   37.731108][ T1027] Modules linked in: veth
| [   37.732190][ T1027] Tainted: [W]=WARN
[   37.732340][ T1027] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.732573][ T1027] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.732795][ T1027] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.733324][ T1027] RSP: 0018:ffa0000002e87030 EFLAGS: 00010286
[   37.733562][ T1027] RAX: 00000000ffffffa6 RBX: ff11000009189540 RCX: 1ff40000005d0dcc
[   37.733811][ T1027] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000091895fc
[   37.734056][ T1027] RBP: ff11000011c89000 R08: 1fe22000012312c1 R09: ff1100000be8d1e8
[   37.734304][ T1027] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   37.734568][ T1027] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011c89ce1
[   37.734815][ T1027] FS:  00007f819db83840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   37.735098][ T1027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.735318][ T1027] CR2: 000000002ffaa988 CR3: 0000000013d7f002 CR4: 0000000000771ef0
[   37.735587][ T1027] PKRU: 55555554
[   37.735733][ T1027] Call Trace:
[   37.735879][ T1027]  <TASK>
[   37.735996][ T1027]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.736178][ T1027]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.736330][ T1027]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.736536][ T1027]  __dev_notify_flags (net/core/dev.c:9787)
[   37.736721][ T1027]  ? netif_change_name (net/core/dev.c:1495)
[   37.736901][ T1027]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.737083][ T1027]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   37.737268][ T1027]  ? 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))
[   37.737467][ T1027]  netif_change_flags (net/core/dev.c:9820)
[   37.737661][ T1027]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.737846][ T1027]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.738028][ T1027]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.738247][ T1027]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.738443][ T1027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.738633][ T1027]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.738820][ T1027]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.739008][ T1027]  ? __kernel_text_address (kernel/extable.c:79)
[   37.739194][ T1027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.739392][ T1027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.739587][ T1027]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.739769][ T1027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.739952][ T1027]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.740137][ T1027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.740319][ T1027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.740517][ T1027]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.740704][ T1027]  ? __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)
[   37.740888][ T1027]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.741072][ T1027]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.741256][ T1027]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.741457][ T1027]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.741652][ T1027]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.741836][ T1027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.742018][ T1027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.742203][ T1027]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.742399][ T1027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.742592][ T1027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.742780][ T1027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.742961][ T1027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.743146][ T1027]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.743329][ T1027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.743534][ T1027]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.743719][ T1027]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.743907][ T1027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.744089][ T1027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.744272][ T1027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.744471][ T1027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.744662][ T1027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.744848][ T1027]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.745034][ T1027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.745218][ T1027]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.745414][ T1027]  ? 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))
[   37.745605][ T1027]  ? 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))
[   37.745797][ T1027]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.745984][ T1027]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.746168][ T1027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.746353][ T1027]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   37.746559][ T1027]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.746747][ T1027]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.746931][ T1027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.747116][ T1027]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.747301][ T1027]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.747506][ T1027]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.747691][ T1027]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.747878][ T1027]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.748091][ T1027]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   37.748276][ T1027]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.748472][ T1027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.748664][ T1027]  ___sys_sendmsg (net/socket.c:2752)
[   37.748850][ T1027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.749068][ T1027]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.749263][ T1027]  __sys_sendmsg (net/socket.c:2784)
[   37.749460][ T1027]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.749649][ T1027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.749871][ T1027]  ? 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)
[   37.750059][ T1027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.750242][ T1027]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.750440][ T1027]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.750630][ T1027]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.750814][ T1027]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.751030][ T1027] RIP: 0033:0x7f819ddbd08e
[   37.751224][ T1027] 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
[   37.751774][ T1027] RSP: 002b:00007ffdbd352740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.752028][ T1027] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f819ddbd08e
[   37.752289][ T1027] RDX: 0000000000000000 RSI: 00007ffdbd3527f0 RDI: 0000000000000005
[   37.752554][ T1027] RBP: 00007ffdbd352750 R08: 0000000000000000 R09: 0000000000000000
[   37.752803][ T1027] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d176
[   37.753050][ T1027] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbd352eb0
| [   37.809840][ T1029] ------------[ cut here ]------------
| [   37.810041][ T1029] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1029
| [   37.810355][ T1029] Modules linked in: veth
| [   37.810859][ T1029] Tainted: [W]=WARN
[   37.811007][ T1029] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.811221][ T1029] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.811458][ T1029] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.811991][ T1029] RSP: 0018:ffa0000002ea7030 EFLAGS: 00010286
[   37.812207][ T1029] RAX: 00000000ffffffa6 RBX: ff11000012d12740 RCX: 1ff40000005d4dcc
[   37.812581][ T1029] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d127fc
[   37.812914][ T1029] RBP: ff110000114f4000 R08: 1fe22000025a2501 R09: ff1100000c7651e8
[   37.813263][ T1029] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   37.813609][ T1029] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000114f4ce1
[   37.813923][ T1029] FS:  00007f130c6bc840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   37.814285][ T1029] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.814544][ T1029] CR2: 0000000019f07988 CR3: 00000000139a2003 CR4: 0000000000771ef0
[   37.814792][ T1029] PKRU: 55555554
[   37.814940][ T1029] Call Trace:
[   37.815086][ T1029]  <TASK>
[   37.815204][ T1029]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.815402][ T1029]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.815562][ T1029]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.815743][ T1029]  __dev_notify_flags (net/core/dev.c:9787)
[   37.815930][ T1029]  ? netif_change_name (net/core/dev.c:1495)
[   37.816114][ T1029]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.816298][ T1029]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   37.816501][ T1029]  ? 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))
[   37.816689][ T1029]  netif_change_flags (net/core/dev.c:9820)
[   37.816875][ T1029]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.817063][ T1029]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.817248][ T1029]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.817477][ T1029]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.817670][ T1029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.817854][ T1029]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.818036][ T1029]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.818220][ T1029]  ? __kernel_text_address (kernel/extable.c:79)
[   37.818414][ T1029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.818612][ T1029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.818802][ T1029]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.818987][ T1029]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.819170][ T1029]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.819351][ T1029]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.819555][ T1029]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.819741][ T1029]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.819929][ T1029]  ? __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)
[   37.820111][ T1029]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.820295][ T1029]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.820501][ T1029]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.820689][ T1029]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.820876][ T1029]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.821065][ T1029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.821247][ T1029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.821445][ T1029]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.821632][ T1029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.821816][ T1029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.822002][ T1029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.822185][ T1029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.822387][ T1029]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.822579][ T1029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.822765][ T1029]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.822950][ T1029]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.823135][ T1029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.823318][ T1029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.823523][ T1029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.823711][ T1029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.823894][ T1029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.824079][ T1029]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.824265][ T1029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.824465][ T1029]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.824662][ T1029]  ? 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))
[   37.824844][ T1029]  ? 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))
[   37.825033][ T1029]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.825219][ T1029]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.825415][ T1029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.825614][ T1029]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   37.825801][ T1029]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.825988][ T1029]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.826171][ T1029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.826377][ T1029]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.826573][ T1029]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.826760][ T1029]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.826945][ T1029]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.827130][ T1029]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.827349][ T1029]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   37.827556][ T1029]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.827743][ T1029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.827929][ T1029]  ___sys_sendmsg (net/socket.c:2752)
[   37.828111][ T1029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.828329][ T1029]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.828545][ T1029]  __sys_sendmsg (net/socket.c:2784)
[   37.828732][ T1029]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.828915][ T1029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.829135][ T1029]  ? 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)
[   37.829319][ T1029]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.829519][ T1029]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.829705][ T1029]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.829891][ T1029]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.830075][ T1029]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.830291][ T1029] RIP: 0033:0x7f130c8f608e
[   37.830502][ T1029] 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
[   37.831028][ T1029] RSP: 002b:00007fffc2c67740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.831280][ T1029] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f130c8f608e
[   37.831547][ T1029] RDX: 0000000000000000 RSI: 00007fffc2c677f0 RDI: 0000000000000005
[   37.831795][ T1029] RBP: 00007fffc2c67750 R08: 0000000000000000 R09: 0000000000000000
[   37.832043][ T1029] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d176
[   37.832294][ T1029] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc2c67eb0
| [   37.834825][   T38] ------------[ cut here ]------------
| [   37.834967][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   37.835212][   T38] Modules linked in: veth
| [   37.835612][   T38] Tainted: [W]=WARN
[   37.835708][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.835864][   T38] Workqueue: events_unbound linkwatch_event
[   37.836028][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.836190][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.836658][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   37.836815][   T38] RAX: 00000000ffffffa6 RBX: ff11000012d123c0 RCX: 1ff4000000055f02
[   37.836999][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d1247c
[   37.837183][   T38] RBP: ff110000114f4000 R08: 1fe22000025a2491 R09: ff11000001d82ef8
[   37.837370][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   37.837559][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.837748][   T38] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   37.837963][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.838128][   T38] CR2: 00007fc393e1f574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   37.838313][   T38] PKRU: 55555554
[   37.838413][   T38] Call Trace:
[   37.838511][   T38]  <TASK>
[   37.838577][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.838702][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   37.838828][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.838924][   T38]  netif_state_change (net/core/dev.c:1605)
[   37.839051][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   37.839206][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   37.839331][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   37.839462][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.839594][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   37.839718][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   37.839844][   T38]  process_one_work (kernel/workqueue.c:3314)
[   37.839972][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   37.840096][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.840224][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.840352][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.840486][   T38]  kthread (kernel/kthread.c:436)
[   37.840583][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.840737][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.840862][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.840989][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.841145][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.841269][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.841399][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.843109][   T38] ------------[ cut here ]------------
| [   37.843235][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   37.843544][   T38] Modules linked in: veth
| [   37.844027][   T38] Tainted: [W]=WARN
[   37.844200][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.844354][   T38] Workqueue: events_unbound linkwatch_event
[   37.844627][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.844788][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.845313][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   37.845475][   T38] RAX: 00000000ffffffa6 RBX: ff1100000c3e4ac0 RCX: 1ff4000000055f02
[   37.845744][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3e4b7c
[   37.845929][   T38] RBP: ff11000011c89000 R08: 1fe220000187c971 R09: ff11000001d82ef8
[   37.846113][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   37.846298][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.846493][   T38] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   37.846711][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.846866][   T38] CR2: 00007fc393e1f574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   37.847051][   T38] PKRU: 55555554
[   37.847143][   T38] Call Trace:
[   37.847311][   T38]  <TASK>
[   37.847382][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.847511][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   37.847637][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.847733][   T38]  netif_state_change (net/core/dev.c:1605)
[   37.847856][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   37.848013][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   37.848136][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   37.848260][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.848393][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   37.848522][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   37.848650][   T38]  process_one_work (kernel/workqueue.c:3314)
[   37.848781][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   37.848980][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.849107][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.849234][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.849362][   T38]  kthread (kernel/kthread.c:436)
[   37.849457][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.849618][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.849742][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.849865][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.850018][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.850141][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.850264][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.271896][ T1042] ------------[ cut here ]------------
| [   38.272113][ T1042] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1042
| [   38.272450][ T1042] Modules linked in: veth
| [   38.272932][ T1042] Tainted: [W]=WARN
[   38.273079][ T1042] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.273295][ T1042] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.274314][ T1042] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.274910][ T1042] RSP: 0018:ffa0000002f67030 EFLAGS: 00010286
[   38.275136][ T1042] RAX: 00000000ffffffa6 RBX: ff1100000f0b7000 RCX: 1ff40000005ecdcc
[   38.275396][ T1042] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0b70bc
[   38.275655][ T1042] RBP: ff1100001048c000 R08: 1fe2200001e16e19 R09: ff1100001397aea8
[   38.275901][ T1042] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   38.276145][ T1042] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001048cce1
[   38.276405][ T1042] FS:  00007fa002dfb840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   38.276696][ T1042] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.276913][ T1042] CR2: 00000000112e0988 CR3: 0000000013de4001 CR4: 0000000000771ef0
[   38.277160][ T1042] PKRU: 55555554
[   38.277308][ T1042] Call Trace:
[   38.277478][ T1042]  <TASK>
[   38.277598][ T1042]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.277786][ T1042]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.277940][ T1042]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.278123][ T1042]  __dev_notify_flags (net/core/dev.c:9787)
[   38.278307][ T1042]  ? netif_change_name (net/core/dev.c:1495)
[   38.278507][ T1042]  ? __dev_change_flags (net/core/dev.c:9752)
[   38.278690][ T1042]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   38.278875][ T1042]  ? 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))
[   38.279060][ T1042]  netif_change_flags (net/core/dev.c:9820)
[   38.279246][ T1042]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   38.279445][ T1042]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   38.279636][ T1042]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   38.279853][ T1042]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.280035][ T1042]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.280216][ T1042]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.280408][ T1042]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.280600][ T1042]  ? __kernel_text_address (kernel/extable.c:79)
[   38.280785][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.280966][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.281147][ T1042]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.281330][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.281532][ T1042]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.281716][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.281898][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.282080][ T1042]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.282263][ T1042]  ? __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)
[   38.282457][ T1042]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.282648][ T1042]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.282831][ T1042]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.283015][ T1042]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   38.283199][ T1042]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.283397][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.283581][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.283768][ T1042]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.283948][ T1042]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.284130][ T1042]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.284315][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.284515][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.284702][ T1042]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.284889][ T1042]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.285073][ T1042]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.285258][ T1042]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.285456][ T1042]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.285647][ T1042]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.285831][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.286015][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.286196][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.286394][ T1042]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.286581][ T1042]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.286766][ T1042]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.286952][ T1042]  ? 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))
[   38.287132][ T1042]  ? 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))
[   38.287318][ T1042]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.287519][ T1042]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.287702][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.287883][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   38.288065][ T1042]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.288250][ T1042]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.288440][ T1042]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.288632][ T1042]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.288816][ T1042]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.288999][ T1042]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.289183][ T1042]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.289377][ T1042]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.289601][ T1042]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   38.289785][ T1042]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.289968][ T1042]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.290150][ T1042]  ___sys_sendmsg (net/socket.c:2752)
[   38.290331][ T1042]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.290566][ T1042]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.290762][ T1042]  __sys_sendmsg (net/socket.c:2784)
[   38.290946][ T1042]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.291127][ T1042]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.291346][ T1042]  ? 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)
[   38.291548][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.291733][ T1042]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.291916][ T1042]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.292098][ T1042]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.292282][ T1042]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.292513][ T1042] RIP: 0033:0x7fa00303508e
[   38.292702][ T1042] 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
[   38.293218][ T1042] RSP: 002b:00007fff305f05e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.293481][ T1042] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa00303508e
[   38.293727][ T1042] RDX: 0000000000000000 RSI: 00007fff305f0690 RDI: 0000000000000005
[   38.293972][ T1042] RBP: 00007fff305f05f0 R08: 0000000000000000 R09: 0000000000000000
[   38.294219][ T1042] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d176
[   38.294480][ T1042] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff305f0d50
| [   38.346605][ T1044] ------------[ cut here ]------------
| [   38.346763][ T1044] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1044
| [   38.347029][ T1044] Modules linked in: veth
| [   38.347407][ T1044] Tainted: [W]=WARN
[   38.347512][ T1044] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.347674][ T1044] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.347846][ T1044] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.348317][ T1044] RSP: 0018:ffa0000002f87030 EFLAGS: 00010286
[   38.348495][ T1044] RAX: 00000000ffffffa6 RBX: ff1100000f0b7380 RCX: 1ff40000005f0dcc
[   38.348693][ T1044] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0b743c
[   38.348889][ T1044] RBP: ff11000012691000 R08: 1fe2200001e16e89 R09: ff1100001339d1e8
[   38.349086][ T1044] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   38.349283][ T1044] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012691ce1
[   38.349493][ T1044] FS:  00007fc9f374a840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   38.349725][ T1044] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.349895][ T1044] CR2: 000000002fa9b988 CR3: 0000000013df7004 CR4: 0000000000771ef0
[   38.350094][ T1044] PKRU: 55555554
[   38.350195][ T1044] Call Trace:
[   38.350295][ T1044]  <TASK>
[   38.350369][ T1044]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.350508][ T1044]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.350610][ T1044]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.350745][ T1044]  __dev_notify_flags (net/core/dev.c:9787)
[   38.350883][ T1044]  ? netif_change_name (net/core/dev.c:1495)
[   38.351016][ T1044]  ? __dev_change_flags (net/core/dev.c:9752)
[   38.351150][ T1044]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   38.351285][ T1044]  ? 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))
[   38.351427][ T1044]  netif_change_flags (net/core/dev.c:9820)
[   38.351568][ T1044]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   38.351702][ T1044]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   38.351838][ T1044]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   38.352005][ T1044]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.352137][ T1044]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.352272][ T1044]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.352411][ T1044]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.352549][ T1044]  ? clockevents_program_event (kernel/time/clockevents.c:372)
[   38.352716][ T1044]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.352851][ T1044]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.352985][ T1044]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.353118][ T1044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.353253][ T1044]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.353393][ T1044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.353531][ T1044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.353666][ T1044]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.353802][ T1044]  ? __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)
[   38.353936][ T1044]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.354069][ T1044]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.354204][ T1044]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.354340][ T1044]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   38.354487][ T1044]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.354624][ T1044]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.354759][ T1044]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.354895][ T1044]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.355030][ T1044]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.355164][ T1044]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.355302][ T1044]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.355441][ T1044]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.355581][ T1044]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.355716][ T1044]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.355852][ T1044]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.355987][ T1044]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.356122][ T1044]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.356255][ T1044]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.356394][ T1044]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.356534][ T1044]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.356668][ T1044]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.356803][ T1044]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.356939][ T1044]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.357074][ T1044]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.357211][ T1044]  ? 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))
[   38.357344][ T1044]  ? 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))
[   38.357493][ T1044]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.357632][ T1044]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.357766][ T1044]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.357899][ T1044]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   38.358033][ T1044]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.358170][ T1044]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.358303][ T1044]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.358440][ T1044]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.358579][ T1044]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.358716][ T1044]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.358851][ T1044]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.358985][ T1044]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.359150][ T1044]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   38.359285][ T1044]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.359425][ T1044]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.359564][ T1044]  ___sys_sendmsg (net/socket.c:2752)
[   38.359698][ T1044]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.359866][ T1044]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.360013][ T1044]  __sys_sendmsg (net/socket.c:2784)
[   38.360149][ T1044]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.360283][ T1044]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.360459][ T1044]  ? 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)
[   38.360597][ T1044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.360736][ T1044]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.360873][ T1044]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.361009][ T1044]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.361144][ T1044]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.361310][ T1044] RIP: 0033:0x7fc9f398408e
[   38.361456][ T1044] 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
[   38.361941][ T1044] RSP: 002b:00007ffc9e380f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.362142][ T1044] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc9f398408e
[   38.362342][ T1044] RDX: 0000000000000000 RSI: 00007ffc9e381030 RDI: 0000000000000005
[   38.362549][ T1044] RBP: 00007ffc9e380f90 R08: 0000000000000000 R09: 0000000000000000
[   38.362752][ T1044] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d176
[   38.362953][ T1044] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9e3816f0
| [   38.365010][   T39] ------------[ cut here ]------------
| [   38.365148][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   38.365396][   T39] Modules linked in: veth
| [   38.365780][   T39] Tainted: [W]=WARN
[   38.365872][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.366025][   T39] Workqueue: events_unbound linkwatch_event
[   38.366185][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.366345][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.366788][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   38.366941][   T39] RAX: 00000000ffffffa6 RBX: ff1100000f0b63c0 RCX: 1ff4000000057f02
[   38.367132][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0b647c
[   38.367318][   T39] RBP: ff11000012691000 R08: 1fe2200001e16c91 R09: ff11000001d85238
[   38.367518][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   38.367702][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.367891][   T39] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   38.368105][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.368261][   T39] CR2: 00007fa002ec8574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   38.368542][   T39] PKRU: 55555554
[   38.368635][   T39] Call Trace:
[   38.368728][   T39]  <TASK>
[   38.368793][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.369000][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.369126][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.369222][   T39]  netif_state_change (net/core/dev.c:1605)
[   38.369349][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   38.369563][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   38.369795][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   38.369919][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.370045][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   38.370168][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   38.370292][   T39]  process_one_work (kernel/workqueue.c:3314)
[   38.370426][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.370555][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.370684][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.370810][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.370932][   T39]  kthread (kernel/kthread.c:436)
[   38.371108][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.371261][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.371391][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.371521][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.371751][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.371875][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.371998][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.373975][   T39] ------------[ cut here ]------------
| [   38.374100][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   38.374403][   T39] Modules linked in: veth
| [   38.374807][   T39] Tainted: [W]=WARN
[   38.374899][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.375053][   T39] Workqueue: events_unbound linkwatch_event
[   38.375228][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.375397][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.375924][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   38.376078][   T39] RAX: 00000000ffffffa6 RBX: ff11000009400740 RCX: 1ff4000000057f02
[   38.376338][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094007fc
[   38.376531][   T39] RBP: ff1100001048c000 R08: 1fe2200001280101 R09: ff11000001d85238
[   38.376714][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   38.376972][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.377156][   T39] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   38.377454][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.377612][   T39] CR2: 00007fa002ec8574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   38.377796][   T39] PKRU: 55555554
[   38.377887][   T39] Call Trace:
[   38.378052][   T39]  <TASK>
[   38.378117][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.378241][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.378371][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.378470][   T39]  netif_state_change (net/core/dev.c:1605)
[   38.378671][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   38.378824][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   38.378946][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   38.379071][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.379212][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   38.379335][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   38.379467][   T39]  process_one_work (kernel/workqueue.c:3314)
[   38.379593][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.379715][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.379843][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.379969][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.380091][   T39]  kthread (kernel/kthread.c:436)
[   38.380184][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.380335][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.380461][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.380589][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.380742][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.380865][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.380986][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.793028][ T1057] ------------[ cut here ]------------
| [   38.793204][ T1057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1057
| [   38.794015][ T1057] Modules linked in: veth
| [   38.794401][ T1057] Tainted: [W]=WARN
[   38.794505][ T1057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.794672][ T1057] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.794844][ T1057] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.795319][ T1057] RSP: 0018:ffa0000003007030 EFLAGS: 00010286
[   38.795499][ T1057] RAX: 00000000ffffffa6 RBX: ff11000009401540 RCX: 1ff4000000600dcc
[   38.795696][ T1057] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094015fc
[   38.795894][ T1057] RBP: ff11000010b34000 R08: 1fe22000012802c1 R09: ff1100000be8d1e8
[   38.796092][ T1057] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   38.796292][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010b34ce1
[   38.796503][ T1057] FS:  00007f720143e840(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   38.796733][ T1057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.796902][ T1057] CR2: 000000000906a988 CR3: 0000000013825004 CR4: 0000000000771ef0
[   38.797102][ T1057] PKRU: 55555554
[   38.797203][ T1057] Call Trace:
[   38.797303][ T1057]  <TASK>
[   38.797378][ T1057]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.797521][ T1057]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.797624][ T1057]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.797759][ T1057]  __dev_notify_flags (net/core/dev.c:9787)
[   38.797897][ T1057]  ? netif_change_name (net/core/dev.c:1495)
[   38.798031][ T1057]  ? __dev_change_flags (net/core/dev.c:9752)
[   38.798166][ T1057]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   38.798302][ T1057]  ? 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))
[   38.798447][ T1057]  netif_change_flags (net/core/dev.c:9820)
[   38.798589][ T1057]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   38.798727][ T1057]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   38.798862][ T1057]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   38.799030][ T1057]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.799166][ T1057]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.799301][ T1057]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.799438][ T1057]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.799578][ T1057]  ? __kernel_text_address (kernel/extable.c:79)
[   38.799713][ T1057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.799851][ T1057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.799986][ T1057]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.800121][ T1057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.800254][ T1057]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.800393][ T1057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.800529][ T1057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.800663][ T1057]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.800802][ T1057]  ? __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)
[   38.800938][ T1057]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.801075][ T1057]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.801212][ T1057]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.801350][ T1057]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   38.801500][ T1057]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.801638][ T1057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.801771][ T1057]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.801904][ T1057]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.802038][ T1057]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.802171][ T1057]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.802310][ T1057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.802448][ T1057]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.802586][ T1057]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.802719][ T1057]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.802853][ T1057]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.802988][ T1057]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.803122][ T1057]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.803254][ T1057]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.803393][ T1057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.803533][ T1057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.803670][ T1057]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.803806][ T1057]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.803940][ T1057]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.804074][ T1057]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.804210][ T1057]  ? 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))
[   38.804343][ T1057]  ? 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))
[   38.804489][ T1057]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.804623][ T1057]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.804754][ T1057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.804888][ T1057]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   38.805020][ T1057]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.805154][ T1057]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.805286][ T1057]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.805423][ T1057]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.805559][ T1057]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.805693][ T1057]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.805826][ T1057]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.805959][ T1057]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.806124][ T1057]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   38.806260][ T1057]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.806403][ T1057]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.806540][ T1057]  ___sys_sendmsg (net/socket.c:2752)
[   38.806673][ T1057]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.806838][ T1057]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.806983][ T1057]  __sys_sendmsg (net/socket.c:2784)
[   38.807116][ T1057]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.807246][ T1057]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.807418][ T1057]  ? 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)
[   38.807555][ T1057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.807688][ T1057]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.807822][ T1057]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.807954][ T1057]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.808087][ T1057]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.808250][ T1057] RIP: 0033:0x7f720167808e
[   38.808399][ T1057] 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
[   38.808876][ T1057] RSP: 002b:00007ffd35f6fa50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.809076][ T1057] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f720167808e
[   38.809275][ T1057] RDX: 0000000000000000 RSI: 00007ffd35f6fb00 RDI: 0000000000000005
[   38.809482][ T1057] RBP: 00007ffd35f6fa60 R08: 0000000000000000 R09: 0000000000000000
[   38.809681][ T1057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d177
[   38.809879][ T1057] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd35f701c0
| [   38.864821][ T1059] ------------[ cut here ]------------
| [   38.864970][ T1059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1059
| [   38.865231][ T1059] Modules linked in: veth
| [   38.865620][ T1059] Tainted: [W]=WARN
[   38.865722][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.865896][ T1059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.866073][ T1059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.866554][ T1059] RSP: 0018:ffa0000003027030 EFLAGS: 00010286
[   38.866720][ T1059] RAX: 00000000ffffffa6 RBX: ff11000011219540 RCX: 1ff4000000604dcc
[   38.866918][ T1059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000112195fc
[   38.867114][ T1059] RBP: ff110000116b9000 R08: 1fe22000022432c1 R09: ff1100000c7651e8
[   38.867314][ T1059] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   38.867524][ T1059] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000116b9ce1
[   38.867725][ T1059] FS:  00007f36ec1e8840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   38.867959][ T1059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.868131][ T1059] CR2: 0000000022db8988 CR3: 0000000013e5f001 CR4: 0000000000771ef0
[   38.868334][ T1059] PKRU: 55555554
[   38.868435][ T1059] Call Trace:
[   38.868538][ T1059]  <TASK>
[   38.868605][ T1059]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.868739][ T1059]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.868841][ T1059]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.868971][ T1059]  __dev_notify_flags (net/core/dev.c:9787)
[   38.869104][ T1059]  ? netif_change_name (net/core/dev.c:1495)
[   38.869236][ T1059]  ? __dev_change_flags (net/core/dev.c:9752)
[   38.869441][ T1059]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   38.869579][ T1059]  ? 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))
[   38.869711][ T1059]  netif_change_flags (net/core/dev.c:9820)
[   38.869844][ T1059]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   38.869981][ T1059]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   38.870115][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   38.870283][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.870508][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.870703][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.870835][ T1059]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.870969][ T1059]  ? __kernel_text_address (kernel/extable.c:79)
[   38.871102][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.871234][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.871456][ T1059]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.871591][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.871723][ T1059]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.871852][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.871983][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.872112][ T1059]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.872242][ T1059]  ? __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)
[   38.872439][ T1059]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.872574][ T1059]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.872706][ T1059]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.872840][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   38.872975][ T1059]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.873107][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.873237][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.873377][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.873512][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.873641][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.873774][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.873904][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.874035][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.874166][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.874298][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.874434][ T1059]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.874572][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.874701][ T1059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.874833][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.874964][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.875093][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.875224][ T1059]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.875354][ T1059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.875495][ T1059]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.875629][ T1059]  ? 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))
[   38.875759][ T1059]  ? 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))
[   38.875895][ T1059]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.876029][ T1059]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.876160][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.876291][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   38.876427][ T1059]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.876562][ T1059]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.876690][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.876821][ T1059]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.876952][ T1059]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.877084][ T1059]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.877216][ T1059]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.877347][ T1059]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.877521][ T1059]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   38.877654][ T1059]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.877785][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.877916][ T1059]  ___sys_sendmsg (net/socket.c:2752)
[   38.878047][ T1059]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.878210][ T1059]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.878354][ T1059]  __sys_sendmsg (net/socket.c:2784)
[   38.878495][ T1059]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.878627][ T1059]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.878793][ T1059]  ? 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)
[   38.878923][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.879053][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.879184][ T1059]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.879313][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.879453][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.879617][ T1059] RIP: 0033:0x7f36ec42208e
[   38.879755][ T1059] 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
[   38.880222][ T1059] RSP: 002b:00007ffe8e88df00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.880423][ T1059] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f36ec42208e
[   38.880620][ T1059] RDX: 0000000000000000 RSI: 00007ffe8e88dfb0 RDI: 0000000000000005
[   38.880816][ T1059] RBP: 00007ffe8e88df10 R08: 0000000000000000 R09: 0000000000000000
[   38.881017][ T1059] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d177
[   38.881210][ T1059] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8e88e670
| [   38.883224][  T104] ------------[ cut here ]------------
| [   38.883352][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/104
| [   38.883599][  T104] Modules linked in: veth
| [   38.883968][  T104] Tainted: [W]=WARN
[   38.884059][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.884212][  T104] Workqueue: events_unbound linkwatch_event
[   38.884852][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.885025][  T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.885463][  T104] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286
[   38.885614][  T104] RAX: 00000000ffffffa6 RBX: ff1100000f0c38c0 RCX: 1ff40000000c6f02
[   38.885793][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c397c
[   38.885972][  T104] RBP: ff110000116b9000 R08: 1fe2200001e18731 R09: ff11000008a52ef8
[   38.886155][  T104] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   38.886336][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.886526][  T104] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   38.886735][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.886886][  T104] CR2: 0000000022db8988 CR3: 000000003b139002 CR4: 0000000000771ef0
[   38.887068][  T104] PKRU: 55555554
[   38.887157][  T104] Call Trace:
[   38.887247][  T104]  <TASK>
[   38.887310][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.887437][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.887565][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.887658][  T104]  netif_state_change (net/core/dev.c:1605)
[   38.887779][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   38.887932][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   38.888052][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   38.888175][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.888298][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   38.888425][  T104]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   38.888551][  T104]  process_one_work (kernel/workqueue.c:3314)
[   38.888676][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.888797][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.888923][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.889045][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.889165][  T104]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   38.889287][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.889413][  T104]  kthread (kernel/kthread.c:436)
[   38.889507][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.889657][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.889780][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.889903][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.890052][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.890178][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.890298][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.900894][  T104] ------------[ cut here ]------------
| [   38.901027][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/104
| [   38.901266][  T104] Modules linked in: veth
| [   38.901653][  T104] Tainted: [W]=WARN
[   38.901745][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.901897][  T104] Workqueue: events_unbound linkwatch_event
[   38.902058][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.902215][  T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.902738][  T104] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286
[   38.902906][  T104] RAX: 00000000ffffffa6 RBX: ff110000131e7380 RCX: 1ff40000000c6f02
[   38.903083][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e743c
[   38.903259][  T104] RBP: ff11000010b34000 R08: 1fe220000263ce89 R09: ff11000008a52ef8
[   38.903460][  T104] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   38.903641][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.903819][  T104] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   38.904027][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.904180][  T104] CR2: 0000000022db8988 CR3: 000000003b139002 CR4: 0000000000771ef0
[   38.904365][  T104] PKRU: 55555554
[   38.904459][  T104] Call Trace:
[   38.904548][  T104]  <TASK>
[   38.904611][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.904732][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.904858][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.904949][  T104]  netif_state_change (net/core/dev.c:1605)
[   38.905070][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   38.905218][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   38.905338][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   38.905519][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.905642][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   38.905764][  T104]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   38.905884][  T104]  process_one_work (kernel/workqueue.c:3314)
[   38.906008][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.906127][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.906250][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.906418][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.906541][  T104]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   38.906663][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.906782][  T104]  kthread (kernel/kthread.c:436)
[   38.906872][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.907068][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.907188][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.907308][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.907497][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.907616][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.907741][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   39.295430][ T1072] ------------[ cut here ]------------
| [   39.295609][ T1072] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1072
| [   39.295869][ T1072] Modules linked in: veth
| [   39.296239][ T1072] Tainted: [W]=WARN
[   39.296337][ T1072] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.296513][ T1072] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.296683][ T1072] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.297156][ T1072] RSP: 0018:ffa00000030e7030 EFLAGS: 00010286
[   39.297317][ T1072] RAX: 00000000ffffffa6 RBX: ff110000131e7c40 RCX: 1ff400000061cdcc
[   39.297520][ T1072] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e7cfc
[   39.297708][ T1072] RBP: ff11000012851000 R08: 1fe220000263cfa1 R09: ff11000009b7d1e8
[   39.297903][ T1072] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   39.298095][ T1072] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012851ce1
[   39.298288][ T1072] FS:  00007f72572dd840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   39.298531][ T1072] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.298695][ T1072] CR2: 000000002e0dc988 CR3: 000000000c00f005 CR4: 0000000000771ef0
[   39.298896][ T1072] PKRU: 55555554
[   39.298992][ T1072] Call Trace:
[   39.299090][ T1072]  <TASK>
[   39.299156][ T1072]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.299289][ T1072]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.299393][ T1072]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   39.299525][ T1072]  __dev_notify_flags (net/core/dev.c:9787)
[   39.299656][ T1072]  ? netif_change_name (net/core/dev.c:1495)
[   39.299784][ T1072]  ? __dev_change_flags (net/core/dev.c:9752)
[   39.299914][ T1072]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   39.300042][ T1072]  ? 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))
[   39.300173][ T1072]  netif_change_flags (net/core/dev.c:9820)
[   39.300302][ T1072]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   39.300435][ T1072]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.300565][ T1072]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.300727][ T1072]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.300854][ T1072]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.300983][ T1072]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.301114][ T1072]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.301243][ T1072]  ? __kernel_text_address (kernel/extable.c:79)
[   39.302113][ T1072]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.302246][ T1072]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.302457][ T1072]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.302775][ T1072]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.302904][ T1072]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.303032][ T1072]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.303161][ T1072]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.303291][ T1072]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.303529][ T1072]  ? __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)
[   39.303658][ T1072]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.303785][ T1072]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.303916][ T1072]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.304046][ T1072]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.304178][ T1072]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.304309][ T1072]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.304548][ T1072]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.304678][ T1072]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.304806][ T1072]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.304934][ T1072]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.305064][ T1072]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.305190][ T1072]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.305319][ T1072]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.305558][ T1072]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.305686][ T1072]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.305813][ T1072]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.305940][ T1072]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.306067][ T1072]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.306195][ T1072]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.306323][ T1072]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.306563][ T1072]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.306693][ T1072]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.306820][ T1072]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.306949][ T1072]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.307082][ T1072]  ? 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))
[   39.307216][ T1072]  ? 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))
[   39.307351][ T1072]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.307593][ T1072]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.307727][ T1072]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.307855][ T1072]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   39.307983][ T1072]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.308111][ T1072]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.308237][ T1072]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.308477][ T1072]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.308609][ T1072]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.308740][ T1072]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.308871][ T1072]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.309004][ T1072]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.309163][ T1072]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   39.309292][ T1072]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.309532][ T1072]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.309669][ T1072]  ___sys_sendmsg (net/socket.c:2752)
[   39.309803][ T1072]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.309964][ T1072]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.310105][ T1072]  __sys_sendmsg (net/socket.c:2784)
[   39.310233][ T1072]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.310471][ T1072]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.310635][ T1072]  ? 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)
[   39.310765][ T1072]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.310893][ T1072]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.311022][ T1072]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.311151][ T1072]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.311280][ T1072]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.311548][ T1072] RIP: 0033:0x7f725751708e
[   39.311686][ T1072] 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
[   39.312144][ T1072] RSP: 002b:00007ffd171408e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.312337][ T1072] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f725751708e
[   39.312642][ T1072] RDX: 0000000000000000 RSI: 00007ffd17140990 RDI: 0000000000000005
[   39.312836][ T1072] RBP: 00007ffd171408f0 R08: 0000000000000000 R09: 0000000000000000
[   39.313028][ T1072] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d177
[   39.313219][ T1072] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd17141050
| [   39.369642][ T1074] ------------[ cut here ]------------
| [   39.369837][ T1074] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1074
| [   39.370095][ T1074] Modules linked in: veth
| [   39.370487][ T1074] Tainted: [W]=WARN
[   39.370594][ T1074] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.370756][ T1074] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.370923][ T1074] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.371382][ T1074] RSP: 0018:ffa0000003107030 EFLAGS: 00010286
[   39.371548][ T1074] RAX: 00000000ffffffa6 RBX: ff1100000f0c3c40 RCX: 1ff4000000620dcc
[   39.371754][ T1074] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c3cfc
[   39.371945][ T1074] RBP: ff11000011d2c000 R08: 1fe2200001e187a1 R09: ff1100000c758b68
[   39.372150][ T1074] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   39.372345][ T1074] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011d2cce1
[   39.372560][ T1074] FS:  00007f9dfb2c8840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   39.372795][ T1074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.372957][ T1074] CR2: 0000000015758988 CR3: 00000000132a5004 CR4: 0000000000771ef0
[   39.373151][ T1074] PKRU: 55555554
[   39.373248][ T1074] Call Trace:
[   39.373345][ T1074]  <TASK>
[   39.373420][ T1074]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.373571][ T1074]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.373668][ T1074]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   39.373798][ T1074]  __dev_notify_flags (net/core/dev.c:9787)
[   39.373929][ T1074]  ? netif_change_name (net/core/dev.c:1495)
[   39.374058][ T1074]  ? __dev_change_flags (net/core/dev.c:9752)
[   39.374187][ T1074]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   39.374332][ T1074]  ? 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))
[   39.374472][ T1074]  netif_change_flags (net/core/dev.c:9820)
[   39.374602][ T1074]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   39.374736][ T1074]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.374870][ T1074]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.375031][ T1074]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.375159][ T1074]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.375286][ T1074]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.375444][ T1074]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.375574][ T1074]  ? __kernel_text_address (kernel/extable.c:79)
[   39.375705][ T1074]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.375837][ T1074]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.375968][ T1074]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.376099][ T1074]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.376228][ T1074]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.376361][ T1074]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.376495][ T1074]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.376624][ T1074]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.376783][ T1074]  ? __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)
[   39.376914][ T1074]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.377044][ T1074]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.377174][ T1074]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.377305][ T1074]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.377504][ T1074]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.377717][ T1074]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.377847][ T1074]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.377976][ T1074]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.378104][ T1074]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.378232][ T1074]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.378442][ T1074]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.378585][ T1074]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.378719][ T1074]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.378850][ T1074]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.378981][ T1074]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.379111][ T1074]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.379243][ T1074]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.379453][ T1074]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.379583][ T1074]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.379737][ T1074]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.379867][ T1074]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.379997][ T1074]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.380127][ T1074]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.380255][ T1074]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.380410][ T1074]  ? 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))
[   39.380550][ T1074]  ? 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))
[   39.380681][ T1074]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.380813][ T1074]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.380945][ T1074]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.381075][ T1074]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   39.381206][ T1074]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.381338][ T1074]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.381501][ T1074]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.381631][ T1074]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.381761][ T1074]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.381892][ T1074]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.382022][ T1074]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.382150][ T1074]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.382323][ T1074]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   39.382467][ T1074]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.382597][ T1074]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.382728][ T1074]  ___sys_sendmsg (net/socket.c:2752)
[   39.382871][ T1074]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.383031][ T1074]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.383173][ T1074]  __sys_sendmsg (net/socket.c:2784)
[   39.383306][ T1074]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.383446][ T1074]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.383622][ T1074]  ? 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)
[   39.383752][ T1074]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.383886][ T1074]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.384016][ T1074]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.384146][ T1074]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.384277][ T1074]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.384449][ T1074] RIP: 0033:0x7f9dfb50208e
[   39.384587][ T1074] 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
[   39.385053][ T1074] RSP: 002b:00007ffc73549060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.385248][ T1074] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9dfb50208e
[   39.385457][ T1074] RDX: 0000000000000000 RSI: 00007ffc73549110 RDI: 0000000000000005
[   39.385668][ T1074] RBP: 00007ffc73549070 R08: 0000000000000000 R09: 0000000000000000
[   39.385864][ T1074] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d177
[   39.386057][ T1074] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc735497d0
| [   39.388098][  T104] ------------[ cut here ]------------
| [   39.388237][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/104
| [   39.388487][  T104] Modules linked in: veth
| [   39.388863][  T104] Tainted: [W]=WARN
[   39.388955][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.389105][  T104] Workqueue: events_unbound linkwatch_event
[   39.389277][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.389447][  T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.389883][  T104] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286
[   39.390042][  T104] RAX: 00000000ffffffa6 RBX: ff11000012115540 RCX: 1ff40000000c6f02
[   39.390222][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000121155fc
[   39.390470][  T104] RBP: ff11000011d2c000 R08: 1fe2200002422ac1 R09: ff11000008a52ef8
[   39.390652][  T104] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   39.390840][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.391020][  T104] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   39.391230][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.391437][  T104] CR2: 00007f9dfb3de310 CR3: 000000003b139002 CR4: 0000000000771ef0
[   39.391617][  T104] PKRU: 55555554
[   39.391706][  T104] Call Trace:
[   39.391796][  T104]  <TASK>
[   39.391859][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.392031][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   39.392163][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.392257][  T104]  netif_state_change (net/core/dev.c:1605)
[   39.392429][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   39.392588][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   39.392709][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   39.392829][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.392954][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   39.393077][  T104]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   39.393203][  T104]  process_one_work (kernel/workqueue.c:3314)
[   39.393331][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   39.393507][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.393634][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   39.393757][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   39.393882][  T104]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   39.394033][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   39.394160][  T104]  kthread (kernel/kthread.c:436)
[   39.394255][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.394461][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.394587][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   39.394711][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   39.394865][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   39.394987][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.395108][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   39.396997][  T104] ------------[ cut here ]------------
| [   39.397137][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/104
| [   39.397397][  T104] Modules linked in: veth
| [   39.397780][  T104] Tainted: [W]=WARN
[   39.397871][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.398024][  T104] Workqueue: events_unbound linkwatch_event
[   39.398181][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.398340][  T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.398794][  T104] RSP: 0018:ffa00000006379e0 EFLAGS: 00010286
[   39.398950][  T104] RAX: 00000000ffffffa6 RBX: ff110000121158c0 RCX: 1ff40000000c6f02
[   39.399138][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001211597c
[   39.399327][  T104] RBP: ff11000012851000 R08: 1fe2200002422b31 R09: ff11000008a52ef8
[   39.399524][  T104] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   39.399708][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.399897][  T104] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   39.400113][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.400269][  T104] CR2: 00007fc8d04a3000 CR3: 000000003b139006 CR4: 0000000000771ef0
[   39.400464][  T104] PKRU: 55555554
[   39.400558][  T104] Call Trace:
[   39.400649][  T104]  <TASK>
[   39.400713][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.400837][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   39.400961][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.401055][  T104]  netif_state_change (net/core/dev.c:1605)
[   39.401178][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   39.401335][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   39.401467][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   39.401593][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.401723][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   39.401848][  T104]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   39.401975][  T104]  process_one_work (kernel/workqueue.c:3314)
[   39.402105][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   39.402230][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.402367][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   39.402500][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   39.402628][  T104]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   39.402755][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   39.402881][  T104]  kthread (kernel/kthread.c:436)
[   39.402976][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.403131][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.403253][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   39.403385][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   39.403547][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   39.403668][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.403789][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   39.829225][ T1087] ------------[ cut here ]------------
| [   39.829420][ T1087] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1087
| [   39.829690][ T1087] Modules linked in: veth
| [   39.830090][ T1087] Tainted: [W]=WARN
[   39.830228][ T1087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.830403][ T1087] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.830608][ T1087] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.831084][ T1087] RSP: 0018:ffa00000031d7030 EFLAGS: 00010286
[   39.831254][ T1087] RAX: 00000000ffffffa6 RBX: ff1100000f0c2740 RCX: 1ff400000063adcc
[   39.831473][ T1087] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c27fc
[   39.831674][ T1087] RBP: ff1100001047c000 R08: 1fe2200001e18501 R09: ff11000013f88b68
[   39.831870][ T1087] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   39.832066][ T1087] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001047cce1
[   39.832271][ T1087] FS:  00007f80b952f840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   39.832524][ T1087] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.832690][ T1087] CR2: 00000000117e5988 CR3: 0000000013f3f006 CR4: 0000000000771ef0
[   39.832890][ T1087] PKRU: 55555554
[   39.832991][ T1087] Call Trace:
[   39.833093][ T1087]  <TASK>
[   39.833162][ T1087]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.833308][ T1087]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.833425][ T1087]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   39.833564][ T1087]  __dev_notify_flags (net/core/dev.c:9787)
[   39.833700][ T1087]  ? netif_change_name (net/core/dev.c:1495)
[   39.833833][ T1087]  ? __dev_change_flags (net/core/dev.c:9752)
[   39.833975][ T1087]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   39.834120][ T1087]  ? 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))
[   39.834263][ T1087]  netif_change_flags (net/core/dev.c:9820)
[   39.834943][ T1087]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   39.835089][ T1087]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.835231][ T1087]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.835499][ T1087]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.835632][ T1087]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.835762][ T1087]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.835892][ T1087]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.836047][ T1087]  ? __kernel_text_address (kernel/extable.c:79)
[   39.836183][ T1087]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.836316][ T1087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.836514][ T1087]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.836647][ T1087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.836782][ T1087]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.836912][ T1087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.837139][ T1087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.837277][ T1087]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.837477][ T1087]  ? __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)
[   39.837615][ T1087]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.837752][ T1087]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.837891][ T1087]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.838034][ T1087]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.838174][ T1087]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.838315][ T1087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.838510][ T1087]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.838646][ T1087]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.838783][ T1087]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.838919][ T1087]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.839057][ T1087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.839194][ T1087]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.839331][ T1087]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.839480][ T1087]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.839616][ T1087]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.839749][ T1087]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.839879][ T1087]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.840013][ T1087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.840155][ T1087]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.840291][ T1087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.840432][ T1087]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.840566][ T1087]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.840702][ T1087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.840836][ T1087]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.840971][ T1087]  ? 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))
[   39.841103][ T1087]  ? 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))
[   39.841237][ T1087]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.841374][ T1087]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.841514][ T1087]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.841647][ T1087]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   39.841780][ T1087]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.841914][ T1087]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.842047][ T1087]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.842182][ T1087]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.842318][ T1087]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.842464][ T1087]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.842599][ T1087]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.842733][ T1087]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.842896][ T1087]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   39.843031][ T1087]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.843162][ T1087]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.843293][ T1087]  ___sys_sendmsg (net/socket.c:2752)
[   39.843436][ T1087]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.843602][ T1087]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.843748][ T1087]  __sys_sendmsg (net/socket.c:2784)
[   39.843881][ T1087]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.844012][ T1087]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.844177][ T1087]  ? 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)
[   39.844310][ T1087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.844452][ T1087]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.844585][ T1087]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.844716][ T1087]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.844848][ T1087]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.845012][ T1087] RIP: 0033:0x7f80b976908e
[   39.845151][ T1087] 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
[   39.845631][ T1087] RSP: 002b:00007ffecff5a830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.845839][ T1087] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f80b976908e
[   39.846044][ T1087] RDX: 0000000000000000 RSI: 00007ffecff5a8e0 RDI: 0000000000000005
[   39.846250][ T1087] RBP: 00007ffecff5a840 R08: 0000000000000000 R09: 0000000000000000
[   39.846467][ T1087] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d178
[   39.846672][ T1087] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecff5afa0
| [   39.897608][ T1089] ------------[ cut here ]------------
| [   39.897787][ T1089] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1089
| [   39.898068][ T1089] Modules linked in: veth
| [   39.898486][ T1089] Tainted: [W]=WARN
[   39.898592][ T1089] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.898768][ T1089] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.898944][ T1089] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.899444][ T1089] RSP: 0018:ffa00000031f7030 EFLAGS: 00010286
[   39.899613][ T1089] RAX: 00000000ffffffa6 RBX: ff11000011219540 RCX: 1ff400000063edcc
[   39.899811][ T1089] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000112195fc
[   39.900009][ T1089] RBP: ff11000012694000 R08: 1fe22000022432c1 R09: ff11000013f8d1e8
[   39.900207][ T1089] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   39.900414][ T1089] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012694ce1
[   39.900615][ T1089] FS:  00007f2e7e379840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   39.900848][ T1089] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.901021][ T1089] CR2: 000000003c6c8988 CR3: 0000000013983002 CR4: 0000000000771ef0
[   39.901225][ T1089] PKRU: 55555554
[   39.901327][ T1089] Call Trace:
[   39.901441][ T1089]  <TASK>
[   39.901513][ T1089]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.901654][ T1089]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.901760][ T1089]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   39.901897][ T1089]  __dev_notify_flags (net/core/dev.c:9787)
[   39.902037][ T1089]  ? netif_change_name (net/core/dev.c:1495)
[   39.902177][ T1089]  ? __dev_change_flags (net/core/dev.c:9752)
[   39.902315][ T1089]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   39.902464][ T1089]  ? 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))
[   39.902605][ T1089]  netif_change_flags (net/core/dev.c:9820)
[   39.902741][ T1089]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   39.902876][ T1089]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.903017][ T1089]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.903191][ T1089]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.903325][ T1089]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.903528][ T1089]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.903716][ T1089]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.903851][ T1089]  ? __kernel_text_address (kernel/extable.c:79)
[   39.903988][ T1089]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.904122][ T1089]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.904255][ T1089]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.904456][ T1089]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.904596][ T1089]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.904732][ T1089]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.904873][ T1089]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.905011][ T1089]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.905150][ T1089]  ? __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)
[   39.905287][ T1089]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.905484][ T1089]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.905618][ T1089]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.905753][ T1089]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.905889][ T1089]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.906029][ T1089]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.906166][ T1089]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.906299][ T1089]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.906492][ T1089]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.906623][ T1089]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.906758][ T1089]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.906888][ T1089]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.907020][ T1089]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.907154][ T1089]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.907286][ T1089]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.907515][ T1089]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.907648][ T1089]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.907784][ T1089]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.907919][ T1089]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.908053][ T1089]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.908185][ T1089]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.908320][ T1089]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.908515][ T1089]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.908649][ T1089]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.908785][ T1089]  ? 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))
[   39.908917][ T1089]  ? 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))
[   39.909053][ T1089]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.909187][ T1089]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.909319][ T1089]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.909513][ T1089]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   39.909646][ T1089]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.909779][ T1089]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.909911][ T1089]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.910045][ T1089]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.910178][ T1089]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.910312][ T1089]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.910521][ T1089]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.910653][ T1089]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.910816][ T1089]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   39.910950][ T1089]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.911084][ T1089]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.911217][ T1089]  ___sys_sendmsg (net/socket.c:2752)
[   39.911347][ T1089]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.911608][ T1089]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.911754][ T1089]  __sys_sendmsg (net/socket.c:2784)
[   39.911915][ T1089]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.912057][ T1089]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.912226][ T1089]  ? 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)
[   39.912453][ T1089]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.912590][ T1089]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.912725][ T1089]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.912858][ T1089]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.912992][ T1089]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.913159][ T1089] RIP: 0033:0x7f2e7e5b308e
[   39.913299][ T1089] 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
[   39.913861][ T1089] RSP: 002b:00007fffce555200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.914062][ T1089] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2e7e5b308e
[   39.914260][ T1089] RDX: 0000000000000000 RSI: 00007fffce5552b0 RDI: 0000000000000005
[   39.914568][ T1089] RBP: 00007fffce555210 R08: 0000000000000000 R09: 0000000000000000
[   39.914782][ T1089] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d178
[   39.915003][ T1089] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffce555970
| [   39.917328][   T47] ------------[ cut here ]------------
| [   39.917489][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   39.917763][   T47] Modules linked in: veth
| [   39.918188][   T47] Tainted: [W]=WARN
[   39.918292][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.918475][   T47] Workqueue: events_unbound linkwatch_event
[   39.918655][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.918834][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.919326][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   39.919505][   T47] RAX: 00000000ffffffa6 RBX: ff110000122363c0 RCX: 1ff4000000067f02
[   39.919712][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001223647c
[   39.919916][   T47] RBP: ff11000012694000 R08: 1fe2200002446c91 R09: ff11000002402ef8
[   39.920120][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   39.920323][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.920538][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   39.920780][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.920952][   T47] CR2: 00007efc47256cb0 CR3: 000000003b139003 CR4: 0000000000771ef0
[   39.921155][   T47] PKRU: 55555554
[   39.921259][   T47] Call Trace:
[   39.921365][   T47]  <TASK>
[   39.921441][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.921580][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   39.921721][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.921829][   T47]  netif_state_change (net/core/dev.c:1605)
[   39.921967][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   39.922139][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   39.922278][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   39.922425][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.922566][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   39.922705][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   39.922843][   T47]  process_one_work (kernel/workqueue.c:3314)
[   39.922987][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   39.923124][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.923265][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   39.923410][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   39.923547][   T47]  kthread (kernel/kthread.c:436)
[   39.923652][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.923823][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.923962][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   39.924099][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   39.924271][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   39.924413][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.924554][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   39.926400][   T47] ------------[ cut here ]------------
| [   39.926540][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/47
| [   39.926788][   T47] Modules linked in: veth
| [   39.927176][   T47] Tainted: [W]=WARN
[   39.927270][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.927436][   T47] Workqueue: events_unbound linkwatch_event
[   39.927596][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.927759][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.928196][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   39.928353][   T47] RAX: 00000000ffffffa6 RBX: ff110000131e7a80 RCX: 1ff4000000067f02
[   39.928594][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e7b3c
[   39.928778][   T47] RBP: ff1100001047c000 R08: 1fe220000263cf69 R09: ff11000002402ef8
[   39.928961][   T47] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   39.929144][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.929329][   T47] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   39.929554][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.929708][   T47] CR2: 00007efc47256cb0 CR3: 000000003b139003 CR4: 0000000000771ef0
[   39.929905][   T47] PKRU: 55555554
[   39.929997][   T47] Call Trace:
[   39.930089][   T47]  <TASK>
[   39.930153][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.930278][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   39.930404][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.930504][   T47]  netif_state_change (net/core/dev.c:1605)
[   39.930628][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   39.930783][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   39.930907][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   39.931044][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.931172][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   39.931295][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   39.931428][   T47]  process_one_work (kernel/workqueue.c:3314)
[   39.931555][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   39.931677][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.931809][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   39.931937][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   39.932060][   T47]  kthread (kernel/kthread.c:436)
[   39.932153][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.932305][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.932433][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   39.932557][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   39.932710][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   39.932833][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.932968][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.346877][ T1102] ------------[ cut here ]------------
| [   40.347063][ T1102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1102
| [   40.347334][ T1102] Modules linked in: veth
| [   40.347881][ T1102] Tainted: [W]=WARN
[   40.347986][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.348154][ T1102] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.348330][ T1102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.348816][ T1102] RSP: 0018:ffa00000032b7030 EFLAGS: 00010286
[   40.348983][ T1102] RAX: 00000000ffffffa6 RBX: ff11000009189a80 RCX: 1ff4000000656dcc
[   40.349183][ T1102] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009189b3c
[   40.349391][ T1102] RBP: ff11000011ec9000 R08: 1fe2200001231369 R09: ff1100000be8d1e8
[   40.349592][ T1102] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   40.349789][ T1102] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011ec9ce1
[   40.349991][ T1102] FS:  00007f99c236e840(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   40.350228][ T1102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.350403][ T1102] CR2: 0000000016a69988 CR3: 0000000010a2b003 CR4: 0000000000771ef0
[   40.350606][ T1102] PKRU: 55555554
[   40.350706][ T1102] Call Trace:
[   40.350804][ T1102]  <TASK>
[   40.350874][ T1102]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.351010][ T1102]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.351108][ T1102]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.351245][ T1102]  __dev_notify_flags (net/core/dev.c:9787)
[   40.351390][ T1102]  ? netif_change_name (net/core/dev.c:1495)
[   40.351527][ T1102]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.351666][ T1102]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   40.351804][ T1102]  ? 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))
[   40.351942][ T1102]  netif_change_flags (net/core/dev.c:9820)
[   40.352074][ T1102]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.352207][ T1102]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.352340][ T1102]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.352520][ T1102]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.352654][ T1102]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.352785][ T1102]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.352916][ T1102]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.353052][ T1102]  ? __kernel_text_address (kernel/extable.c:79)
[   40.353184][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.353321][ T1102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.353465][ T1102]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.353597][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.353728][ T1102]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.353859][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.353991][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.354122][ T1102]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.354256][ T1102]  ? __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)
[   40.354397][ T1102]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.354535][ T1102]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.354670][ T1102]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.354805][ T1102]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.354939][ T1102]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.355075][ T1102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.355207][ T1102]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.355340][ T1102]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.355484][ T1102]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.355614][ T1102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.355749][ T1102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.355878][ T1102]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.356012][ T1102]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.356144][ T1102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.356277][ T1102]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.356419][ T1102]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.356551][ T1102]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.356689][ T1102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.356827][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.356960][ T1102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.357089][ T1102]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.357223][ T1102]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.357361][ T1102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.357497][ T1102]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.357633][ T1102]  ? 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))
[   40.357766][ T1102]  ? 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))
[   40.357901][ T1102]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.358035][ T1102]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.358168][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.358301][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   40.358441][ T1102]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.358582][ T1102]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.358713][ T1102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.358856][ T1102]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.358988][ T1102]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.359121][ T1102]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.359253][ T1102]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.359391][ T1102]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.359556][ T1102]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   40.359687][ T1102]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.359818][ T1102]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.359951][ T1102]  ___sys_sendmsg (net/socket.c:2752)
[   40.360082][ T1102]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.360247][ T1102]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.360398][ T1102]  __sys_sendmsg (net/socket.c:2784)
[   40.360532][ T1102]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.360663][ T1102]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.360828][ T1102]  ? 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)
[   40.360959][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.361093][ T1102]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.361224][ T1102]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.361363][ T1102]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.361501][ T1102]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.361667][ T1102] RIP: 0033:0x7f99c25a808e
[   40.361807][ T1102] 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
[   40.362280][ T1102] RSP: 002b:00007ffdfcf72b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.362492][ T1102] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f99c25a808e
[   40.362691][ T1102] RDX: 0000000000000000 RSI: 00007ffdfcf72c00 RDI: 0000000000000005
[   40.362890][ T1102] RBP: 00007ffdfcf72b60 R08: 0000000000000000 R09: 0000000000000000
[   40.363088][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d178
[   40.363289][ T1102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfcf732c0
| [   40.423353][ T1104] ------------[ cut here ]------------
| [   40.424187][ T1104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1104
| [   40.424468][ T1104] Modules linked in: veth
| [   40.424844][ T1104] Tainted: [W]=WARN
[   40.424942][ T1104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.425109][ T1104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.425280][ T1104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.425758][ T1104] RSP: 0018:ffa00000032d7030 EFLAGS: 00010286
[   40.425922][ T1104] RAX: 00000000ffffffa6 RBX: ff11000011218c80 RCX: 1ff400000065adcc
[   40.426115][ T1104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011218d3c
[   40.426312][ T1104] RBP: ff11000011674000 R08: 1fe22000022431a9 R09: ff1100000c7651e8
[   40.426521][ T1104] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   40.426715][ T1104] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011674ce1
[   40.426908][ T1104] FS:  00007fcc08d5a840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   40.427143][ T1104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.427317][ T1104] CR2: 000000003afa3988 CR3: 000000001401f005 CR4: 0000000000771ef0
[   40.427520][ T1104] PKRU: 55555554
[   40.427615][ T1104] Call Trace:
[   40.427712][ T1104]  <TASK>
[   40.427780][ T1104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.427912][ T1104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.428012][ T1104]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.428143][ T1104]  __dev_notify_flags (net/core/dev.c:9787)
[   40.428275][ T1104]  ? netif_change_name (net/core/dev.c:1495)
[   40.428411][ T1104]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.428542][ T1104]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   40.428676][ T1104]  ? 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))
[   40.428809][ T1104]  netif_change_flags (net/core/dev.c:9820)
[   40.428943][ T1104]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.429080][ T1104]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.429215][ T1104]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.429388][ T1104]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.429523][ T1104]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.429656][ T1104]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.429791][ T1104]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.429927][ T1104]  ? __kernel_text_address (kernel/extable.c:79)
[   40.430064][ T1104]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.430200][ T1104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.430337][ T1104]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.430479][ T1104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.430610][ T1104]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.430744][ T1104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.430878][ T1104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.431012][ T1104]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.431148][ T1104]  ? __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)
[   40.431286][ T1104]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.431430][ T1104]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.431562][ T1104]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.431697][ T1104]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.431833][ T1104]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.431968][ T1104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.432101][ T1104]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.432237][ T1104]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.432375][ T1104]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.432510][ T1104]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.432643][ T1104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.432776][ T1104]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.432910][ T1104]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.433045][ T1104]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.433179][ T1104]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.433312][ T1104]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.433456][ T1104]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.433590][ T1104]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.433721][ T1104]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.433853][ T1104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.433982][ T1104]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.434113][ T1104]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.434242][ T1104]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.434376][ T1104]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.434519][ T1104]  ? 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))
[   40.434648][ T1104]  ? 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))
[   40.434779][ T1104]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.434910][ T1104]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.435039][ T1104]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.435168][ T1104]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   40.435298][ T1104]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.435440][ T1104]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.435569][ T1104]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.435699][ T1104]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.435829][ T1104]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.435960][ T1104]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.436089][ T1104]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.436222][ T1104]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.436391][ T1104]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   40.436525][ T1104]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.436654][ T1104]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.436786][ T1104]  ___sys_sendmsg (net/socket.c:2752)
[   40.436915][ T1104]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.437076][ T1104]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.437219][ T1104]  __sys_sendmsg (net/socket.c:2784)
[   40.437349][ T1104]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.437486][ T1104]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.437651][ T1104]  ? 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)
[   40.437783][ T1104]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.437915][ T1104]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.438045][ T1104]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.438175][ T1104]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.438304][ T1104]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.438470][ T1104] RIP: 0033:0x7fcc08f9408e
[   40.438605][ T1104] 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
[   40.439075][ T1104] RSP: 002b:00007ffcfb625560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.439270][ T1104] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcc08f9408e
[   40.439472][ T1104] RDX: 0000000000000000 RSI: 00007ffcfb625610 RDI: 0000000000000005
[   40.439673][ T1104] RBP: 00007ffcfb625570 R08: 0000000000000000 R09: 0000000000000000
[   40.439869][ T1104] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d178
[   40.440065][ T1104] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfb625cd0
| [   40.448201][   T47] ------------[ cut here ]------------
| [   40.448353][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/47
| [   40.448675][   T47] Modules linked in: veth
| [   40.449045][   T47] Tainted: [W]=WARN
[   40.449135][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.449287][   T47] Workqueue: events_unbound linkwatch_event
[   40.449455][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.449610][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.450032][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   40.450182][   T47] RAX: 00000000ffffffa6 RBX: ff11000012114900 RCX: 1ff4000000067f02
[   40.450367][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000121149bc
[   40.450550][   T47] RBP: ff11000011674000 R08: 1fe2200002422939 R09: ff11000002402ef8
[   40.450728][   T47] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   40.450906][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.451086][   T47] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   40.451299][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.451462][   T47] CR2: 00007f99c25f92a0 CR3: 000000003b139004 CR4: 0000000000771ef0
[   40.451644][   T47] PKRU: 55555554
[   40.451740][   T47] Call Trace:
[   40.451830][   T47]  <TASK>
[   40.451893][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.452014][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.452136][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.452233][   T47]  netif_state_change (net/core/dev.c:1605)
[   40.452364][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   40.452526][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   40.452645][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   40.452766][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.452889][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   40.453009][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   40.453130][   T47]  process_one_work (kernel/workqueue.c:3314)
[   40.453264][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.453392][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.453527][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.453655][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.453779][   T47]  kthread (kernel/kthread.c:436)
[   40.453873][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.454026][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.454146][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.454267][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.454427][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.454549][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.454667][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.456324][   T47] ------------[ cut here ]------------
| [   40.456460][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/47
| [   40.456755][   T47] Modules linked in: veth
| [   40.457118][   T47] Tainted: [W]=WARN
[   40.457212][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.457376][   T47] Workqueue: events_unbound linkwatch_event
[   40.457536][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.457690][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.458118][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   40.458268][   T47] RAX: 00000000ffffffa6 RBX: ff1100000f0c23c0 RCX: 1ff4000000067f02
[   40.458460][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0c247c
[   40.458635][   T47] RBP: ff11000011ec9000 R08: 1fe2200001e18491 R09: ff11000002402ef8
[   40.458809][   T47] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   40.458985][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.459160][   T47] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   40.459374][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.459527][   T47] CR2: 00007f99c25f92a0 CR3: 000000003b139004 CR4: 0000000000771ef0
[   40.459723][   T47] PKRU: 55555554
[   40.459817][   T47] Call Trace:
[   40.459905][   T47]  <TASK>
[   40.459967][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.460091][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.460213][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.460307][   T47]  netif_state_change (net/core/dev.c:1605)
[   40.460439][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   40.460593][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   40.460720][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   40.460843][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.460965][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   40.461083][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   40.461202][   T47]  process_one_work (kernel/workqueue.c:3314)
[   40.461324][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.461454][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.461577][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.461701][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.461818][   T47]  kthread (kernel/kthread.c:436)
[   40.461908][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.462058][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.462176][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.462294][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.462455][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.462573][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.462691][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.864615][ T1117] ------------[ cut here ]------------
| [   40.864845][ T1117] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1117
| [   40.865161][ T1117] Modules linked in: veth
| [   40.865642][ T1117] Tainted: [W]=WARN
[   40.865787][ T1117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.865993][ T1117] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.866212][ T1117] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.866740][ T1117] RSP: 0018:ffa0000003397030 EFLAGS: 00010286
[   40.866947][ T1117] RAX: 00000000ffffffa6 RBX: ff1100000f0b7e00 RCX: 1ff4000000672dcc
[   40.867186][ T1117] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0b7ebc
[   40.867445][ T1117] RBP: ff110000121b1000 R08: 1fe2200001e16fd9 R09: ff11000008ef0b68
[   40.867683][ T1117] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   40.867921][ T1117] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000121b1ce1
[   40.868164][ T1117] FS:  00007f14cd731840(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   40.868449][ T1117] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.868657][ T1117] CR2: 00007f14cda011a0 CR3: 000000001401f001 CR4: 0000000000771ef0
[   40.868895][ T1117] PKRU: 55555554
[   40.869036][ T1117] Call Trace:
[   40.869180][ T1117]  <TASK>
[   40.869293][ T1117]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.869499][ T1117]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.869647][ T1117]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.869826][ T1117]  __dev_notify_flags (net/core/dev.c:9787)
[   40.870006][ T1117]  ? netif_change_name (net/core/dev.c:1495)
[   40.870183][ T1117]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.870374][ T1117]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   40.870567][ T1117]  ? 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))
[   40.870756][ T1117]  netif_change_flags (net/core/dev.c:9820)
[   40.870935][ T1117]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.871119][ T1117]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.871297][ T1117]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.872104][ T1117]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.872285][ T1117]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.872480][ T1117]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.872656][ T1117]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.872836][ T1117]  ? __kernel_text_address (kernel/extable.c:79)
[   40.873014][ T1117]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.873192][ T1117]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.873402][ T1117]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.873582][ T1117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.873761][ T1117]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.873942][ T1117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.874118][ T1117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.874298][ T1117]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.874495][ T1117]  ? __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)
[   40.874675][ T1117]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.874855][ T1117]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.875032][ T1117]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.875216][ T1117]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.875418][ T1117]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.875600][ T1117]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.875774][ T1117]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.875960][ T1117]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.876143][ T1117]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.876324][ T1117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.876527][ T1117]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.876710][ T1117]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.876890][ T1117]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.877071][ T1117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.877252][ T1117]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.877448][ T1117]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.877628][ T1117]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.877809][ T1117]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.877987][ T1117]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.878169][ T1117]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.878350][ T1117]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.878553][ T1117]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.878734][ T1117]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.878915][ T1117]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.879097][ T1117]  ? 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))
[   40.879278][ T1117]  ? 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))
[   40.879484][ T1117]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.879665][ T1117]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.879846][ T1117]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.880025][ T1117]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   40.880206][ T1117]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.880407][ T1117]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.880584][ T1117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.880764][ T1117]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.880945][ T1117]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.881125][ T1117]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.881306][ T1117]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.881506][ T1117]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.881720][ T1117]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   40.881903][ T1117]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.882085][ T1117]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.882269][ T1117]  ___sys_sendmsg (net/socket.c:2752)
[   40.882472][ T1117]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.882688][ T1117]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.882878][ T1117]  __sys_sendmsg (net/socket.c:2784)
[   40.883056][ T1117]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.883233][ T1117]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.883466][ T1117]  ? 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)
[   40.883648][ T1117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.883832][ T1117]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.884011][ T1117]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.884188][ T1117]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.884388][ T1117]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.884607][ T1117] RIP: 0033:0x7f14cd96b08e
[   40.884794][ T1117] 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
[   40.885312][ T1117] RSP: 002b:00007ffce5083c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.885621][ T1117] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f14cd96b08e
[   40.885868][ T1117] RDX: 0000000000000000 RSI: 00007ffce5083cb0 RDI: 0000000000000005
[   40.886116][ T1117] RBP: 00007ffce5083c10 R08: 0000000000000000 R09: 0000000000000000
[   40.886381][ T1117] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d179
[   40.886645][ T1117] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce5084370
| [   40.951011][ T1119] ------------[ cut here ]------------
| [   40.951196][ T1119] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1119
| [   40.951481][ T1119] Modules linked in: veth
| [   40.951861][ T1119] Tainted: [W]=WARN
[   40.951964][ T1119] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.952133][ T1119] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.952307][ T1119] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.952790][ T1119] RSP: 0018:ffa00000033a7030 EFLAGS: 00010286
[   40.952956][ T1119] RAX: 00000000ffffffa6 RBX: ff110000131e6900 RCX: 1ff4000000674dcc
[   40.953156][ T1119] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131e69bc
[   40.953367][ T1119] RBP: ff11000011321000 R08: 1fe220000263cd39 R09: ff11000009b7aea8
[   40.953572][ T1119] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   40.953770][ T1119] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011321ce1
[   40.953967][ T1119] FS:  00007fc991dbc840(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   40.954199][ T1119] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.954373][ T1119] CR2: 000000000d5bd988 CR3: 000000001401f001 CR4: 0000000000771ef0
[   40.954578][ T1119] PKRU: 55555554
[   40.954682][ T1119] Call Trace:
[   40.954784][ T1119]  <TASK>
[   40.954854][ T1119]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.954990][ T1119]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.955094][ T1119]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.955225][ T1119]  __dev_notify_flags (net/core/dev.c:9787)
[   40.955365][ T1119]  ? netif_change_name (net/core/dev.c:1495)
[   40.955508][ T1119]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.955646][ T1119]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   40.955784][ T1119]  ? 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))
[   40.955927][ T1119]  netif_change_flags (net/core/dev.c:9820)
[   40.956063][ T1119]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.956202][ T1119]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.956344][ T1119]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.956524][ T1119]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.956659][ T1119]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.956795][ T1119]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.956925][ T1119]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.957062][ T1119]  ? __kernel_text_address (kernel/extable.c:79)
[   40.957200][ T1119]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.957335][ T1119]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.957475][ T1119]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.957610][ T1119]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.957742][ T1119]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.957874][ T1119]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.958006][ T1119]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.958138][ T1119]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.958276][ T1119]  ? __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)
[   40.958421][ T1119]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.958554][ T1119]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.958687][ T1119]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.958822][ T1119]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.958958][ T1119]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.959091][ T1119]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.959222][ T1119]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.959354][ T1119]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.959498][ T1119]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.959628][ T1119]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.959761][ T1119]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.959892][ T1119]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.960024][ T1119]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.960158][ T1119]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.960292][ T1119]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.960435][ T1119]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.960569][ T1119]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.960701][ T1119]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.960831][ T1119]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.960966][ T1119]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.961097][ T1119]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.961229][ T1119]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.961367][ T1119]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.961504][ T1119]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.961639][ T1119]  ? 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))
[   40.961771][ T1119]  ? 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))
[   40.961905][ T1119]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.962040][ T1119]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.962171][ T1119]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.962303][ T1119]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   40.962446][ T1119]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.962579][ T1119]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.962713][ T1119]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.962845][ T1119]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.962978][ T1119]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.963112][ T1119]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.963246][ T1119]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.963385][ T1119]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.963552][ T1119]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   40.963685][ T1119]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.963817][ T1119]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.963953][ T1119]  ___sys_sendmsg (net/socket.c:2752)
[   40.964086][ T1119]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.964253][ T1119]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.964406][ T1119]  __sys_sendmsg (net/socket.c:2784)
[   40.964538][ T1119]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.964668][ T1119]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.964836][ T1119]  ? 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)
[   40.964970][ T1119]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.965103][ T1119]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.965237][ T1119]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.965373][ T1119]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.965513][ T1119]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.965675][ T1119] RIP: 0033:0x7fc991ff608e
[   40.965814][ T1119] 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
[   40.966283][ T1119] RSP: 002b:00007fffe2fc6130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.966497][ T1119] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc991ff608e
[   40.966693][ T1119] RDX: 0000000000000000 RSI: 00007fffe2fc61e0 RDI: 0000000000000005
[   40.966891][ T1119] RBP: 00007fffe2fc6140 R08: 0000000000000000 R09: 0000000000000000
[   40.967087][ T1119] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d179
[   40.967283][ T1119] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe2fc68a0
| [   40.969392][   T47] ------------[ cut here ]------------
| [   40.969526][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/47
| [   40.969764][   T47] Modules linked in: veth
| [   40.970145][   T47] Tainted: [W]=WARN
[   40.970238][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.970409][   T47] Workqueue: events_unbound linkwatch_event
[   40.970567][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.970727][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.971183][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   40.971342][   T47] RAX: 00000000ffffffa6 RBX: ff11000012115380 RCX: 1ff4000000067f02
[   40.971542][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001211543c
[   40.971725][   T47] RBP: ff11000011321000 R08: 1fe2200002422a89 R09: ff11000002402ef8
[   40.971903][   T47] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   40.972082][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.972363][   T47] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   40.972584][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.972743][   T47] CR2: 00007f3bd394c574 CR3: 000000003b139004 CR4: 0000000000771ef0
[   40.972929][   T47] PKRU: 55555554
[   40.973019][   T47] Call Trace:
[   40.973111][   T47]  <TASK>
[   40.973177][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.973314][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.973505][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.973603][   T47]  netif_state_change (net/core/dev.c:1605)
[   40.973730][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   40.973887][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   40.974009][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   40.974132][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.974336][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   40.974504][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   40.974664][   T47]  process_one_work (kernel/workqueue.c:3314)
[   40.974798][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.974924][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.975052][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.975260][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.975396][   T47]  kthread (kernel/kthread.c:436)
[   40.975498][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.975654][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.975857][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.975986][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.976138][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.976264][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.976472][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.978333][   T47] ------------[ cut here ]------------
| [   40.978553][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/47
| [   40.978843][   T47] Modules linked in: veth
| [   40.979312][   T47] Tainted: [W]=WARN
[   40.979426][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.979575][   T47] Workqueue: events_unbound linkwatch_event
[   40.979740][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.979898][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.980426][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   40.980654][   T47] RAX: 00000000ffffffa6 RBX: ff11000009400c80 RCX: 1ff4000000067f02
[   40.980832][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009400d3c
[   40.981013][   T47] RBP: ff110000121b1000 R08: 1fe22000012801a9 R09: ff11000002402ef8
[   40.981274][   T47] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   40.981463][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.981644][   T47] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   40.981886][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.982037][   T47] CR2: 00007f3bd394c574 CR3: 000000003b139004 CR4: 0000000000771ef0
[   40.982223][   T47] PKRU: 55555554
[   40.982316][   T47] Call Trace:
[   40.982418][   T47]  <TASK>
[   40.982483][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.982604][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.982727][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.982820][   T47]  netif_state_change (net/core/dev.c:1605)
[   40.982944][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   40.983097][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   40.983218][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   40.983366][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.983506][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   40.983630][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   40.983752][   T47]  process_one_work (kernel/workqueue.c:3314)
[   40.983877][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.983996][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.984122][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.984247][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.984376][   T47]  kthread (kernel/kthread.c:436)
[   40.984472][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.984623][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.984746][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.984868][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.985021][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.985140][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.985259][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.341003][   T12] ------------[ cut here ]------------
| [   51.341324][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   51.341592][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.342292][   T12] Tainted: [W]=WARN
[   51.342449][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.342611][   T12] Workqueue: netns cleanup_net
[   51.342746][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.342913][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.343396][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.343556][   T12] RAX: 00000000ffffffa6 RBX: ff1100000291c900 RCX: 1ff4000000018eaf
[   51.343749][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000291c9bc
[   51.343938][   T12] RBP: ff11000011321000 R08: 1fe2200000523939 R09: ff11000001afd260
[   51.344131][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   51.344318][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000121b1000
[   51.344514][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   51.344739][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.344899][   T12] CR2: 00000000020d3006 CR3: 000000003b139006 CR4: 0000000000771ef0
[   51.345094][   T12] PKRU: 55555554
[   51.345190][   T12] Call Trace:
[   51.345285][   T12]  <TASK>
[   51.345352][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.345492][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.345590][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.345717][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.345844][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.345970][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.346098][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.346224][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.346384][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.346513][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.346672][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.346800][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.346956][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.347082][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.347211][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.347372][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.347503][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.347628][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.347753][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.347879][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.348005][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.348135][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.348263][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.348399][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.348522][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.348650][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.348775][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.348900][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.349028][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.349155][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.349282][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.349418][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.349544][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.349675][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.349804][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.349929][   T12]  kthread (kernel/kthread.c:436)
[   51.350025][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.350190][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.350316][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.350449][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.350608][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.350734][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.350860][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.354895][   T12] ------------[ cut here ]------------
| [   51.355055][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   51.355313][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.355962][   T12] Tainted: [W]=WARN
[   51.356057][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.356224][   T12] Workqueue: netns cleanup_net
[   51.356365][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.356532][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.356980][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.357143][   T12] RAX: 00000000ffffffa6 RBX: ff110000105f9540 RCX: 1ff4000000018eaf
[   51.357334][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000105f95fc
[   51.357527][   T12] RBP: ff110000121b1000 R08: 1fe22000020bf2c1 R09: ff11000001afd260
[   51.357716][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   51.357903][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011674000
[   51.358098][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   51.358325][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.358494][   T12] CR2: 00007ffee361bb18 CR3: 0000000008c66002 CR4: 0000000000771ef0
[   51.358685][   T12] PKRU: 55555554
[   51.358779][   T12] Call Trace:
[   51.358875][   T12]  <TASK>
[   51.358943][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.359071][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.359205][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.359302][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.359440][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.359567][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.359699][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.359828][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.359957][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.360124][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.360256][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.360424][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.360552][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.360708][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.360835][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.360962][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.361128][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.361259][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.361394][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.361524][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.361652][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.361779][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.361906][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.362034][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.362167][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.362294][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.362436][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.362567][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.362693][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.362822][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.362948][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.363077][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.363213][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.363341][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.363477][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.363609][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.363741][   T12]  kthread (kernel/kthread.c:436)
[   51.363840][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.363998][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.364127][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.364256][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.364423][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.364552][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.364679][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.367869][   T12] ------------[ cut here ]------------
| [   51.368005][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   51.368258][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.368877][   T12] Tainted: [W]=WARN
[   51.368973][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.369133][   T12] Workqueue: netns cleanup_net
[   51.369263][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.369433][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.369881][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.370044][   T12] RAX: 00000000ffffffa6 RBX: ff11000013413380 RCX: 1ff4000000018eaf
[   51.370236][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001341343c
[   51.370432][   T12] RBP: ff11000011674000 R08: 1fe2200002682689 R09: ff11000001afd260
[   51.370619][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   51.370807][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011ec9000
[   51.370996][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   51.371222][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.371387][   T12] CR2: 00007ffee361bb18 CR3: 0000000008c66002 CR4: 0000000000771ef0
[   51.371576][   T12] PKRU: 55555554
[   51.371671][   T12] Call Trace:
[   51.371764][   T12]  <TASK>
[   51.371831][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.371958][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.372085][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.372185][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.372310][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.372443][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.372569][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.372696][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.372825][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.372981][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.373111][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.373270][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.373403][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.373563][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.373689][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.373815][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.373974][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.374116][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.374242][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.374371][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.374498][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.374625][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.374750][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.374877][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.375008][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.375136][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.375264][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.375396][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.375520][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.375648][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.375774][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.375903][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.376032][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.376161][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.376291][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.376428][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.376553][   T12]  kthread (kernel/kthread.c:436)
[   51.376647][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.376806][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.376930][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.377057][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.377220][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.377345][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.377477][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.380330][   T12] ------------[ cut here ]------------
| [   51.380923][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   51.381181][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.381847][   T12] Tainted: [W]=WARN
[   51.381942][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.382100][   T12] Workqueue: netns cleanup_net
[   51.382233][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.382450][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.382897][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.383108][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f4a900 RCX: 1ff4000000018eaf
[   51.383297][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f4a9bc
[   51.383534][   T12] RBP: ff11000011ec9000 R08: 1fe22000027e9539 R09: ff11000001afd260
[   51.383722][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   51.383906][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012694000
[   51.384100][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   51.384321][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.384528][   T12] CR2: 00007ffee361bb18 CR3: 0000000008c66002 CR4: 0000000000771ef0
[   51.384716][   T12] PKRU: 55555554
[   51.384811][   T12] Call Trace:
[   51.384904][   T12]  <TASK>
[   51.384972][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.385104][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.385232][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.385330][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.385507][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.385633][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.385757][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.385884][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.386014][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.386175][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.386301][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.386508][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.386635][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.386790][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.386915][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.387042][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.387204][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.387332][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.387508][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.387632][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.387757][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.387884][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.388011][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.388145][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.388273][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.388445][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.388574][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.388702][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.388826][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.388954][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.389081][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.389212][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.389341][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.389517][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.389647][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.389777][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.389901][   T12]  kthread (kernel/kthread.c:436)
[   51.389998][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.390160][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.390286][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.390464][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.390623][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.390747][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.390872][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.393570][   T12] ------------[ cut here ]------------
| [   51.393716][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   51.393968][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.394582][   T12] Tainted: [W]=WARN
[   51.394677][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.394835][   T12] Workqueue: netns cleanup_net
[   51.394964][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.395129][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.395587][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.395744][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e1a740 RCX: 1ff4000000018eaf
[   51.395930][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e1a7fc
[   51.396119][   T12] RBP: ff11000012694000 R08: 1fe22000023c3501 R09: ff11000001afd260
[   51.396303][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   51.396493][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001047c000
[   51.396686][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   51.396905][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.397061][   T12] CR2: 00007f22a7300870 CR3: 000000003b139006 CR4: 0000000000771ef0
[   51.397253][   T12] PKRU: 55555554
[   51.397346][   T12] Call Trace:
[   51.397445][   T12]  <TASK>
[   51.397510][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.397637][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.397762][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.397859][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.397983][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.398116][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.398243][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.398371][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.398504][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.398658][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.398783][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.398939][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.399064][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.399223][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.399348][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.399477][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.399633][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.399760][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.399885][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.400008][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.400140][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.400264][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.400393][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.400520][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.400648][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.400774][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.400903][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.401028][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.401160][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.401286][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.401417][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.401543][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.401673][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.401797][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.401927][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.402058][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.402186][   T12]  kthread (kernel/kthread.c:436)
[   51.402281][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.402441][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.402567][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.402692][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.402848][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.402975][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.403103][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.406642][   T12] ------------[ cut here ]------------
| [   51.406787][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   51.407038][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.407661][   T12] Tainted: [W]=WARN
[   51.407756][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.407911][   T12] Workqueue: netns cleanup_net
[   51.408042][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.408211][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.408664][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.408821][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bf58e40 RCX: 1ff4000000018eaf
[   51.409006][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bf58efc
[   51.409194][   T12] RBP: ff1100001047c000 R08: 1fe22000017eb1e1 R09: ff11000001afd260
[   51.409388][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   51.409573][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011d2c000
[   51.409758][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   51.409974][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.410132][   T12] CR2: 00007f22a7300870 CR3: 000000003b139006 CR4: 0000000000771ef0
[   51.410319][   T12] PKRU: 55555554
[   51.410637][   T12] Call Trace:
[   51.410743][   T12]  <TASK>
[   51.410916][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.411043][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.411177][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.411273][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.411495][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.411623][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.411747][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.411869][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.411995][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.412155][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.412282][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.412582][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.412712][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.412865][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.412990][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.413119][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.413276][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.413490][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.413616][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.413744][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.413868][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.413995][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.414123][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.414249][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.414429][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.414554][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.414683][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.414811][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.414935][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.415061][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.415190][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.415317][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.415497][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.415622][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.415754][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.415885][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.416010][   T12]  kthread (kernel/kthread.c:436)
[   51.416108][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.416263][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.416438][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.416566][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.416724][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.416854][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.416979][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.420036][   T12] ------------[ cut here ]------------
| [   51.420188][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   51.420454][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.421077][   T12] Tainted: [W]=WARN
[   51.421180][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.421340][   T12] Workqueue: netns cleanup_net
[   51.421482][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.421649][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.422110][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.422270][   T12] RAX: 00000000ffffffa6 RBX: ff11000012932ac0 RCX: 1ff4000000018eaf
[   51.422541][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012932b7c
[   51.422734][   T12] RBP: ff11000011d2c000 R08: 1fe2200002526571 R09: ff11000001afd260
[   51.422925][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   51.423121][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012851000
[   51.423314][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   51.423546][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.423709][   T12] CR2: 00007fbbc715fdb0 CR3: 00000000147ae005 CR4: 0000000000771ef0
[   51.423903][   T12] PKRU: 55555554
[   51.424002][   T12] Call Trace:
[   51.424101][   T12]  <TASK>
[   51.424169][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.424300][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.424437][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.424537][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.424666][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.424795][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.424924][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.425052][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.425186][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.425346][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.425484][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.425646][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.425775][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.425933][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.426060][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.426191][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.426353][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.426491][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.426621][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.426747][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.426877][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.427008][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.427143][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.427275][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.427413][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.427544][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.427675][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.427804][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.427932][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.428062][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.428193][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.428321][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.428461][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.428589][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.428723][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.428855][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.428983][   T12]  kthread (kernel/kthread.c:436)
[   51.429081][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.429246][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.429383][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.429512][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.429675][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.429804][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.429933][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.439773][   T12] ------------[ cut here ]------------
| [   51.439924][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   51.440194][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.440876][   T12] Tainted: [W]=WARN
[   51.440975][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.441142][   T12] Workqueue: netns cleanup_net
[   51.441279][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.441455][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.441910][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.442073][   T12] RAX: 00000000ffffffa6 RBX: ff11000014354900 RCX: 1ff4000000018eaf
[   51.442267][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000143549bc
[   51.442465][   T12] RBP: ff11000012851000 R08: 1fe220000286a939 R09: ff11000001afd260
[   51.442657][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   51.442849][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000116b9000
[   51.443042][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   51.443276][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.443446][   T12] CR2: 00007fbbc715fdb0 CR3: 000000003b139001 CR4: 0000000000771ef0
[   51.443642][   T12] PKRU: 55555554
[   51.443740][   T12] Call Trace:
[   51.443837][   T12]  <TASK>
[   51.443905][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.444038][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.444175][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.444277][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.444414][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.444543][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.444670][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.444799][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.444929][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.445094][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.445225][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.445396][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.445525][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.445684][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.445814][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.445944][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.446112][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.446247][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.446383][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.446512][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.446642][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.446773][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.446901][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.447035][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.447170][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.447301][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.447437][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.447572][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.447701][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.447834][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.447964][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.448101][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.448239][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.448380][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.448514][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.448646][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.448779][   T12]  kthread (kernel/kthread.c:436)
[   51.448876][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.449040][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.449178][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.449309][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.449479][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.449608][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.449737][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.452307][   T12] ------------[ cut here ]------------
| [   51.452968][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   51.453237][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.453863][   T12] Tainted: [W]=WARN
[   51.453961][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.454127][   T12] Workqueue: netns cleanup_net
[   51.454261][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.454435][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.454894][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.455056][   T12] RAX: 00000000ffffffa6 RBX: ff11000013524200 RCX: 1ff4000000018eaf
[   51.455252][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135242bc
[   51.455446][   T12] RBP: ff110000116b9000 R08: 1fe22000026a4859 R09: ff11000001afd260
[   51.455635][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   51.455827][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010b34000
[   51.456021][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   51.456254][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.456423][   T12] CR2: 00007fbbc715fdb0 CR3: 000000003b139001 CR4: 0000000000771ef0
[   51.456617][   T12] PKRU: 55555554
[   51.456716][   T12] Call Trace:
[   51.456812][   T12]  <TASK>
[   51.456880][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.457011][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.457148][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.457248][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.457381][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.457510][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.457643][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.457774][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.457903][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.458062][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.458198][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.458366][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.458497][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.458657][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.458787][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.458915][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.459077][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.459211][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.459340][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.459474][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.459605][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.459737][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.459869][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.460002][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.460138][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.460269][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.460406][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.460536][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.460666][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.460796][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.460924][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.461058][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.461197][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.461327][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.461468][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.461602][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.461730][   T12]  kthread (kernel/kthread.c:436)
[   51.461827][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.461988][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.462120][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.462252][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.462421][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.462551][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.462678][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.467115][   T12] ------------[ cut here ]------------
| [   51.467258][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   51.467515][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.468141][   T12] Tainted: [W]=WARN
[   51.468240][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.468405][   T12] Workqueue: netns cleanup_net
[   51.468546][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.468714][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.469184][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.469346][   T12] RAX: 00000000ffffffa6 RBX: ff11000009516e40 RCX: 1ff4000000018eaf
[   51.469542][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009516efc
[   51.469733][   T12] RBP: ff11000010b34000 R08: 1fe22000012a2de1 R09: ff11000001afd260
[   51.469926][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   51.470122][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012691000
[   51.470315][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   51.470547][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.470713][   T12] CR2: 00007fbbc715fdb0 CR3: 000000003b139001 CR4: 0000000000771ef0
[   51.470907][   T12] PKRU: 55555554
[   51.471002][   T12] Call Trace:
[   51.471103][   T12]  <TASK>
[   51.471167][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.471297][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.471433][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.471537][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.471667][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.471792][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.471920][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.472051][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.472184][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.472345][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.472603][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.472836][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.472968][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.473131][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.473260][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.473457][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.473619][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.473751][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.473881][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.474008][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.474142][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.474271][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.474453][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.474585][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.474719][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.474849][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.474982][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.475119][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.475248][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.475446][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.475576][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.475707][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.475840][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.475971][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.476105][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.476240][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.476420][   T12]  kthread (kernel/kthread.c:436)
[   51.476518][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.476679][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.476809][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.476939][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.477105][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.477235][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.477413][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.480402][   T12] ------------[ cut here ]------------
| [   51.480544][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   51.480796][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.481484][   T12] Tainted: [W]=WARN
[   51.481581][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.481742][   T12] Workqueue: netns cleanup_net
[   51.481875][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.482039][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.482566][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.482728][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d818c0 RCX: 1ff4000000018eaf
[   51.482916][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d8197c
[   51.483112][   T12] RBP: ff11000012691000 R08: 1fe22000027b0331 R09: ff11000001afd260
[   51.483301][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   51.483556][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001048c000
[   51.483746][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   51.483973][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.484141][   T12] CR2: 000055e5ee3619a8 CR3: 0000000008c66002 CR4: 0000000000771ef0
[   51.484332][   T12] PKRU: 55555554
[   51.484482][   T12] Call Trace:
[   51.484580][   T12]  <TASK>
[   51.484647][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.484776][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.484910][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.485008][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.485143][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.485271][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.485447][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.485576][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.485754][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.485914][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.486045][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.486211][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.486339][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.486546][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.486672][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.486800][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.486959][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.487094][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.487223][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.487349][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.487535][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.487662][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.487788][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.487918][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.488049][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.488181][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.488310][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.488499][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.488627][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.488755][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.488947][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.489077][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.489215][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.489341][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.489534][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.489667][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.489794][   T12]  kthread (kernel/kthread.c:436)
[   51.489891][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.490048][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.490182][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.490311][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.490529][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.490659][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.490783][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.495115][   T12] ------------[ cut here ]------------
| [   51.495263][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   51.495523][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.496213][   T12] Tainted: [W]=WARN
[   51.496309][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.496930][   T12] Workqueue: netns cleanup_net
[   51.497067][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.497242][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.497776][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.497935][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4a7c40 RCX: 1ff4000000018eaf
[   51.498129][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4a7cfc
[   51.498317][   T12] RBP: ff1100001048c000 R08: 1fe2200001894fa1 R09: ff11000001afd260
[   51.498575][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   51.498765][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000114f4000
[   51.498960][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   51.499270][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.499583][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   51.499771][   T12] PKRU: 55555554
[   51.499865][   T12] Call Trace:
[   51.499958][   T12]  <TASK>
[   51.500024][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.500157][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.500284][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.500480][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.500607][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.500733][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.500857][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.500982][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.501114][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.501269][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.501492][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.501649][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.501777][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.501934][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.502059][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.502187][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.502347][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.502570][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.502697][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.502823][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.502949][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.503075][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.503209][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.503339][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.503563][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.503691][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.503818][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.503943][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.504067][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.504196][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.504324][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.504546][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.504676][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.504800][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.504929][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.505059][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.505190][   T12]  kthread (kernel/kthread.c:436)
[   51.505284][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.505526][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.505653][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.505778][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.505933][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.506058][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.506188][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.510257][   T12] ------------[ cut here ]------------
| [   51.510412][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   51.510665][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.511284][   T12] Tainted: [W]=WARN
[   51.511390][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.511592][   T12] Workqueue: netns cleanup_net
[   51.511741][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.511906][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.512367][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.512526][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f92200 RCX: 1ff4000000018eaf
[   51.512713][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f922bc
[   51.512899][   T12] RBP: ff110000114f4000 R08: 1fe22000027f2459 R09: ff11000001afd260
[   51.513091][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   51.513278][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011c89000
[   51.513528][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   51.513750][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.513909][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   51.514102][   T12] PKRU: 55555554
[   51.514197][   T12] Call Trace:
[   51.514292][   T12]  <TASK>
[   51.514407][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.514535][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.514662][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.514758][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.514884][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.515009][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.515141][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.515265][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.515465][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.515621][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.515796][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.515952][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.516077][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.516238][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.516413][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.516537][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.516693][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.516821][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.516946][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.517071][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.517203][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.517328][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.517502][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.517632][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.517760][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.517887][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.518015][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.518145][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.518269][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.518447][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.518572][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.518699][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.518829][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.518954][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.519088][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.519221][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.519346][   T12]  kthread (kernel/kthread.c:436)
[   51.519491][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.519645][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.519770][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.519896][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.520052][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.520183][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.520308][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.524693][   T12] ------------[ cut here ]------------
| [   51.524883][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   51.525152][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.525770][   T12] Tainted: [W]=WARN
[   51.525865][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.526020][   T12] Workqueue: netns cleanup_net
[   51.526156][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.526319][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.526868][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.527027][   T12] RAX: 00000000ffffffa6 RBX: ff11000013109000 RCX: 1ff4000000018eaf
[   51.527218][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131090bc
[   51.527474][   T12] RBP: ff11000011c89000 R08: 1fe2200002621219 R09: ff11000001afd260
[   51.527711][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   51.527895][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012481000
[   51.528079][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   51.528304][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.528510][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   51.528699][   T12] PKRU: 55555554
[   51.528793][   T12] Call Trace:
[   51.528888][   T12]  <TASK>
[   51.528953][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.529080][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.529210][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.529308][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.529483][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.529607][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.529732][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.529857][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.529982][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.530143][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.530270][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.530481][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.530607][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.530762][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.530887][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.531011][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.531174][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.531303][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.531483][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.531609][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.531735][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.531859][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.531983][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.532115][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.532241][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.532413][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.532542][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.532669][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.532792][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.532919][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.533043][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.533174][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.533302][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.533475][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.533606][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.533735][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.533862][   T12]  kthread (kernel/kthread.c:436)
[   51.533957][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.534114][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.534239][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.534416][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.534572][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.534697][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.534824][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.538710][   T12] ------------[ cut here ]------------
| [   51.538897][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   51.539168][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.539786][   T12] Tainted: [W]=WARN
[   51.539881][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.540035][   T12] Workqueue: netns cleanup_net
[   51.540171][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.540334][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.540838][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.540997][   T12] RAX: 00000000ffffffa6 RBX: ff1100000500ac80 RCX: 1ff4000000018eaf
[   51.541187][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000500ad3c
[   51.541420][   T12] RBP: ff11000012481000 R08: 1fe2200000a015a9 R09: ff11000001afd260
[   51.541604][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   51.541788][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011c8c000
[   51.541972][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   51.542199][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.542410][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   51.542597][   T12] PKRU: 55555554
[   51.542690][   T12] Call Trace:
[   51.542783][   T12]  <TASK>
[   51.542849][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.543079][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.543212][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.543309][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.543542][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.543668][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.543793][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.543919][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.544046][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.544209][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.544334][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.544578][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.544704][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.544860][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.544987][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.545115][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.545275][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.545539][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.545664][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.545788][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.545915][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.546039][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.546169][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.546299][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.546476][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.546601][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.546728][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.546854][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.546979][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.547108][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.547234][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.547440][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.547572][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.547698][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.547830][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.547961][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.548089][   T12]  kthread (kernel/kthread.c:436)
[   51.548184][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.548339][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.548542][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.548666][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.548822][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.548946][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.549072][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.552624][   T12] ------------[ cut here ]------------
| [   51.552752][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   51.552992][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.553608][   T12] Tainted: [W]=WARN
[   51.553699][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.553852][   T12] Workqueue: netns cleanup_net
[   51.553980][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.554144][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.554587][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.554738][   T12] RAX: 00000000ffffffa6 RBX: ff11000013141380 RCX: 1ff4000000018eaf
[   51.554920][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001314143c
[   51.555105][   T12] RBP: ff11000011c8c000 R08: 1fe2200002628289 R09: ff11000001afd260
[   51.555286][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   51.555471][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c4b1000
[   51.555653][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   51.555866][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.556018][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   51.556205][   T12] PKRU: 55555554
[   51.556297][   T12] Call Trace:
[   51.556552][   T12]  <TASK>
[   51.556633][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.556759][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.556881][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.556977][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.557107][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.557229][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.557351][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.557645][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.557769][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.557920][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.558043][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.558203][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.558324][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.558589][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.558713][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.558837][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.558990][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.559118][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.559240][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.559474][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.559597][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.559718][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.559839][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.559961][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.560092][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.560213][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.560336][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.560504][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.560625][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.560748][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.560868][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.560990][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.561119][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.561238][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.561429][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.561554][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.561675][   T12]  kthread (kernel/kthread.c:436)
[   51.561769][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.561919][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.562040][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.562170][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.562320][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.562511][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.562633][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.565316][   T12] ------------[ cut here ]------------
| [   51.565498][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.565793][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.566495][   T12] Tainted: [W]=WARN
[   51.566635][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.566848][   T12] Workqueue: netns cleanup_net
[   51.567025][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.567242][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.567750][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.567951][   T12] RAX: 00000000ffffffa6 RBX: ff110000134db000 RCX: 1ff4000000018eaf
[   51.568188][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000134db0bc
[   51.568433][   T12] RBP: ff1100000c4b1000 R08: 1fe220000269b619 R09: ff11000001afd260
[   51.568660][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.568887][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001003c000
[   51.569122][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.569394][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.569594][   T12] CR2: 0000556c71d172b8 CR3: 000000001436f001 CR4: 0000000000771ef0
[   51.569836][   T12] PKRU: 55555554
[   51.569974][   T12] Call Trace:
[   51.570119][   T12]  <TASK>
[   51.570230][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.570413][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.570586][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.570732][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.570904][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.571073][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.571255][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.571467][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.571639][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.571837][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.572009][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.572219][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.572409][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.572608][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.572781][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.572953][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.573160][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.573335][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.573519][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.573693][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.573867][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.574039][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.574215][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.574399][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.574574][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.574743][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.574918][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.575095][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.575265][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.575452][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.575620][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.575795][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.575971][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.576151][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.576329][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.576519][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.576690][   T12]  kthread (kernel/kthread.c:436)
[   51.576830][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.577029][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.577208][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.577393][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.577596][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.577766][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.577938][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.581177][   T12] ------------[ cut here ]------------
| [   51.581512][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.581805][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.582584][   T12] Tainted: [W]=WARN
[   51.582727][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.583008][   T12] Workqueue: netns cleanup_net
[   51.583191][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.583410][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.583988][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.584198][   T12] RAX: 00000000ffffffa6 RBX: ff110000103818c0 RCX: 1ff4000000018eaf
[   51.584442][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001038197c
[   51.584671][   T12] RBP: ff1100001003c000 R08: 1fe2200002070331 R09: ff11000001afd260
[   51.584898][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.585129][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011d9c000
[   51.585372][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.585716][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.585919][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.586157][   T12] PKRU: 55555554
[   51.586385][   T12] Call Trace:
[   51.586529][   T12]  <TASK>
[   51.586640][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.586812][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.586984][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.587219][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.587402][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.587570][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.587739][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.587989][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.588171][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.588384][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.588557][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.588761][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.588934][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.589141][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.589404][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.589576][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.589779][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.589954][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.590214][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.590401][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.590571][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.590742][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.590912][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.591249][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.591436][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.591766][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.591940][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.592117][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.592287][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.592470][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.592639][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.592893][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.593067][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.593328][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.593594][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.593772][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.593942][   T12]  kthread (kernel/kthread.c:436)
[   51.594091][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.594383][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.594556][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.594730][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.594933][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.595190][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.595374][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.598978][   T12] ------------[ cut here ]------------
| [   51.599167][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.600250][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.601095][   T12] Tainted: [W]=WARN
[   51.601286][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.601549][   T12] Workqueue: netns cleanup_net
[   51.601855][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.602120][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.602662][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.602911][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4b9e00 RCX: 1ff4000000018eaf
[   51.603278][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4b9ebc
[   51.603566][   T12] RBP: ff11000011d9c000 R08: 1fe22000018973d9 R09: ff11000001afd260
[   51.603839][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.604120][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011861000
[   51.604489][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.604800][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.605050][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.605335][   T12] PKRU: 55555554
[   51.605533][   T12] Call Trace:
[   51.605718][   T12]  <TASK>
[   51.605877][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.606102][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.606319][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.606521][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.606739][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.606956][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.607179][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.607413][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.607634][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.607879][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.608108][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.608436][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.608712][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.609000][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.609331][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.609526][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.609724][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.609899][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.610077][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.610252][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.610437][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.610641][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.610810][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.610982][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.611161][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.611329][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.611515][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.611685][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.611852][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.612024][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.612200][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.612383][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.612557][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.612725][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.612902][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.613076][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.613254][   T12]  kthread (kernel/kthread.c:436)
[   51.613406][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.613604][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.613773][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.613944][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.614148][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.614317][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.614583][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.618068][   T12] ------------[ cut here ]------------
| [   51.618236][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.618634][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.619481][   T12] Tainted: [W]=WARN
[   51.619670][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.619915][   T12] Workqueue: netns cleanup_net
[   51.620145][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.620416][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.620948][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.621202][   T12] RAX: 00000000ffffffa6 RBX: ff110000121158c0 RCX: 1ff4000000018eaf
[   51.621485][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001211597c
[   51.621760][   T12] RBP: ff11000011861000 R08: 1fe2200002422b31 R09: ff11000001afd260
[   51.622032][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.622318][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011569000
[   51.622607][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.622914][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.623197][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.623491][   T12] PKRU: 55555554
[   51.623675][   T12] Call Trace:
[   51.623860][   T12]  <TASK>
[   51.624018][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.624247][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.624484][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.624679][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.624901][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.625130][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.625350][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.625663][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.625883][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.626135][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.626354][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.626663][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.626881][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.627137][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.627533][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.627804][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.628203][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.628417][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.628588][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.628758][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.628930][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.629108][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.629369][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.629542][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.629715][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.629963][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.630144][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.630315][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.630497][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.630669][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.630838][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.631008][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.631268][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.631453][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.631631][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.631805][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.631974][   T12]  kthread (kernel/kthread.c:436)
[   51.632121][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.632322][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.632502][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.632671][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.632874][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.633042][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.633221][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.638245][   T12] ------------[ cut here ]------------
| [   51.638419][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.638701][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.639403][   T12] Tainted: [W]=WARN
[   51.639540][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.639736][   T12] Workqueue: netns cleanup_net
[   51.639910][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.640123][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.640710][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.640991][   T12] RAX: 00000000ffffffa6 RBX: ff11000013545a80 RCX: 1ff4000000018eaf
[   51.641271][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013545b3c
[   51.641585][   T12] RBP: ff11000011569000 R08: 1fe22000026a8b69 R09: ff11000001afd260
[   51.641880][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.642160][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001156c000
[   51.642450][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.642779][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.643033][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.643315][   T12] PKRU: 55555554
[   51.643510][   T12] Call Trace:
[   51.643693][   T12]  <TASK>
[   51.643850][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.644067][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.644294][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.644494][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.644711][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.644926][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.645153][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.645392][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.645617][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.645867][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.646099][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.646346][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.646611][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.646856][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.647073][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.647296][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.647554][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.647776][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.648025][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.648250][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.648497][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.648744][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.648959][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.649191][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.649423][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.649642][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.649863][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.650089][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.650266][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.650449][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.650623][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.650795][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.650969][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.651146][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.651324][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.651507][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.651677][   T12]  kthread (kernel/kthread.c:436)
[   51.651820][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.652050][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.652256][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.652440][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.652643][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.652827][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.652997][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.656211][   T12] ------------[ cut here ]------------
| [   51.656836][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.657157][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.657844][   T12] Tainted: [W]=WARN
[   51.657984][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.658185][   T12] Workqueue: netns cleanup_net
[   51.658373][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.658585][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.659062][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.659270][   T12] RAX: 00000000ffffffa6 RBX: ff1100000f228040 RCX: 1ff4000000018eaf
[   51.659514][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f2280fc
[   51.659748][   T12] RBP: ff1100001156c000 R08: 1fe2200001e45021 R09: ff11000001afd260
[   51.660012][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.660251][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011f21000
[   51.660493][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.660752][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.660949][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.661187][   T12] PKRU: 55555554
[   51.661323][   T12] Call Trace:
[   51.661473][   T12]  <TASK>
[   51.661582][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.661782][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.661950][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.662098][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.662266][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.662446][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.662614][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.662784][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.662951][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.663154][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.663329][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.663541][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.663711][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.663907][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.664074][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.664247][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.664460][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.664631][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.664804][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.664971][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.665149][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.665318][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.665498][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.665669][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.665843][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.666010][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.666190][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.666405][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.666573][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.666743][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.666912][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.667091][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.667264][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.667475][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.667648][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.667826][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.667993][   T12]  kthread (kernel/kthread.c:436)
[   51.668139][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.668340][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.668523][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.668694][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.668892][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.669064][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.669240][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.672112][   T12] ------------[ cut here ]------------
| [   51.672278][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.673071][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.673903][   T12] Tainted: [W]=WARN
[   51.674095][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.674351][   T12] Workqueue: netns cleanup_net
[   51.674638][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.674893][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.675433][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.675679][   T12] RAX: 00000000ffffffa6 RBX: ff1100001420dc40 RCX: 1ff4000000018eaf
[   51.675952][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001420dcfc
[   51.676228][   T12] RBP: ff11000011f21000 R08: 1fe2200002841ba1 R09: ff11000001afd260
[   51.676516][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.676790][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011f34000
[   51.677066][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.677391][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.677641][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.677919][   T12] PKRU: 55555554
[   51.678109][   T12] Call Trace:
[   51.678292][   T12]  <TASK>
[   51.678459][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.678678][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.678896][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.679092][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.679313][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.679541][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.679757][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.679976][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.680202][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.680459][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.680678][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.681019][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.681308][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.681616][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.681785][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.681955][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.682158][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.682332][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.682517][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.682689][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.682860][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.683030][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.683208][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.683395][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.683567][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.683737][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.683915][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.684094][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.684263][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.684449][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.684618][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.684792][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.684967][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.685159][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.685335][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.685525][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.685695][   T12]  kthread (kernel/kthread.c:436)
[   51.685835][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.686037][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.686218][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.686404][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.686606][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.686776][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.686946][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.690786][   T12] ------------[ cut here ]------------
| [   51.691015][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.691384][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.692179][   T12] Tainted: [W]=WARN
[   51.692381][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.692638][   T12] Workqueue: netns cleanup_net
[   51.692861][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.693127][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.693671][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.693925][   T12] RAX: 00000000ffffffa6 RBX: ff11000014fc2040 RCX: 1ff4000000018eaf
[   51.694207][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014fc20fc
[   51.694498][   T12] RBP: ff11000011f34000 R08: 1fe22000029f8421 R09: ff11000001afd260
[   51.694774][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.695050][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f194000
[   51.695333][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.695659][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.695910][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.696207][   T12] PKRU: 55555554
[   51.696434][   T12] Call Trace:
[   51.696620][   T12]  <TASK>
[   51.696777][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.696998][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.697239][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.697449][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.697668][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.697914][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.698141][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.698380][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.698602][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.698849][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.699101][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.699493][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.699930][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.700316][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.700669][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.700842][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.701044][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.701221][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.701406][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.701657][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.701828][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.702009][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.702187][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.702443][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.702620][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.702790][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.702962][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.703295][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.703477][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.703651][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.703820][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.703992][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.704177][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.704348][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.704534][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.704711][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.704880][   T12]  kthread (kernel/kthread.c:436)
[   51.705020][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.705305][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.705573][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.705776][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.706058][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.706246][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.706435][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.711027][   T12] ------------[ cut here ]------------
| [   51.711224][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.711526][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.712207][   T12] Tainted: [W]=WARN
[   51.712343][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.713075][   T12] Workqueue: netns cleanup_net
[   51.713305][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.713574][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.714110][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.714373][   T12] RAX: 00000000ffffffa6 RBX: ff11000014fc3c40 RCX: 1ff4000000018eaf
[   51.714662][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014fc3cfc
[   51.714940][   T12] RBP: ff1100000f194000 R08: 1fe22000029f87a1 R09: ff11000001afd260
[   51.715225][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.715512][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008824000
[   51.715785][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.716100][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.716347][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.716634][   T12] PKRU: 55555554
[   51.716815][   T12] Call Trace:
[   51.716997][   T12]  <TASK>
[   51.717178][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.717411][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.717630][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.717820][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.718035][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.718262][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.718491][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.718707][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.718923][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.719174][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.719404][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.719652][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.719867][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.720118][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.720331][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.720555][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.720800][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.721011][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.721190][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.721368][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.721535][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.721705][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.721870][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.722039][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.722222][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.722406][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.722577][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.722775][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.722940][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.723118][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.723285][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.723471][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.723644][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.723814][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.723989][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.724171][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.724339][   T12]  kthread (kernel/kthread.c:436)
[   51.724490][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.724688][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.724885][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.725058][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.725265][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.725446][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.725616][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.729166][   T12] ------------[ cut here ]------------
| [   51.729336][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.729634][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.730320][   T12] Tainted: [W]=WARN
[   51.730470][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.730664][   T12] Workqueue: netns cleanup_net
[   51.730836][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.731042][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.731533][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.731742][   T12] RAX: 00000000ffffffa6 RBX: ff11000013544c80 RCX: 1ff4000000018eaf
[   51.731971][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013544d3c
[   51.732205][   T12] RBP: ff11000008824000 R08: 1fe22000026a89a9 R09: ff11000001afd260
[   51.732446][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.732674][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001187c000
[   51.732928][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.733194][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.733405][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.733662][   T12] PKRU: 55555554
[   51.733799][   T12] Call Trace:
[   51.733936][   T12]  <TASK>
[   51.734045][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.734223][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.734405][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.734546][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.734716][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.734882][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.735051][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.735227][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.735409][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.735605][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.735775][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.735977][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.736160][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.736371][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.736540][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.736715][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.736913][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.737093][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.737262][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.737441][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.737609][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.737783][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.737953][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.738159][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.738331][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.738509][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.738682][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.738852][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.739021][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.739200][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.739382][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.739554][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.739727][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.739895][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.740069][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.740255][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.740438][   T12]  kthread (kernel/kthread.c:436)
[   51.740578][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.740776][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.740946][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.741124][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.741322][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.741505][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.741673][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.760111][   T12] ------------[ cut here ]------------
| [   51.760287][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.760588][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.761268][   T12] Tainted: [W]=WARN
[   51.761698][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.761896][   T12] Workqueue: netns cleanup_net
[   51.762068][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.762290][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.762772][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.762969][   T12] RAX: 00000000ffffffa6 RBX: ff1100000f0fa900 RCX: 1ff4000000018eaf
[   51.763201][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0fa9bc
[   51.763437][   T12] RBP: ff1100001187c000 R08: 1fe2200001e1f539 R09: ff11000001afd260
[   51.763659][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.763882][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd21000
[   51.764113][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.764384][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.764580][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.764807][   T12] PKRU: 55555554
[   51.764942][   T12] Call Trace:
[   51.765089][   T12]  <TASK>
[   51.765199][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.765380][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.765548][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.765687][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.765858][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.766025][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.766205][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.766386][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.766556][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.766753][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.766923][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.767127][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.767296][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.767505][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.767675][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.767845][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.768044][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.768219][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.768400][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.768568][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.768740][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.768910][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.769087][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.769258][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.769441][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.769609][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.769780][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.769949][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.770123][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.770298][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.770478][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.770648][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.770820][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.770987][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.771168][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.771341][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.771527][   T12]  kthread (kernel/kthread.c:436)
[   51.771665][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.771861][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.772029][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.772204][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.772444][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.772616][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.772801][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.775941][   T12] ------------[ cut here ]------------
| [   51.776112][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.776639][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.777319][   T12] Tainted: [W]=WARN
[   51.777470][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.777669][   T12] Workqueue: netns cleanup_net
[   51.777844][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.778051][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.778556][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.778754][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e1a040 RCX: 1ff4000000018eaf
[   51.778981][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e1a0fc
[   51.779214][   T12] RBP: ff1100000cd21000 R08: 1fe22000023c3421 R09: ff11000001afd260
[   51.779456][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.779685][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011691000
[   51.779914][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.780183][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.780401][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.780631][   T12] PKRU: 55555554
[   51.780769][   T12] Call Trace:
[   51.780906][   T12]  <TASK>
[   51.781017][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.781197][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.781381][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.781526][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.781697][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.781864][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.782061][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.782269][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.782452][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.782653][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.782827][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.783029][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.783206][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.783418][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.783588][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.783757][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.783963][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.784152][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.784323][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.784501][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.784699][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.784871][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.785044][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.785222][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.785411][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.785581][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.785755][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.785931][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.786106][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.786277][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.786459][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.786634][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.786818][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.786988][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.787204][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.787394][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.787569][   T12]  kthread (kernel/kthread.c:436)
[   51.787711][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.787916][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.788104][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.788279][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.788522][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.788721][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.788892][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.791810][   T12] ------------[ cut here ]------------
| [   51.791978][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.792269][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.792968][   T12] Tainted: [W]=WARN
[   51.793115][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.793342][   T12] Workqueue: netns cleanup_net
[   51.793873][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.794142][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.794685][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.794941][   T12] RAX: 00000000ffffffa6 RBX: ff110000090943c0 RCX: 1ff4000000018eaf
[   51.795226][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000909447c
[   51.795514][   T12] RBP: ff11000011691000 R08: 1fe2200001212891 R09: ff11000001afd260
[   51.795787][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.796060][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010929000
[   51.796344][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.796669][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.796916][   T12] CR2: 0000556c71d172b8 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.797201][   T12] PKRU: 55555554
[   51.797402][   T12] Call Trace:
[   51.797587][   T12]  <TASK>
[   51.797748][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.797966][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.798195][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.798404][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.798625][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.798841][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.799054][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.799278][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.799507][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.799752][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.799968][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.800228][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.800458][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.800705][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.801013][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.801278][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.801566][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.801834][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.802000][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.802176][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.802344][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.802526][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.802696][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.802879][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.803058][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.803236][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.803421][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.803591][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.803757][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.803925][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.804099][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.804276][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.804462][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.804630][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.804804][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.804980][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.805164][   T12]  kthread (kernel/kthread.c:436)
[   51.805305][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.805516][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.805689][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.805863][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.806061][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.806240][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.806422][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.809624][   T12] ------------[ cut here ]------------
| [   51.809772][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   51.810026][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.810644][   T12] Tainted: [W]=WARN
[   51.810742][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.810903][   T12] Workqueue: netns cleanup_net
[   51.811044][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.811216][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.811678][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.811842][   T12] RAX: 00000000ffffffa6 RBX: ff110000133a5000 RCX: 1ff4000000018eaf
[   51.812026][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133a50bc
[   51.812218][   T12] RBP: ff11000010929000 R08: 1fe2200002674a19 R09: ff11000001afd260
[   51.812409][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   51.812595][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011614000
[   51.812781][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   51.812999][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.813159][   T12] CR2: 000055e5ee3b50b8 CR3: 0000000008c66002 CR4: 0000000000771ef0
[   51.813345][   T12] PKRU: 55555554
[   51.813443][   T12] Call Trace:
[   51.813536][   T12]  <TASK>
[   51.813603][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.813730][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.813858][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.813954][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.814086][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.814212][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.814340][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.814472][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.814599][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.814755][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.814885][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.815047][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.815176][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.815331][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.815461][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.815585][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.815741][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.815871][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.815995][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.816122][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.816246][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.816374][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.816497][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.816624][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.816752][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.816876][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.817005][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.817133][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.817256][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.817387][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.817510][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.817636][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.817764][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.817889][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.818017][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.818149][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.818273][   T12]  kthread (kernel/kthread.c:436)
[   51.818371][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.818527][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.818653][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.818780][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.818936][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.819061][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.819187][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.821753][   T12] ------------[ cut here ]------------
| [   51.821894][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   51.822147][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.823047][   T12] Tainted: [W]=WARN
[   51.823147][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.823301][   T12] Workqueue: netns cleanup_net
[   51.823439][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.823605][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.824060][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.824225][   T12] RAX: 00000000ffffffa6 RBX: ff11000013da1a80 RCX: 1ff4000000018eaf
[   51.824415][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013da1b3c
[   51.824599][   T12] RBP: ff11000011614000 R08: 1fe22000027b4369 R09: ff11000001afd260
[   51.824782][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   51.824964][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c634000
[   51.825154][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   51.825372][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.825529][   T12] CR2: 000055e5ee3b50b8 CR3: 000000003b139003 CR4: 0000000000771ef0
[   51.825714][   T12] PKRU: 55555554
[   51.825808][   T12] Call Trace:
[   51.825906][   T12]  <TASK>
[   51.825976][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.826109][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.826233][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.826328][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.826456][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.826581][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.826706][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.826830][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.826955][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.827114][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.827261][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.827423][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.827547][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.827699][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.827824][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.827949][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.828109][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.828235][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.828365][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.828488][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.828612][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.828736][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.828859][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.828985][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.829118][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.829242][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.829374][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.829510][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.829638][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.829771][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.829895][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.830021][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.830153][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.830281][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.830415][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.830543][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.830668][   T12]  kthread (kernel/kthread.c:436)
[   51.830761][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.830916][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.831040][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.831172][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.831325][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.831453][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.831584][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.834313][   T12] ------------[ cut here ]------------
| [   51.835027][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   51.835292][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.836030][   T12] Tainted: [W]=WARN
[   51.836131][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.836284][   T12] Workqueue: netns cleanup_net
[   51.836476][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.836635][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.837072][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.837313][   T12] RAX: 00000000ffffffa6 RBX: ff11000012d12200 RCX: 1ff4000000018eaf
[   51.837565][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d122bc
[   51.837757][   T12] RBP: ff1100000c634000 R08: 1fe22000025a2459 R09: ff11000001afd260
[   51.837947][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   51.838134][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3a9000
[   51.838319][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   51.838585][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.838742][   T12] CR2: 000055e5ee3b50b8 CR3: 000000003b139003 CR4: 0000000000771ef0
[   51.838927][   T12] PKRU: 55555554
[   51.839019][   T12] Call Trace:
[   51.839117][   T12]  <TASK>
[   51.839181][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.839306][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.839478][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.839573][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.839701][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.839827][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.839951][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.840078][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.840201][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.840410][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.840534][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.840692][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.840816][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.840970][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.841099][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.841223][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.841426][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.841552][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.841678][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.841801][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.841925][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.842049][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.842176][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.842303][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.842478][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.842605][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.842733][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.842857][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.842980][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.843110][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.843233][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.843409][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.843543][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.843673][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.843807][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.843944][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.844073][   T12]  kthread (kernel/kthread.c:436)
[   51.844173][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.844327][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.844504][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.844629][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.844782][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.844906][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.845032][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.848691][   T12] ------------[ cut here ]------------
| [   51.848865][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.849160][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.849849][   T12] Tainted: [W]=WARN
[   51.849987][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.850193][   T12] Workqueue: netns cleanup_net
[   51.850385][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.850591][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.851086][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.851289][   T12] RAX: 00000000ffffffa6 RBX: ff11000012d13e00 RCX: 1ff4000000018eaf
[   51.851556][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d13ebc
[   51.851784][   T12] RBP: ff1100000c3a9000 R08: 1fe22000025a27d9 R09: ff11000001afd260
[   51.852009][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.852239][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000107e4000
[   51.852490][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.852752][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.852951][   T12] CR2: 00007f22a727c580 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.853184][   T12] PKRU: 55555554
[   51.853321][   T12] Call Trace:
[   51.853475][   T12]  <TASK>
[   51.853585][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.853757][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.853928][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.854071][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.854249][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.854430][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.854598][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.854773][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.854945][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.855151][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.855322][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.855532][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.855702][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.855901][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.856070][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.856249][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.856461][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.856634][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.856804][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.856971][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.857151][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.857322][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.857500][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.857673][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.857847][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.858020][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.858199][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.858381][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.858548][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.858720][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.858889][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.859059][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.859241][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.859425][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.859599][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.859774][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.859942][   T12]  kthread (kernel/kthread.c:436)
[   51.860087][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.860283][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.860464][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.860638][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.860837][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.861006][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.861182][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.864822][   T12] ------------[ cut here ]------------
| [   51.864998][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   51.865294][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.865989][   T12] Tainted: [W]=WARN
[   51.866136][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.866335][   T12] Workqueue: netns cleanup_net
[   51.866521][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.866726][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.867220][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.867510][   T12] RAX: 00000000ffffffa6 RBX: ff11000011426580 RCX: 1ff4000000018eaf
[   51.867787][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001142663c
[   51.868064][   T12] RBP: ff110000107e4000 R08: 1fe2200002284cc9 R09: ff11000001afd260
[   51.868345][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.868630][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001130c000
[   51.868906][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   51.869224][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.869484][   T12] CR2: 00007f22a727c580 CR3: 000000003b139005 CR4: 0000000000771ef0
[   51.869758][   T12] PKRU: 55555554
[   51.869942][   T12] Call Trace:
[   51.870134][   T12]  <TASK>
[   51.870293][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.870524][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.870748][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.870939][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.871164][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.871396][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.871613][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.871830][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.872048][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.872301][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.872548][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.872796][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.873012][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.873259][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.873491][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.873707][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.873954][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.874185][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.874416][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.874632][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.874858][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.875084][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.875301][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.875534][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.875845][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.876131][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.876412][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.876582][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.876753][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.876929][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.877108][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.877286][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.877474][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.877646][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.877851][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.878031][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.878213][   T12]  kthread (kernel/kthread.c:436)
[   51.878373][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.878578][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.878748][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.878917][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.879125][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.879300][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.879488][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.883416][   T12] ------------[ cut here ]------------
| [   51.883548][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   51.883791][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.884398][   T12] Tainted: [W]=WARN
[   51.884492][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.884651][   T12] Workqueue: netns cleanup_net
[   51.884780][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.884942][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.885391][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.885546][   T12] RAX: 00000000ffffffa6 RBX: ff110000129d8200 RCX: 1ff4000000018eaf
[   51.885729][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129d82bc
[   51.885911][   T12] RBP: ff1100001130c000 R08: 1fe220000253b059 R09: ff11000001afd260
[   51.886102][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   51.886288][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000105a9000
[   51.886481][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   51.886698][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.886860][   T12] CR2: 00007fb98c20dc70 CR3: 0000000001ef8003 CR4: 0000000000771ef0
[   51.887056][   T12] PKRU: 55555554
[   51.887156][   T12] Call Trace:
[   51.887247][   T12]  <TASK>
[   51.887312][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.887444][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.887571][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.887667][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.887793][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.887921][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.888052][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.888179][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.888303][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.888464][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.888593][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.888756][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.888884][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.889045][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.889179][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.889306][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.889473][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.889604][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.889731][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.889856][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.889979][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.890109][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.890231][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.890364][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.890491][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.890613][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.890739][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.890863][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.890986][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.891116][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.891239][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.891368][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.891494][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.891617][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.891745][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.891873][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.891997][   T12]  kthread (kernel/kthread.c:436)
[   51.892094][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.892249][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.892378][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.892502][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.892658][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.892781][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.892906][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.897224][   T12] ------------[ cut here ]------------
| [   51.897354][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   51.897604][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.898207][   T12] Tainted: [W]=WARN
[   51.898300][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.898506][   T12] Workqueue: netns cleanup_net
[   51.898634][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.898797][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.899249][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.899458][   T12] RAX: 00000000ffffffa6 RBX: ff110000142a1700 RCX: 1ff4000000018eaf
[   51.899643][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000142a17bc
[   51.899825][   T12] RBP: ff110000105a9000 R08: 1fe22000028542f9 R09: ff11000001afd260
[   51.900008][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   51.900196][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010579000
[   51.900435][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   51.900650][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.900806][   T12] CR2: 00007fb98c20dc70 CR3: 0000000001ef8003 CR4: 0000000000771ef0
[   51.900992][   T12] PKRU: 55555554
[   51.901089][   T12] Call Trace:
[   51.901181][   T12]  <TASK>
[   51.901248][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.901426][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.901552][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.901648][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.901772][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.901894][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.902018][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.902146][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.902272][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.902478][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.902605][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.902760][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.902888][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.903041][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.903171][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.903295][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.903502][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.903628][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.903752][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.903875][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.903998][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.904132][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.904257][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.904432][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.904563][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.904687][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.904812][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.904938][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.905064][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.905197][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.905323][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.905497][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.905626][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.905751][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.905880][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.906009][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.906137][   T12]  kthread (kernel/kthread.c:436)
[   51.906230][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.906432][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.906558][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.906683][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.906838][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.906961][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.907090][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.910524][   T12] ------------[ cut here ]------------
| [   51.910655][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   51.910904][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.911515][   T12] Tainted: [W]=WARN
[   51.911611][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.911766][   T12] Workqueue: netns cleanup_net
[   51.911894][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.912056][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.912509][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.912669][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f4b8c0 RCX: 1ff4000000018eaf
[   51.912857][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f4b97c
[   51.913052][   T12] RBP: ff11000010579000 R08: 1fe22000027e9731 R09: ff11000001afd260
[   51.913250][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   51.913443][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000112c4000
[   51.913635][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   51.913853][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.914008][   T12] CR2: 00007fb98c20dc70 CR3: 0000000001ef8003 CR4: 0000000000771ef0
[   51.914196][   T12] PKRU: 55555554
[   51.914289][   T12] Call Trace:
[   51.914386][   T12]  <TASK>
[   51.914450][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.914574][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.914700][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.914799][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.914922][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.915045][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.915174][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.915300][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.915434][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.915591][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.915717][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.915873][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.915996][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.916156][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.916281][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.916465][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.916623][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.916748][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.916874][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.916998][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.917125][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.917250][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.917427][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.917607][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.917739][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.917871][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.918004][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.918135][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.918259][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.918433][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.918557][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.918681][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.918809][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.918931][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.919062][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.919198][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.919322][   T12]  kthread (kernel/kthread.c:436)
[   51.919495][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.919648][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.919774][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.919897][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.920050][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.920176][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.920301][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.925167][   T12] ------------[ cut here ]------------
| [   51.925311][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   51.925571][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.926172][   T12] Tainted: [W]=WARN
[   51.926268][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.926436][   T12] Workqueue: netns cleanup_net
[   51.926564][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.926724][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.927168][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.927324][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e1b380 RCX: 1ff4000000018eaf
[   51.927516][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e1b43c
[   51.927699][   T12] RBP: ff110000112c4000 R08: 1fe22000023c3689 R09: ff11000001afd260
[   51.927882][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   51.928066][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be91000
[   51.928258][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   51.928489][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.928642][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000008c66001 CR4: 0000000000771ef0
[   51.928823][   T12] PKRU: 55555554
[   51.928914][   T12] Call Trace:
[   51.929006][   T12]  <TASK>
[   51.929069][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.929199][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.929322][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.929422][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.929543][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.929663][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.929783][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.929910][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.930039][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.930200][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.930324][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.930486][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.930611][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.930765][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.930890][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.931017][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.931174][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.931300][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.931430][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.931551][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.931673][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.931798][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.931926][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.932052][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.932181][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.932303][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.932433][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.932555][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.932675][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.932796][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.932917][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.933043][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.933175][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.933296][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.933428][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.933554][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.933675][   T12]  kthread (kernel/kthread.c:436)
[   51.933766][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.933919][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.934041][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.934170][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.934321][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.934447][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.934568][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.937020][   T12] ------------[ cut here ]------------
| [   51.937147][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   51.937841][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.938437][   T12] Tainted: [W]=WARN
[   51.938529][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.938681][   T12] Workqueue: netns cleanup_net
[   51.938808][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.938968][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.939416][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.939568][   T12] RAX: 00000000ffffffa6 RBX: ff110000135443c0 RCX: 1ff4000000018eaf
[   51.939752][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001354447c
[   51.939932][   T12] RBP: ff1100000be91000 R08: 1fe22000026a8891 R09: ff11000001afd260
[   51.940115][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   51.940314][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000107cc000
[   51.940504][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   51.940717][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.940869][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   51.941052][   T12] PKRU: 55555554
[   51.941145][   T12] Call Trace:
[   51.941236][   T12]  <TASK>
[   51.941300][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.941437][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.941561][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.941656][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.941779][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.941901][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.942025][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.942151][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.942274][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.942430][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.942553][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.942705][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.942827][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.942977][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.943104][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.943226][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.943387][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.943510][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.943634][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.943759][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.943886][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.944010][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.944135][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.944259][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.944388][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.944510][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.944635][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.944760][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.944888][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.945017][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.945143][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.945268][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.945403][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.945526][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.945651][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.945777][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.945900][   T12]  kthread (kernel/kthread.c:436)
[   51.945994][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.946631][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.946759][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.946887][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.947045][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.947178][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.947305][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.949991][   T12] ------------[ cut here ]------------
| [   51.950118][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   51.950363][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.950950][   T12] Tainted: [W]=WARN
[   51.951048][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.951203][   T12] Workqueue: netns cleanup_net
[   51.951329][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.952014][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.952505][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.952660][   T12] RAX: 00000000ffffffa6 RBX: ff110000105f8200 RCX: 1ff4000000018eaf
[   51.952839][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000105f82bc
[   51.953019][   T12] RBP: ff110000107cc000 R08: 1fe22000020bf059 R09: ff11000001afd260
[   51.953202][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   51.953430][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000112d9000
[   51.953657][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   51.953875][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.954027][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   51.954217][   T12] PKRU: 55555554
[   51.954308][   T12] Call Trace:
[   51.954452][   T12]  <TASK>
[   51.954515][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.954637][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.954760][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.954854][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.954976][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.955101][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.955222][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.955348][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.955522][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.955677][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.955799][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.955954][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.956080][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.956231][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.956352][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.956524][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.956678][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.956804][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.956926][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.957045][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.957169][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.957291][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.957462][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.957586][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.957709][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.957830][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.957954][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.958080][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.958199][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.958320][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.958491][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.958615][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.958740][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.958861][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.958989][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.959119][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.959239][   T12]  kthread (kernel/kthread.c:436)
[   51.959329][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.959530][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.959656][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.959780][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.959933][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.960052][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.960177][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.963228][   T12] ------------[ cut here ]------------
| [   51.963874][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   51.964121][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.964758][   T12] Tainted: [W]=WARN
[   51.964849][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.965006][   T12] Workqueue: netns cleanup_net
[   51.965145][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.965372][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.965818][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.965970][   T12] RAX: 00000000ffffffa6 RBX: ff110000139d1e00 RCX: 1ff4000000018eaf
[   51.966153][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000139d1ebc
[   51.966334][   T12] RBP: ff110000112d9000 R08: 1fe220000273a3d9 R09: ff11000001afd260
[   51.966569][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   51.966753][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103c1000
[   51.966933][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   51.967149][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.967301][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   51.967532][   T12] PKRU: 55555554
[   51.967626][   T12] Call Trace:
[   51.967723][   T12]  <TASK>
[   51.967788][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.967913][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.968036][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.968135][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.968255][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.968424][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.968548][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.968669][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.968792][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.968944][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.969068][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.969226][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.969348][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.969551][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.969675][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.969794][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.969946][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.970071][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.970198][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.970321][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.970497][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.970621][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.970741][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.970865][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.970991][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.971118][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.971242][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.971414][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.971535][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.971657][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.971779][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.971907][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.972034][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.972163][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.972288][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.972464][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.972586][   T12]  kthread (kernel/kthread.c:436)
[   51.972678][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.972834][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.972956][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.973081][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.973233][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.973405][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.973529][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.988111][   T12] ------------[ cut here ]------------
| [   51.988252][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   51.988505][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   51.989095][   T12] Tainted: [W]=WARN
[   51.989186][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.989334][   T12] Workqueue: netns cleanup_net
[   51.989465][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.989625][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.990048][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   51.990211][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4b8c80 RCX: 1ff4000000018eaf
[   51.990395][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4b8d3c
[   51.990573][   T12] RBP: ff110000103c1000 R08: 1fe22000018971a9 R09: ff11000001afd260
[   51.990750][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   51.990927][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000112cc000
[   51.991110][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   51.991320][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.991476][   T12] CR2: 000055e5ee3636d8 CR3: 000000003b139002 CR4: 0000000000771ef0
[   51.991656][   T12] PKRU: 55555554
[   51.991745][   T12] Call Trace:
[   51.991834][   T12]  <TASK>
[   51.991895][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.992015][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.992141][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.992232][   T12]  netif_close_many (net/core/dev.c:1804)
[   51.992351][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.992476][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.992595][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.992714][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   51.992834][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.992982][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.993107][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.993308][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.993510][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.993660][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.993782][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.993904][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   51.994055][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.994181][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.994300][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   51.994471][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.994640][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.994764][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.994882][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.995004][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.995132][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   51.995250][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.995475][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   51.995597][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.995715][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.995834][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.995952][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.996071][   T12]  process_one_work (kernel/workqueue.c:3314)
[   51.996200][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.996319][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.996459][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.996583][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.996703][   T12]  kthread (kernel/kthread.c:436)
[   51.996795][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.996942][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.997063][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.997188][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.997337][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.997462][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.997580][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.000666][   T12] ------------[ cut here ]------------
| [   52.000802][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.001039][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.001712][   T12] Tainted: [W]=WARN
[   52.001808][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.001962][   T12] Workqueue: netns cleanup_net
[   52.002094][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.002249][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.002690][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.002840][   T12] RAX: 00000000ffffffa6 RBX: ff11000010238900 RCX: 1ff4000000018eaf
[   52.003017][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000102389bc
[   52.003198][   T12] RBP: ff110000112cc000 R08: 1fe2200002047139 R09: ff11000001afd260
[   52.003383][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   52.003565][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000112c9000
[   52.003744][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.003954][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.004109][   T12] CR2: 000055e5ee3636d8 CR3: 000000003b139002 CR4: 0000000000771ef0
[   52.004289][   T12] PKRU: 55555554
[   52.004437][   T12] Call Trace:
[   52.004528][   T12]  <TASK>
[   52.004591][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.004714][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.004883][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.004975][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.005100][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.005219][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.005336][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.005502][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.005621][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.005768][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.005888][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.006038][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.006161][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.006310][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.006474][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.006593][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.006742][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.006863][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.006983][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.007111][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.007229][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.007348][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.007515][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.007635][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.007756][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.007873][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.007999][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.008127][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.008250][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.008424][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.008548][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.008673][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.008800][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.008922][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.009046][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.009171][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.009288][   T12]  kthread (kernel/kthread.c:436)
[   52.009429][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.009584][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.009708][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.009831][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.009988][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.010114][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.010234][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.013952][   T12] ------------[ cut here ]------------
| [   52.014089][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   52.014328][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.014916][   T12] Tainted: [W]=WARN
[   52.015008][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.015162][   T12] Workqueue: netns cleanup_net
[   52.015290][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.015453][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.015880][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.016030][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d818c0 RCX: 1ff4000000018eaf
[   52.016217][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d8197c
[   52.016401][   T12] RBP: ff110000112c9000 R08: 1fe22000027b0331 R09: ff11000001afd260
[   52.016578][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   52.016755][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f191000
[   52.016942][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   52.017159][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.017311][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   52.017515][   T12] PKRU: 55555554
[   52.017605][   T12] Call Trace:
[   52.017694][   T12]  <TASK>
[   52.017758][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.017879][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.018001][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.018100][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.018219][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.018339][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.018467][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.018587][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.018710][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.018860][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.018982][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.019139][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.019262][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.019418][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.019539][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.019659][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.019813][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.019937][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.020057][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.020182][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.020303][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.020430][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.020549][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.020672][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.020795][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.020914][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.021037][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.021163][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.021283][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.021410][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.021528][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.021649][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.021776][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.021896][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.022026][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.022155][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.022275][   T12]  kthread (kernel/kthread.c:436)
[   52.022370][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.022520][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.022642][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.022765][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.022916][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.023038][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.023165][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.025589][   T12] ------------[ cut here ]------------
| [   52.025714][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   52.025954][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.026543][   T12] Tainted: [W]=WARN
[   52.026635][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.026786][   T12] Workqueue: netns cleanup_net
[   52.026912][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.027070][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.027605][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.027837][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4a6900 RCX: 1ff4000000018eaf
[   52.028015][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4a69bc
[   52.028200][   T12] RBP: ff1100000f191000 R08: 1fe2200001894d39 R09: ff11000001afd260
[   52.028430][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   52.028608][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001097c000
[   52.028787][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   52.028997][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.029155][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   52.029342][   T12] PKRU: 55555554
[   52.029484][   T12] Call Trace:
[   52.029574][   T12]  <TASK>
[   52.029636][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.029757][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.029878][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.029972][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.030100][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.030225][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.030347][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.030479][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.030604][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.030756][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.030877][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.031030][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.031154][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.031303][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.031434][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.031553][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.031703][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.031827][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.031949][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.032072][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.032196][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.032318][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.032444][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.032567][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.032689][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.032811][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.032933][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.033056][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.033178][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.033300][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.033425][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.033546][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.033669][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.033791][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.033914][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.034037][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.034163][   T12]  kthread (kernel/kthread.c:436)
[   52.034253][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.034408][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.034529][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.034650][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.034800][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.034921][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.035041][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.044028][   T12] ------------[ cut here ]------------
| [   52.044175][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   52.044418][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.045015][   T12] Tainted: [W]=WARN
[   52.045116][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.045273][   T12] Workqueue: netns cleanup_net
[   52.045409][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.045570][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.045994][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.046151][   T12] RAX: 00000000ffffffa6 RBX: ff110000134b7a80 RCX: 1ff4000000018eaf
[   52.046335][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000134b7b3c
[   52.046550][   T12] RBP: ff1100001097c000 R08: 1fe2200002696f69 R09: ff11000001afd260
[   52.046741][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   52.046926][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001036c000
[   52.047117][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   52.047333][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.047489][   T12] CR2: 00007fc957515db0 CR3: 000000001467f004 CR4: 0000000000771ef0
[   52.047677][   T12] PKRU: 55555554
[   52.047770][   T12] Call Trace:
[   52.047862][   T12]  <TASK>
[   52.047929][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.048055][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.048184][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.048277][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.048402][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.048522][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.048643][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.048768][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.048892][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.049042][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.049170][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.049329][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.049456][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.049607][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.049733][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.049854][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.050006][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.050138][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.050262][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.050392][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.050519][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.050643][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.050762][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.050884][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.051009][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.051132][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.051254][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.051379][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.051498][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.051620][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.051742][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.051869][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.051995][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.052123][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.052250][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.052384][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.052508][   T12]  kthread (kernel/kthread.c:436)
[   52.052600][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.052756][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.052879][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.052998][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.053152][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.053272][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.053398][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.055882][   T12] ------------[ cut here ]------------
| [   52.056003][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   52.056239][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.056820][   T12] Tainted: [W]=WARN
[   52.056910][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.057059][   T12] Workqueue: netns cleanup_net
[   52.057186][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.057343][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.057772][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.057924][   T12] RAX: 00000000ffffffa6 RBX: ff11000013e0c900 RCX: 1ff4000000018eaf
[   52.058108][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013e0c9bc
[   52.058284][   T12] RBP: ff1100001036c000 R08: 1fe22000027c1939 R09: ff11000001afd260
[   52.058471][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   52.058648][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000107a9000
[   52.058829][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   52.059037][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.059194][   T12] CR2: 00007fc957515db0 CR3: 000000001467f004 CR4: 0000000000771ef0
[   52.059376][   T12] PKRU: 55555554
[   52.059472][   T12] Call Trace:
[   52.059566][   T12]  <TASK>
[   52.059628][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.059749][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.059871][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.059962][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.060088][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.060207][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.060326][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.060452][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.060578][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.060727][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.060848][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.060999][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.061124][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.061271][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.061396][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.061517][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.061669][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.061791][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.061911][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.062036][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.062163][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.062282][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.062406][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.062531][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.062653][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.062773][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.062898][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.063023][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.063151][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.063277][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.063406][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.063548][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.063673][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.063791][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.063913][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.064036][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.064158][   T12]  kthread (kernel/kthread.c:436)
[   52.064251][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.064402][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.064522][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.064642][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.064792][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.064911][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.065032][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.068958][   T12] ------------[ cut here ]------------
| [   52.069093][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.069339][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.069939][   T12] Tainted: [W]=WARN
[   52.070031][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.070191][   T12] Workqueue: netns cleanup_net
[   52.070317][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.070483][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.070916][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.071071][   T12] RAX: 00000000ffffffa6 RBX: ff11000013109000 RCX: 1ff4000000018eaf
[   52.071257][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131090bc
[   52.071476][   T12] RBP: ff110000107a9000 R08: 1fe2200002621219 R09: ff11000001afd260
[   52.071650][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   52.071825][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008669000
[   52.072000][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.072213][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.072368][   T12] CR2: 000055e5ee3636d8 CR3: 000000003b139002 CR4: 0000000000771ef0
[   52.072545][   T12] PKRU: 55555554
[   52.072634][   T12] Call Trace:
[   52.072721][   T12]  <TASK>
[   52.072783][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.072901][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.073019][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.073113][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.073231][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.073348][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.073470][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.073589][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.073707][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.073858][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.073979][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.074195][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.074317][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.074467][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.074587][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.074703][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.074850][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.074969][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.075092][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.075210][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.075340][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.075465][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.075581][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.075700][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.075821][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.075938][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.076058][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.076178][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.076295][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.076419][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.076536][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.076655][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.076777][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.076895][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.077016][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.077140][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.077259][   T12]  kthread (kernel/kthread.c:436)
[   52.077347][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.077498][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.077616][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.077735][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.077881][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.077999][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.078121][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.080924][   T12] ------------[ cut here ]------------
| [   52.081064][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.081309][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.081907][   T12] Tainted: [W]=WARN
[   52.081996][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.083684][   T12] Workqueue: netns cleanup_net
[   52.083820][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.083974][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.084407][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.084554][   T12] RAX: 00000000ffffffa6 RBX: ff11000005db5e00 RCX: 1ff4000000018eaf
[   52.084728][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005db5ebc
[   52.084900][   T12] RBP: ff11000008669000 R08: 1fe2200000bb6bd9 R09: ff11000001afd260
[   52.085073][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   52.085253][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010779000
[   52.085434][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.085646][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.085794][   T12] CR2: 000055e5ee3636d8 CR3: 000000003b139002 CR4: 0000000000771ef0
[   52.085971][   T12] PKRU: 55555554
[   52.086059][   T12] Call Trace:
[   52.086156][   T12]  <TASK>
[   52.086219][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.086342][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.086468][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.086558][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.086676][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.086794][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.086910][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.087026][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.087146][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.087291][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.087414][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.087562][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.087679][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.087826][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.087941][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.088057][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.088205][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.088323][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.088444][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.088563][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.088679][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.088795][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.088910][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.089029][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.089153][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.089270][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.089396][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.089516][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.089632][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.089749][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.089864][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.089982][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.090108][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.090226][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.090348][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.090474][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.090591][   T12]  kthread (kernel/kthread.c:436)
[   52.090679][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.090823][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.090939][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.091055][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.091206][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.091322][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.091445][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.095998][   T12] ------------[ cut here ]------------
| [   52.096182][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.096442][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.097016][   T12] Tainted: [W]=WARN
[   52.097119][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.097265][   T12] Workqueue: netns cleanup_net
[   52.097393][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.097545][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.097960][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.098112][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c401700 RCX: 1ff4000000018eaf
[   52.098293][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4017bc
[   52.098577][   T12] RBP: ff11000010779000 R08: 1fe22000018802f9 R09: ff11000001afd260
[   52.098753][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   52.098926][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f3bc000
[   52.099108][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.099315][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.099515][   T12] CR2: 000055e5ee3636d8 CR3: 000000003b139002 CR4: 0000000000771ef0
[   52.099690][   T12] PKRU: 55555554
[   52.099778][   T12] Call Trace:
[   52.099866][   T12]  <TASK>
[   52.099928][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.100051][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.100180][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.100272][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.100442][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.100566][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.100732][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.100850][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.100968][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.101120][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.101244][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.101442][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.101561][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.101712][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.101828][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.101946][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.102100][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.102221][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.102341][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.102525][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.102643][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.102762][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.102880][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.103000][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.103124][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.103243][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.103412][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.103532][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.103648][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.103766][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.103882][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.104000][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.104124][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.104243][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.104412][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.104536][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.104656][   T12]  kthread (kernel/kthread.c:436)
[   52.104748][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.104895][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.105041][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.105171][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.105318][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.105481][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.105598][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.108575][   T12] ------------[ cut here ]------------
| [   52.108734][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.109008][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.109699][   T12] Tainted: [W]=WARN
[   52.109833][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.110024][   T12] Workqueue: netns cleanup_net
[   52.110203][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.110426][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.110897][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.111099][   T12] RAX: 00000000ffffffa6 RBX: ff11000012ffda80 RCX: 1ff4000000018eaf
[   52.111321][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012ffdb3c
[   52.111560][   T12] RBP: ff1100000f3bc000 R08: 1fe22000025ffb69 R09: ff11000001afd260
[   52.111781][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.112000][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f3c1000
[   52.112230][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.112494][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.112688][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.112910][   T12] PKRU: 55555554
[   52.113043][   T12] Call Trace:
[   52.113184][   T12]  <TASK>
[   52.113291][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.113525][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.113732][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.113868][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.114033][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.114207][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.114383][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.114547][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.114713][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.114908][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.115085][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.115282][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.115462][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.115655][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.115821][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.115988][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.116192][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.116376][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.116542][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.116708][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.116872][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.117050][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.117220][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.117404][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.117573][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.117737][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.117932][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.118107][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.118271][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.118454][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.118626][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.118792][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.118962][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.119134][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.119302][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.119485][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.119651][   T12]  kthread (kernel/kthread.c:436)
[   52.119796][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.119995][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.120204][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.120388][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.120588][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.120760][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.120928][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.124013][   T12] ------------[ cut here ]------------
| [   52.124182][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.124479][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.125154][   T12] Tainted: [W]=WARN
[   52.125287][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.125495][   T12] Workqueue: netns cleanup_net
[   52.125666][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.125868][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.126346][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.126558][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d46ac0 RCX: 1ff4000000018eaf
[   52.126779][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d46b7c
[   52.126999][   T12] RBP: ff1100000f3c1000 R08: 1fe22000027a8d71 R09: ff11000001afd260
[   52.127261][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.127493][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a041000
[   52.127717][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.127971][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.128203][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.128437][   T12] PKRU: 55555554
[   52.128572][   T12] Call Trace:
[   52.128733][   T12]  <TASK>
[   52.128841][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.129036][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.129211][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.129369][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.129563][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.129727][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.129892][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.130058][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.130233][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.130457][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.130626][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.130827][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.130993][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.131193][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.131372][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.131535][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.131733][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.131900][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.132069][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.132241][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.132419][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.132584][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.132746][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.132913][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.133087][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.133253][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.133433][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.133598][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.133760][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.133924][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.134093][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.134259][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.134440][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.134603][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.134772][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.134942][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.135110][   T12]  kthread (kernel/kthread.c:436)
[   52.135247][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.135452][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.135621][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.135785][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.135978][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.136150][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.136314][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.154484][   T12] ------------[ cut here ]------------
| [   52.154660][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.154946][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.155658][   T12] Tainted: [W]=WARN
[   52.155796][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.155998][   T12] Workqueue: netns cleanup_net
[   52.156181][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.156403][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.156891][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.157098][   T12] RAX: 00000000ffffffa6 RBX: ff1100001294a740 RCX: 1ff4000000018eaf
[   52.157327][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001294a7fc
[   52.157606][   T12] RBP: ff1100000a041000 R08: 1fe2200002529501 R09: ff11000001afd260
[   52.157833][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.158060][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000107c9000
[   52.158302][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.158575][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.158773][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.159004][   T12] PKRU: 55555554
[   52.159149][   T12] Call Trace:
[   52.159285][   T12]  <TASK>
[   52.159407][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.159581][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.159753][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.159895][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.160062][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.160236][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.160415][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.160581][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.160750][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.160947][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.161127][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.161333][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.161518][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.161715][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.161884][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.162050][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.162261][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.162449][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.162621][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.162788][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.162956][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.163135][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.163306][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.163499][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.163677][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.163844][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.164013][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.164188][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.164395][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.164566][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.164734][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.164904][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.165085][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.165251][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.165435][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.165608][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.165774][   T12]  kthread (kernel/kthread.c:436)
[   52.165915][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.166121][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.166288][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.166470][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.166666][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.166835][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.167002][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.170040][   T12] ------------[ cut here ]------------
| [   52.170208][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.170666][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.171329][   T12] Tainted: [W]=WARN
[   52.171476][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.171676][   T12] Workqueue: netns cleanup_net
[   52.171850][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.172055][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.172553][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.172750][   T12] RAX: 00000000ffffffa6 RBX: ff110000134dbe00 RCX: 1ff4000000018eaf
[   52.172975][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000134dbebc
[   52.173207][   T12] RBP: ff110000107c9000 R08: 1fe220000269b7d9 R09: ff11000001afd260
[   52.173442][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.173665][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010774000
[   52.173890][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.174153][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.174348][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.174584][   T12] PKRU: 55555554
[   52.174718][   T12] Call Trace:
[   52.174853][   T12]  <TASK>
[   52.174960][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.175138][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.175308][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.175460][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.175626][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.175790][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.175955][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.176127][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.176298][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.176506][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.176673][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.176870][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.177035][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.177235][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.177415][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.177582][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.177777][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.177946][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.178121][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.178286][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.178464][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.178631][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.178795][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.178962][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.179138][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.179304][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.179485][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.179650][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.179813][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.179979][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.180151][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.180317][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.180499][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.180668][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.180837][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.181008][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.181181][   T12]  kthread (kernel/kthread.c:436)
[   52.181318][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.181523][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.181715][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.181885][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.182110][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.182277][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.182454][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.185274][   T12] ------------[ cut here ]------------
| [   52.185450][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.185726][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.186852][   T12] Tainted: [W]=WARN
[   52.187038][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.187284][   T12] Workqueue: netns cleanup_net
[   52.187546][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.187804][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.188325][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.188575][   T12] RAX: 00000000ffffffa6 RBX: ff110000134da040 RCX: 1ff4000000018eaf
[   52.188845][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000134da0fc
[   52.189125][   T12] RBP: ff11000010774000 R08: 1fe220000269b421 R09: ff11000001afd260
[   52.189407][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.189677][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010771000
[   52.189951][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.190259][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.190511][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.190779][   T12] PKRU: 55555554
[   52.190957][   T12] Call Trace:
[   52.191143][   T12]  <TASK>
[   52.191300][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.191530][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.191744][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.191927][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.192146][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.192375][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.192588][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.192798][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.193125][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.193433][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.193669][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.193980][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.194155][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.194348][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.194529][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.194696][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.194891][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.195058][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.195232][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.195406][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.195573][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.195740][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.195937][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.196112][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.196281][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.196459][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.196629][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.196795][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.196959][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.197134][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.197298][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.197478][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.197648][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.197814][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.197984][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.198162][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.198329][   T12]  kthread (kernel/kthread.c:436)
[   52.198476][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.198669][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.198836][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.199004][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.199208][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.199393][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.199588][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.212541][   T12] ------------[ cut here ]------------
| [   52.212702][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.212984][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.213954][   T12] Tainted: [W]=WARN
[   52.214096][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.214292][   T12] Workqueue: netns cleanup_net
[   52.214479][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.214677][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.215151][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.215346][   T12] RAX: 00000000ffffffa6 RBX: ff11000014354e40 RCX: 1ff4000000018eaf
[   52.215578][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014354efc
[   52.215802][   T12] RBP: ff11000010771000 R08: 1fe220000286a9e1 R09: ff11000001afd260
[   52.216022][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.216251][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010584000
[   52.216487][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.216745][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.216942][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.217177][   T12] PKRU: 55555554
[   52.217311][   T12] Call Trace:
[   52.217457][   T12]  <TASK>
[   52.217564][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.217733][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.217936][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.218084][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.218253][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.218431][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.218597][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.218763][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.218931][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.219132][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.219322][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.219543][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.219716][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.219919][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.220128][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.220303][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.220522][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.220705][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.220883][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.221057][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.221241][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.221431][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.221603][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.221780][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.221956][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.222139][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.222313][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.222499][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.222667][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.222842][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.223016][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.223210][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.223406][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.223584][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.223766][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.223946][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.224126][   T12]  kthread (kernel/kthread.c:436)
[   52.224271][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.224489][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.224664][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.224840][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.225042][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.225218][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.225404][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.228301][   T12] ------------[ cut here ]------------
| [   52.228485][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.228775][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.229497][   T12] Tainted: [W]=WARN
[   52.229634][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.229834][   T12] Workqueue: netns cleanup_net
[   52.230009][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.230218][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.230716][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.230920][   T12] RAX: 00000000ffffffa6 RBX: ff110000139ed8c0 RCX: 1ff4000000018eaf
[   52.231155][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000139ed97c
[   52.231398][   T12] RBP: ff11000010584000 R08: 1fe220000273db31 R09: ff11000001afd260
[   52.231627][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.231858][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010581000
[   52.232097][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.232373][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.232576][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.232809][   T12] PKRU: 55555554
[   52.232948][   T12] Call Trace:
[   52.233094][   T12]  <TASK>
[   52.233206][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.233393][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.233566][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.233712][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.233888][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.234097][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.234270][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.234458][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.234633][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.234836][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.235010][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.235219][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.235406][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.235611][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.235783][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.235954][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.236166][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.236343][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.236531][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.236703][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.236877][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.237049][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.237228][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.237412][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.237590][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.237764][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.237941][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.238152][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.238326][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.238511][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.238715][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.238890][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.239065][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.239246][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.239439][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.239620][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.239794][   T12]  kthread (kernel/kthread.c:436)
[   52.239937][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.240148][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.240323][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.240506][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.240711][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.240886][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.241060][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.244268][   T12] ------------[ cut here ]------------
| [   52.244879][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.245229][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.246031][   T12] Tainted: [W]=WARN
[   52.246228][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.246489][   T12] Workqueue: netns cleanup_net
[   52.246716][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.246976][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.247524][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.247775][   T12] RAX: 00000000ffffffa6 RBX: ff11000011bff380 RCX: 1ff4000000018eaf
[   52.248050][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011bff43c
[   52.248334][   T12] RBP: ff11000010581000 R08: 1fe220000237fe89 R09: ff11000001afd260
[   52.248622][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.248896][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104e9000
[   52.249184][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.249513][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.249761][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.250037][   T12] PKRU: 55555554
[   52.250227][   T12] Call Trace:
[   52.250425][   T12]  <TASK>
[   52.250582][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.250802][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.251024][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.251222][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.251459][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.251676][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.251953][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.252319][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.252609][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.252958][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.253205][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.253474][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.253673][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.253874][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.254045][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.254218][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.254435][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.254608][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.254806][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.254976][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.255154][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.255326][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.255507][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.255683][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.255856][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.256025][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.256205][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.256389][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.256557][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.256728][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.256898][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.257071][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.257255][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.257438][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.257612][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.257786][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.257955][   T12]  kthread (kernel/kthread.c:436)
[   52.258102][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.258395][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.258566][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.258736][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.259016][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.259201][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.259467][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.263883][   T12] ------------[ cut here ]------------
| [   52.264053][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.264352][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.265048][   T12] Tainted: [W]=WARN
[   52.265191][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.265406][   T12] Workqueue: netns cleanup_net
[   52.265581][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.265788][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.266286][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.266557][   T12] RAX: 00000000ffffffa6 RBX: ff1100000f0fb000 RCX: 1ff4000000018eaf
[   52.266867][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0fb0bc
[   52.267182][   T12] RBP: ff110000104e9000 R08: 1fe2200001e1f619 R09: ff11000001afd260
[   52.267531][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.267810][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104fc000
[   52.268096][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.268419][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.268667][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.268943][   T12] PKRU: 55555554
[   52.269136][   T12] Call Trace:
[   52.269321][   T12]  <TASK>
[   52.269492][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.269711][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.269929][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.270125][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.270345][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.270575][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.270792][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.271011][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.271274][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.271552][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.271770][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.272019][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.272247][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.272514][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.272733][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.272951][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.273211][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.273457][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.273683][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.273904][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.274134][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.274417][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.274638][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.274864][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.275099][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.275317][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.275559][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.275758][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.275928][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.276112][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.276286][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.276475][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.276652][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.276825][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.277008][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.277194][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.277380][   T12]  kthread (kernel/kthread.c:436)
[   52.277522][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.277726][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.277915][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.278097][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.278303][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.278492][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.278666][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.283052][   T12] ------------[ cut here ]------------
| [   52.283232][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.283540][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.284246][   T12] Tainted: [W]=WARN
[   52.284403][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.284607][   T12] Workqueue: netns cleanup_net
[   52.284785][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.284998][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.285512][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.285718][   T12] RAX: 00000000ffffffa6 RBX: ff110000131411c0 RCX: 1ff4000000018eaf
[   52.285954][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001314127c
[   52.286194][   T12] RBP: ff110000104fc000 R08: 1fe2200002628251 R09: ff11000001afd260
[   52.286439][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.286701][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010021000
[   52.286941][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.287214][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.287433][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.287669][   T12] PKRU: 55555554
[   52.287811][   T12] Call Trace:
[   52.287954][   T12]  <TASK>
[   52.288069][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.288252][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.288441][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.288589][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.288767][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.288973][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.289154][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.289331][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.289521][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.289727][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.289905][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.290122][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.290301][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.290520][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.290699][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.290902][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.291123][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.291302][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.291491][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.291664][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.291841][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.292021][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.292207][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.292400][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.292579][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.292752][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.292960][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.293151][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.293328][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.293517][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.293694][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.293870][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.294049][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.294233][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.294433][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.294615][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.294790][   T12]  kthread (kernel/kthread.c:436)
[   52.294935][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.295147][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.295327][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.295516][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.295726][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.295901][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.296075][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.299176][   T12] ------------[ cut here ]------------
| [   52.299349][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.300413][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.301232][   T12] Tainted: [W]=WARN
[   52.301438][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.301694][   T12] Workqueue: netns cleanup_net
[   52.301923][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.302194][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.302761][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.303019][   T12] RAX: 00000000ffffffa6 RBX: ff1100000502e740 RCX: 1ff4000000018eaf
[   52.303310][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502e7fc
[   52.303607][   T12] RBP: ff11000010021000 R08: 1fe2200000a05d01 R09: ff11000001afd260
[   52.303893][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.304185][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103cc000
[   52.304485][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.304834][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.305099][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.305399][   T12] PKRU: 55555554
[   52.305590][   T12] Call Trace:
[   52.305784][   T12]  <TASK>
[   52.305944][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.306177][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.306418][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.306618][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.306841][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.307065][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.307294][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.307480][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.307658][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.307866][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.308043][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.308258][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.308446][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.308648][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.308822][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.308994][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.309206][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.309396][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.309574][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.309747][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.309920][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.310104][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.310278][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.310469][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.310648][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.310825][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.311001][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.311265][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.311452][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.311627][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.311801][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.311976][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.312162][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.312337][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.312613][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.312793][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.313049][   T12]  kthread (kernel/kthread.c:436)
[   52.313200][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.313418][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.313597][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.313855][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.314059][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.314241][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.314432][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.318320][   T12] ------------[ cut here ]------------
| [   52.318632][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.319028][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.319910][   T12] Tainted: [W]=WARN
[   52.320108][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.320376][   T12] Workqueue: netns cleanup_net
[   52.320666][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.320954][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.321521][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.321776][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e1a200 RCX: 1ff4000000018eaf
[   52.322071][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e1a2bc
[   52.322376][   T12] RBP: ff110000103cc000 R08: 1fe22000023c3459 R09: ff11000001afd260
[   52.322659][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.322939][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010249000
[   52.323228][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.323553][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.323809][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.324099][   T12] PKRU: 55555554
[   52.324288][   T12] Call Trace:
[   52.324491][   T12]  <TASK>
[   52.324652][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.324878][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.325111][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.325306][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.325548][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.325769][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.325991][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.326225][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.326462][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.326715][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.326938][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.327199][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.327439][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.327692][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.327943][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.328173][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.328440][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.328669][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.328895][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.329127][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.329354][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.329767][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.330052][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.330380][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.330553][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.330729][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.330906][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.331088][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.331259][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.331449][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.331624][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.331801][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.331979][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.332167][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.332345][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.332539][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.332713][   T12]  kthread (kernel/kthread.c:436)
[   52.332854][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.333055][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.333242][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.333431][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.333635][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.333810][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.333983][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.338681][   T12] ------------[ cut here ]------------
| [   52.338854][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.339155][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.339874][   T12] Tainted: [W]=WARN
[   52.340015][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.340229][   T12] Workqueue: netns cleanup_net
[   52.340428][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.340641][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.341151][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.341372][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c5a7a80 RCX: 1ff4000000018eaf
[   52.341611][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a7b3c
[   52.341844][   T12] RBP: ff11000010249000 R08: 1fe22000018b4f69 R09: ff11000001afd260
[   52.342087][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.342320][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010254000
[   52.342570][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.342842][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.343048][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.343295][   T12] PKRU: 55555554
[   52.343545][   T12] Call Trace:
[   52.343769][   T12]  <TASK>
[   52.343931][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.344188][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.344429][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.344664][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.344913][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.345142][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.345386][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.345612][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.345837][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.346138][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.346379][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.346638][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.346863][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.347125][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.347351][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.347634][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.347892][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.348126][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.348350][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.348633][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.348857][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.349088][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.349311][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.349552][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.349832][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.350054][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.350287][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.350523][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.350749][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.350975][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.351207][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.351446][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.351675][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.351898][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.352132][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.352387][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.352610][   T12]  kthread (kernel/kthread.c:436)
[   52.352832][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.353243][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.353546][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.353823][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.354024][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.354209][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.354397][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.357652][   T12] ------------[ cut here ]------------
| [   52.357825][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.358138][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.359026][   T12] Tainted: [W]=WARN
[   52.359204][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.359432][   T12] Workqueue: netns cleanup_net
[   52.359617][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.359837][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.360352][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.360586][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cf71c0 RCX: 1ff4000000018eaf
[   52.360836][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cf727c
[   52.361075][   T12] RBP: ff11000010254000 R08: 1fe220000259ee51 R09: ff11000001afd260
[   52.361325][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.361580][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a131000
[   52.361822][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.362106][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.362318][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.362570][   T12] PKRU: 55555554
[   52.362721][   T12] Call Trace:
[   52.362866][   T12]  <TASK>
[   52.362983][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.363171][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.363350][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.363516][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.363694][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.363870][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.364048][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.364240][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.364465][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.364676][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.364858][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.365074][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.365264][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.365488][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.365670][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.365876][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.366092][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.366275][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.366469][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.366646][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.366826][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.367011][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.367196][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.367389][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.367572][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.367749][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.367931][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.368117][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.368300][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.368495][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.368671][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.368854][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.369068][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.369253][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.369448][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.369632][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.369814][   T12]  kthread (kernel/kthread.c:436)
[   52.369960][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.370176][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.370370][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.370550][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.370762][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.370940][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.371128][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.374179][   T12] ------------[ cut here ]------------
| [   52.374353][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.375175][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.376006][   T12] Tainted: [W]=WARN
[   52.376222][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.376515][   T12] Workqueue: netns cleanup_net
[   52.376773][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.377041][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.377623][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.377884][   T12] RAX: 00000000ffffffa6 RBX: ff11000013a24040 RCX: 1ff4000000018eaf
[   52.378175][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a240fc
[   52.378477][   T12] RBP: ff1100000a131000 R08: 1fe2200002744821 R09: ff11000001afd260
[   52.378772][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.379062][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005129000
[   52.379374][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.379711][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.379972][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.380279][   T12] PKRU: 55555554
[   52.380485][   T12] Call Trace:
[   52.380678][   T12]  <TASK>
[   52.380839][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.381068][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.381309][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.381536][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.381778][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.382009][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.382264][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.382525][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.382754][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.383016][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.383256][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.383529][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.383764][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.384133][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.384307][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.384498][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.384711][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.384893][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.385076][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.385263][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.385454][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.385634][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.385813][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.385996][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.386187][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.386381][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.386564][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.386744][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.386921][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.387105][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.387282][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.387475][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.387690][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.387866][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.388049][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.388238][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.388442][   T12]  kthread (kernel/kthread.c:436)
[   52.388587][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.388790][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.388966][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.389150][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.389370][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.389546][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.389719][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.392944][   T12] ------------[ cut here ]------------
| [   52.393115][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.393643][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.394497][   T12] Tainted: [W]=WARN
[   52.394719][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.394974][   T12] Workqueue: netns cleanup_net
[   52.395210][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.395500][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.396039][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.396302][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bdc4040 RCX: 1ff4000000018eaf
[   52.396600][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdc40fc
[   52.396885][   T12] RBP: ff11000005129000 R08: 1fe22000017b8821 R09: ff11000001afd260
[   52.397174][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.397469][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c329000
[   52.397754][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.398069][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.398330][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.398627][   T12] PKRU: 55555554
[   52.398817][   T12] Call Trace:
[   52.399029][   T12]  <TASK>
[   52.399200][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.399438][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.399662][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.399856][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.400088][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.400311][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.400548][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.400771][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.400995][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.401258][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.401496][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.401752][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.401977][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.402234][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.402472][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.402694][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.402948][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.403179][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.403417][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.403823][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.404108][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.404390][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.404649][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.404822][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.404999][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.405181][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.405377][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.405553][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.405728][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.405913][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.406093][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.406269][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.406464][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.406638][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.406819][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.407000][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.407183][   T12]  kthread (kernel/kthread.c:436)
[   52.407326][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.407541][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.407716][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.407891][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.408103][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.408279][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.408468][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.422669][   T12] ------------[ cut here ]------------
| [   52.422845][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.423146][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.424088][   T12] Tainted: [W]=WARN
[   52.424234][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.424455][   T12] Workqueue: netns cleanup_net
[   52.424634][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.424855][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.425395][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.425600][   T12] RAX: 00000000ffffffa6 RBX: ff11000012e131c0 RCX: 1ff4000000018eaf
[   52.425832][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e1327c
[   52.426065][   T12] RBP: ff1100000c329000 R08: 1fe22000025c2651 R09: ff11000001afd260
[   52.426305][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.426553][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bea4000
[   52.426787][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.427054][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.427267][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.427514][   T12] PKRU: 55555554
[   52.427654][   T12] Call Trace:
[   52.427794][   T12]  <TASK>
[   52.427905][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.428089][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.428263][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.428423][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.428599][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.428771][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.428944][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.429126][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.429304][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.429523][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.429699][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.429907][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.430091][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.430306][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.430491][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.430661][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.430866][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.431042][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.431225][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.431410][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.431588][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.431794][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.431969][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.432159][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.432339][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.432525][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.432705][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.432881][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.433053][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.433236][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.433426][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.433603][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.433780][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.433958][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.434144][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.434326][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.434511][   T12]  kthread (kernel/kthread.c:436)
[   52.434657][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.434862][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.435038][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.435221][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.435442][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.435617][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.435789][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.438940][   T12] ------------[ cut here ]------------
| [   52.439116][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.439427][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.440126][   T12] Tainted: [W]=WARN
[   52.440265][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.440531][   T12] Workqueue: netns cleanup_net
[   52.440714][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.440924][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.441431][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.441633][   T12] RAX: 00000000ffffffa6 RBX: ff110000136e1e00 RCX: 1ff4000000018eaf
[   52.441866][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000136e1ebc
[   52.442115][   T12] RBP: ff1100000bea4000 R08: 1fe22000026dc3d9 R09: ff11000001afd260
[   52.442345][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.442587][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c789000
[   52.442821][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.443098][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.443300][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.443547][   T12] PKRU: 55555554
[   52.443687][   T12] Call Trace:
[   52.443825][   T12]  <TASK>
[   52.443935][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.444115][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.444292][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.444448][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.444620][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.444790][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.444960][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.445138][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.445340][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.445554][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.445730][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.445933][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.446109][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.446309][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.446493][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.446663][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.446866][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.447043][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.447219][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.447403][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.447574][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.447746][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.447914][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.448095][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.448271][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.448454][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.448627][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.448797][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.448965][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.449145][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.449313][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.449501][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.449676][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.449848][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.450026][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.450210][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.450393][   T12]  kthread (kernel/kthread.c:436)
[   52.450534][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.450752][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.450927][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.451110][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.451313][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.451501][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.451675][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.454662][   T12] ------------[ cut here ]------------
| [   52.454835][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.455135][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.456398][   T12] Tainted: [W]=WARN
[   52.456587][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.456846][   T12] Workqueue: netns cleanup_net
[   52.457075][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.457340][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.457892][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.458150][   T12] RAX: 00000000ffffffa6 RBX: ff11000012c5f380 RCX: 1ff4000000018eaf
[   52.458443][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012c5f43c
[   52.458719][   T12] RBP: ff1100000c789000 R08: 1fe220000258be89 R09: ff11000001afd260
[   52.458992][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.459279][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b04c000
[   52.459576][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.459894][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.460155][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.460444][   T12] PKRU: 55555554
[   52.460629][   T12] Call Trace:
[   52.460814][   T12]  <TASK>
[   52.460970][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.461196][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.461426][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.461618][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.461836][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.462049][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.462272][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.462505][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.462801][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.463120][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.463377][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.463675][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.463842][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.464073][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.464251][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.464437][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.464639][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.464813][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.464985][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.465160][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.465331][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.465516][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.465684][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.465858][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.466031][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.466208][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.466396][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.466600][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.466769][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.466941][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.467120][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.467293][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.467480][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.467650][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.467826][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.468006][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.468188][   T12]  kthread (kernel/kthread.c:436)
[   52.468331][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.468552][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.468728][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.468899][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.469106][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.469279][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.469470][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.481974][   T12] ------------[ cut here ]------------
| [   52.482159][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.482462][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.483183][   T12] Tainted: [W]=WARN
[   52.483325][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.483550][   T12] Workqueue: netns cleanup_net
[   52.483728][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.483940][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.484474][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.484677][   T12] RAX: 00000000ffffffa6 RBX: ff110000129d8c80 RCX: 1ff4000000018eaf
[   52.484907][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129d8d3c
[   52.485147][   T12] RBP: ff1100000b04c000 R08: 1fe220000253b1a9 R09: ff11000001afd260
[   52.485389][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.485627][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f351000
[   52.485864][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.486148][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.486352][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.486598][   T12] PKRU: 55555554
[   52.486736][   T12] Call Trace:
[   52.486874][   T12]  <TASK>
[   52.486982][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.487165][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.487339][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.487496][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.487668][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.487839][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.488008][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.488185][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.488371][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.488574][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.488749][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.488953][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.489131][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.489330][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.489516][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.489721][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.489922][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.490102][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.490294][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.490489][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.490691][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.490863][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.491033][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.491217][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.491407][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.491578][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.491753][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.491927][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.492109][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.492281][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.492467][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.492638][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.492814][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.492983][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.493162][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.493337][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.493519][   T12]  kthread (kernel/kthread.c:436)
[   52.493660][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.493862][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.494039][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.494219][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.494435][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.494606][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.494778][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.497774][   T12] ------------[ cut here ]------------
| [   52.497941][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.498235][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.499146][   T12] Tainted: [W]=WARN
[   52.499285][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.499507][   T12] Workqueue: netns cleanup_net
[   52.499690][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.499907][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.500412][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.500612][   T12] RAX: 00000000ffffffa6 RBX: ff11000013544ac0 RCX: 1ff4000000018eaf
[   52.500849][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013544b7c
[   52.501094][   T12] RBP: ff1100000f351000 R08: 1fe22000026a8971 R09: ff11000001afd260
[   52.501332][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.501580][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f354000
[   52.501850][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.502127][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.502335][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.502594][   T12] PKRU: 55555554
[   52.502739][   T12] Call Trace:
[   52.502879][   T12]  <TASK>
[   52.502993][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.503175][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.503349][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.503505][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.503675][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.503841][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.504010][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.504183][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.504353][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.504565][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.504735][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.504935][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.505112][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.505340][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.505522][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.505694][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.505896][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.506071][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.506249][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.506430][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.506603][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.506772][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.506942][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.507152][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.507325][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.507505][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.507679][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.507850][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.508018][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.508196][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.508378][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.508551][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.508727][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.508895][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.509070][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.509251][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.509437][   T12]  kthread (kernel/kthread.c:436)
[   52.509577][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.509778][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.509947][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.510124][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.510325][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.510507][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.510683][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.513795][   T12] ------------[ cut here ]------------
| [   52.513963][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.514256][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.515561][   T12] Tainted: [W]=WARN
[   52.515750][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.515998][   T12] Workqueue: netns cleanup_net
[   52.516232][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.516507][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.517040][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.517293][   T12] RAX: 00000000ffffffa6 RBX: ff11000013853e00 RCX: 1ff4000000018eaf
[   52.517578][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013853ebc
[   52.517855][   T12] RBP: ff1100000f354000 R08: 1fe220000270a7d9 R09: ff11000001afd260
[   52.518138][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.518428][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c304000
[   52.518708][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.519025][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.519281][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.519576][   T12] PKRU: 55555554
[   52.519761][   T12] Call Trace:
[   52.519945][   T12]  <TASK>
[   52.520113][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.520335][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.520571][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.520797][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.521015][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.521243][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.521476][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.521693][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.521912][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.522171][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.522405][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.522657][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.522994][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.523301][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.523627][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.523829][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.524033][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.524217][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.524401][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.524572][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.524746][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.524916][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.525089][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.525268][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.525456][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.525630][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.525808][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.525983][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.526162][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.526337][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.526521][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.526693][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.526870][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.527040][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.527226][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.527414][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.527584][   T12]  kthread (kernel/kthread.c:436)
[   52.527727][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.527929][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.528106][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.528280][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.528497][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.528670][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.528841][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.531620][   T12] ------------[ cut here ]------------
| [   52.531789][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.532071][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.533101][   T12] Tainted: [W]=WARN
[   52.533298][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.533562][   T12] Workqueue: netns cleanup_net
[   52.533786][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.534042][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.534614][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.534865][   T12] RAX: 00000000ffffffa6 RBX: ff1100000291d540 RCX: 1ff4000000018eaf
[   52.535154][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000291d5fc
[   52.535456][   T12] RBP: ff1100000c304000 R08: 1fe2200000523ac1 R09: ff11000001afd260
[   52.535742][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.536018][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010139000
[   52.536304][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.536630][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.536889][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.537177][   T12] PKRU: 55555554
[   52.537385][   T12] Call Trace:
[   52.537576][   T12]  <TASK>
[   52.537736][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.537960][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.538197][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.538407][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.538634][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.538856][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.539075][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.539312][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.539547][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.539802][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.540023][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.540284][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.540516][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.540763][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.540982][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.541329][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.541641][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.541934][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.542160][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.542333][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.542521][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.542691][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.542861][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.543034][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.543220][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.543402][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.543577][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.543751][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.543920][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.544097][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.544268][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.544453][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.544628][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.544798][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.544973][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.545157][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.545327][   T12]  kthread (kernel/kthread.c:436)
[   52.545478][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.545724][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.545911][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.546093][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.546296][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.546481][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.546656][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.549822][   T12] ------------[ cut here ]------------
| [   52.549998][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.550299][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.551177][   T12] Tainted: [W]=WARN
[   52.551379][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.551666][   T12] Workqueue: netns cleanup_net
[   52.551923][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.552198][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.552760][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.553016][   T12] RAX: 00000000ffffffa6 RBX: ff110000105f8040 RCX: 1ff4000000018eaf
[   52.553313][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000105f80fc
[   52.553604][   T12] RBP: ff11000010139000 R08: 1fe22000020bf021 R09: ff11000001afd260
[   52.553887][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.554178][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd29000
[   52.554474][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.554780][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.555030][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.555318][   T12] PKRU: 55555554
[   52.555518][   T12] Call Trace:
[   52.555703][   T12]  <TASK>
[   52.555860][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.556086][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.556304][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.556507][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.556746][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.556997][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.557221][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.557452][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.557672][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.557949][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.558187][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.558457][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.558680][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.558932][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.559162][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.559401][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.559657][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.559881][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.560112][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.560334][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.560568][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.560813][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.561184][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.561485][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.561810][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.561999][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.562188][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.562381][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.562554][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.562729][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.562903][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.563089][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.563268][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.563458][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.563636][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.563815][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.563990][   T12]  kthread (kernel/kthread.c:436)
[   52.564141][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.564344][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.564532][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.564709][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.564914][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.565099][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.565276][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.568085][   T12] ------------[ cut here ]------------
| [   52.568258][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.569042][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.569863][   T12] Tainted: [W]=WARN
[   52.570055][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.570315][   T12] Workqueue: netns cleanup_net
[   52.570558][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.570823][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.571396][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.571653][   T12] RAX: 00000000ffffffa6 RBX: ff11000010238740 RCX: 1ff4000000018eaf
[   52.571936][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000102387fc
[   52.572227][   T12] RBP: ff1100000cd29000 R08: 1fe2200002047101 R09: ff11000001afd260
[   52.572526][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.572810][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd2c000
[   52.573149][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.573501][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.573757][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.574044][   T12] PKRU: 55555554
[   52.574242][   T12] Call Trace:
[   52.574444][   T12]  <TASK>
[   52.574605][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.574831][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.575056][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.575259][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.575499][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.575723][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.575944][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.576204][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.576439][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.576695][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.577026][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.577329][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.577586][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.577922][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.578163][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.578340][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.578560][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.578737][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.578924][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.579131][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.579304][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.579490][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.579659][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.579837][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.580010][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.580185][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.580374][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.580549][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.580726][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.580901][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.581073][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.581256][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.581443][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.581616][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.581792][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.581972][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.582152][   T12]  kthread (kernel/kthread.c:436)
[   52.582294][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.582510][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.582683][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.582856][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.583060][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.583241][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.583428][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.588064][   T12] ------------[ cut here ]------------
| [   52.588248][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.588552][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.589272][   T12] Tainted: [W]=WARN
[   52.589425][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.589624][   T12] Workqueue: netns cleanup_net
[   52.589799][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.590010][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.590670][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.590942][   T12] RAX: 00000000ffffffa6 RBX: ff110000136afc40 RCX: 1ff4000000018eaf
[   52.591250][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000136afcfc
[   52.591538][   T12] RBP: ff1100000cd2c000 R08: 1fe22000026d5fa1 R09: ff11000001afd260
[   52.591813][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.592097][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007ae1000
[   52.592394][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.592711][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.592971][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.593268][   T12] PKRU: 55555554
[   52.593470][   T12] Call Trace:
[   52.593658][   T12]  <TASK>
[   52.593816][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.594037][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.594269][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.594479][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.594703][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.594919][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.595146][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.595383][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.595603][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.595852][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.596070][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.596349][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.596653][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.596901][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.597127][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.597345][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.597610][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.597837][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.598057][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.598288][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.598524][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.598743][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.598994][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.599231][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.599482][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.599699][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.599918][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.600231][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.600476][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.600683][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.600861][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.601033][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.601222][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.601409][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.601588][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.601767][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.601940][   T12]  kthread (kernel/kthread.c:436)
[   52.602094][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.602297][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.602483][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.602656][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.602870][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.603042][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.603223][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.613993][   T12] ------------[ cut here ]------------
| [   52.614185][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.614666][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.615378][   T12] Tainted: [W]=WARN
[   52.615516][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.615728][   T12] Workqueue: netns cleanup_net
[   52.615902][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.616116][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.616616][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.616817][   T12] RAX: 00000000ffffffa6 RBX: ff1100001287f540 RCX: 1ff4000000018eaf
[   52.617047][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001287f5fc
[   52.617280][   T12] RBP: ff11000007ae1000 R08: 1fe220000250fec1 R09: ff11000001afd260
[   52.617524][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.617754][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a159000
[   52.617985][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.618249][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.618463][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.618697][   T12] PKRU: 55555554
[   52.618837][   T12] Call Trace:
[   52.618974][   T12]  <TASK>
[   52.619093][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.619262][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.619449][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.619593][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.619765][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.619934][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.620109][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.620279][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.620520][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.620723][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.620897][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.621105][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.621276][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.621487][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.621658][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.621826][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.622024][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.622207][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.622393][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.622564][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.622743][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.622917][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.623095][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.623272][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.623462][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.623634][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.623811][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.623987][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.624167][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.624339][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.624523][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.624704][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.624883][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.625057][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.625243][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.625436][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.625611][   T12]  kthread (kernel/kthread.c:436)
[   52.625751][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.625957][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.626139][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.626315][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.626530][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.626702][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.626876][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.630027][   T12] ------------[ cut here ]------------
| [   52.630212][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.630514][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.631202][   T12] Tainted: [W]=WARN
[   52.631339][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.631553][   T12] Workqueue: netns cleanup_net
[   52.631726][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.631931][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.632437][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.632640][   T12] RAX: 00000000ffffffa6 RBX: ff110000134b7540 RCX: 1ff4000000018eaf
[   52.632867][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000134b75fc
[   52.633110][   T12] RBP: ff1100000a159000 R08: 1fe2200002696ec1 R09: ff11000001afd260
[   52.633386][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.633618][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088bc000
[   52.633847][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.634112][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.634313][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.634557][   T12] PKRU: 55555554
[   52.634695][   T12] Call Trace:
[   52.634831][   T12]  <TASK>
[   52.634943][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.635123][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.635295][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.635450][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.635620][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.635791][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.635960][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.636140][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.636310][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.636523][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.636725][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.636927][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.637106][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.637308][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.637490][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.637664][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.637866][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.638040][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.638217][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.638400][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.638572][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.638743][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.638912][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.639092][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.639264][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.639449][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.639626][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.639799][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.639996][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.640178][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.640351][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.640535][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.640709][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.640876][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.641054][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.641237][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.641419][   T12]  kthread (kernel/kthread.c:436)
[   52.641560][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.641758][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.641929][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.642107][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.642312][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.642496][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.642666][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.645449][   T12] ------------[ cut here ]------------
| [   52.645616][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.645912][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.646614][   T12] Tainted: [W]=WARN
[   52.646751][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.646949][   T12] Workqueue: netns cleanup_net
[   52.647132][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.647338][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.647837][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.648037][   T12] RAX: 00000000ffffffa6 RBX: ff11000012bc8c80 RCX: 1ff4000000018eaf
[   52.648276][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012bc8d3c
[   52.648515][   T12] RBP: ff110000088bc000 R08: 1fe22000025791a9 R09: ff11000001afd260
[   52.648746][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.648975][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c2c000
[   52.649213][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.649484][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.649686][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.649914][   T12] PKRU: 55555554
[   52.650050][   T12] Call Trace:
[   52.650198][   T12]  <TASK>
[   52.650308][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.650497][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.650673][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.650822][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.650997][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.651180][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.651351][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.651532][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.651702][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.651903][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.652075][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.652290][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.652472][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.652670][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.652839][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.653006][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.653214][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.653406][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.653582][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.653750][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.653922][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.654100][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.654274][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.654462][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.654641][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.654814][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.654991][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.655173][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.655344][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.655531][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.655703][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.655872][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.656049][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.656232][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.656422][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.656598][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.656771][   T12]  kthread (kernel/kthread.c:436)
[   52.656913][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.657125][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.657303][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.657495][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.657700][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.657873][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.658046][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.661198][   T12] ------------[ cut here ]------------
| [   52.661389][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.661675][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.662466][   T12] Tainted: [W]=WARN
[   52.662684][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.662912][   T12] Workqueue: netns cleanup_net
[   52.663098][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.663307][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.663799][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.664000][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b270ac0 RCX: 1ff4000000018eaf
[   52.664239][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b270b7c
[   52.664560][   T12] RBP: ff11000005c2c000 R08: 1fe220000164e171 R09: ff11000001afd260
[   52.664866][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.665104][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005321000
[   52.665507][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.665770][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.666214][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.666469][   T12] PKRU: 55555554
[   52.666607][   T12] Call Trace:
[   52.666827][   T12]  <TASK>
[   52.666939][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.667119][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.667296][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.667458][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.667630][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.667800][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.667970][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.668151][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.668334][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.668550][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.668720][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.668926][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.669108][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.669312][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.669571][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.669827][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.670035][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.670294][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.670485][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.670738][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.670908][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.671172][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.671343][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.671607][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.671863][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.672031][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.672215][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.672405][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.672577][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.672752][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.672952][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.673222][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.673413][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.673672][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.673847][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.674021][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.674204][   T12]  kthread (kernel/kthread.c:436)
[   52.674345][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.674647][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.674822][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.674993][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.675207][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.675471][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.675651][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.679014][   T12] ------------[ cut here ]------------
| [   52.679197][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.679510][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.680274][   T12] Tainted: [W]=WARN
[   52.680428][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.680628][   T12] Workqueue: netns cleanup_net
[   52.680802][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.681006][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.681518][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.681799][   T12] RAX: 00000000ffffffa6 RBX: ff11000013e0c740 RCX: 1ff4000000018eaf
[   52.682029][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013e0c7fc
[   52.682274][   T12] RBP: ff11000005321000 R08: 1fe22000027c1901 R09: ff11000001afd260
[   52.682518][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.682745][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005334000
[   52.682973][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.683243][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.683486][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.683717][   T12] PKRU: 55555554
[   52.683854][   T12] Call Trace:
[   52.683992][   T12]  <TASK>
[   52.684109][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.684281][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.684472][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.684617][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.684790][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.685041][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.685221][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.685408][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.685582][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.685867][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.686047][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.686257][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.686442][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.686646][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.686821][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.686994][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.687290][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.687489][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.687744][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.687916][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.688100][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.688276][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.688465][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.688641][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.688977][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.689154][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.689329][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.689591][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.689768][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.690025][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.690210][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.690403][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.690579][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.690749][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.690923][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.691104][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.691369][   T12]  kthread (kernel/kthread.c:436)
[   52.691509][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.691789][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.691963][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.692143][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.692352][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.692540][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.692716][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.700114][   T12] ------------[ cut here ]------------
| [   52.700285][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.700659][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.701439][   T12] Tainted: [W]=WARN
[   52.701578][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.701868][   T12] Workqueue: netns cleanup_net
[   52.702044][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.702253][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.702836][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.703036][   T12] RAX: 00000000ffffffa6 RBX: ff11000013da1380 RCX: 1ff4000000018eaf
[   52.703269][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013da143c
[   52.703589][   T12] RBP: ff11000005334000 R08: 1fe22000027b4289 R09: ff11000001afd260
[   52.703817][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.704133][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0a1000
[   52.704376][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.704636][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.704916][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.705157][   T12] PKRU: 55555554
[   52.705296][   T12] Call Trace:
[   52.705523][   T12]  <TASK>
[   52.705632][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.705803][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.705975][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.706124][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.706387][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.706560][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.706729][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.706898][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.707157][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.707370][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.707544][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.707746][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.707993][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.708210][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.708395][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.708565][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.708845][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.709019][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.709203][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.709470][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.709643][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.709818][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.709986][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.710245][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.710436][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.710620][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.710794][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.711049][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.711226][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.711410][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.711581][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.711832][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.712011][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.712189][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.712385][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.712641][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.712816][   T12]  kthread (kernel/kthread.c:436)
[   52.712959][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.713172][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.713441][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.713618][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.713829][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.714005][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.714269][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.719196][   T12] ------------[ cut here ]------------
| [   52.719398][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.719688][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.720560][   T12] Tainted: [W]=WARN
[   52.720799][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.721073][   T12] Workqueue: netns cleanup_net
[   52.721335][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.721634][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.722203][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   52.722488][   T12] RAX: 00000000ffffffa6 RBX: ff110000133a4e40 RCX: 1ff4000000018eaf
[   52.722863][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133a4efc
[   52.723168][   T12] RBP: ff1100000a0a1000 R08: 1fe22000026749e1 R09: ff11000001afd260
[   52.723490][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   52.723792][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   52.724101][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.724447][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.724730][   T12] CR2: 000055e5ee3b7728 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.725026][   T12] PKRU: 55555554
[   52.725240][   T12] Call Trace:
[   52.725457][   T12]  <TASK>
[   52.725641][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.725881][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.726132][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.726345][   T12]  netif_close_many (net/core/dev.c:1804)
[   52.726599][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.726835][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.727269][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.727590][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   52.727901][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   52.728208][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   52.728457][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   52.728723][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.728955][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.729219][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.729464][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.729696][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.729953][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   52.730189][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.730430][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.730655][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.730882][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.731119][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.731346][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.731590][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.731823][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.732049][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.732276][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.732515][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.732738][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.732961][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.733195][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.733436][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.733666][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.733889][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.734125][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.734354][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.734639][   T12]  kthread (kernel/kthread.c:436)
[   52.734830][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.735212][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.735490][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.735739][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.736064][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.736323][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.736583][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.747164][   T12] ------------[ cut here ]------------
| [   52.747311][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.747731][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.748314][   T12] Tainted: [W]=WARN
[   52.748411][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.748564][   T12] Workqueue: netns cleanup_net
[   52.748689][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.748844][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.749271][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.749431][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d47e00 RCX: 1ff4000000018ed5
[   52.749607][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d47ebc
[   52.749782][   T12] RBP: ff11000011321000 R08: 1fe22000027a8fd9 R09: ff11000001afd260
[   52.749961][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   52.750151][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.750330][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.750550][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.750704][   T12] CR2: 000055e5ee3af6c8 CR3: 000000003b139006 CR4: 0000000000771ef0
[   52.750885][   T12] PKRU: 55555554
[   52.750975][   T12] Call Trace:
[   52.751064][   T12]  <TASK>
[   52.751130][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.751284][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.751443][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.751567][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.751700][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.751853][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.751978][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.752103][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.752223][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.752343][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.752469][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.752591][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.752713][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.752834][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.752956][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.753076][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.753200][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.753322][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.753482][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.753603][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.753737][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.753855][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.753978][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.754106][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.754228][   T12]  kthread (kernel/kthread.c:436)
[   52.754319][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.754476][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.754595][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.754714][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.754867][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.754986][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.755110][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.757771][   T12] ------------[ cut here ]------------
| [   52.757894][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.758130][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.758719][   T12] Tainted: [W]=WARN
[   52.758809][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.758959][   T12] Workqueue: netns cleanup_net
[   52.759089][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.759245][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.759675][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.759827][   T12] RAX: 00000000ffffffa6 RBX: ff1100001294bc40 RCX: 1ff4000000018ed5
[   52.760008][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001294bcfc
[   52.760189][   T12] RBP: ff110000121b1000 R08: 1fe22000025297a1 R09: ff11000001afd260
[   52.760371][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   52.760548][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.760727][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.760938][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.761092][   T12] CR2: 000055e5ee3af6c8 CR3: 000000003b139006 CR4: 0000000000771ef0
[   52.761278][   T12] PKRU: 55555554
[   52.761372][   T12] Call Trace:
[   52.761461][   T12]  <TASK>
[   52.761525][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.761763][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.761940][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.762061][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.762187][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.762338][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.762464][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.762583][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.762704][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.762823][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.762946][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.763068][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.763200][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.763319][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.763447][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.763567][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.763686][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.763806][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.763923][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.764043][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.764174][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.764291][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.764423][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.764547][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.764669][   T12]  kthread (kernel/kthread.c:436)
[   52.764764][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.764913][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.765032][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.765161][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.765313][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.765438][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.765556][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.768573][   T12] ------------[ cut here ]------------
| [   52.768715][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.768951][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.769637][   T12] Tainted: [W]=WARN
[   52.769728][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.769874][   T12] Workqueue: netns cleanup_net
[   52.769998][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.770159][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.770636][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.770790][   T12] RAX: 00000000ffffffa6 RBX: ff1100001294aac0 RCX: 1ff4000000018ed5
[   52.770970][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001294ab7c
[   52.771159][   T12] RBP: ff11000011674000 R08: 1fe2200002529571 R09: ff11000001afd260
[   52.771343][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   52.771577][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.771804][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.772015][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.772171][   T12] CR2: 000055e5ee3af6c8 CR3: 000000003b139006 CR4: 0000000000771ef0
[   52.772351][   T12] PKRU: 55555554
[   52.772489][   T12] Call Trace:
[   52.772579][   T12]  <TASK>
[   52.772766][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.772936][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.773091][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.773213][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.773331][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.773537][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.773657][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.773779][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.773943][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.774062][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.774187][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.774310][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.774479][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.774597][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.774718][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.774837][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.774955][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.775084][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.775204][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.775325][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.775496][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.775614][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.775738][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.775861][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.775983][   T12]  kthread (kernel/kthread.c:436)
[   52.776074][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.776227][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.776350][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.776522][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.776670][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.776790][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.776915][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.779556][   T12] ------------[ cut here ]------------
| [   52.779690][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   52.779930][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.780526][   T12] Tainted: [W]=WARN
[   52.780618][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.780771][   T12] Workqueue: netns cleanup_net
[   52.780896][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.781055][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.781558][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.781772][   T12] RAX: 00000000ffffffa6 RBX: ff1100001294a040 RCX: 1ff4000000018ed5
[   52.781950][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001294a0fc
[   52.782132][   T12] RBP: ff11000011ec9000 R08: 1fe2200002529421 R09: 0000000000000000
[   52.782313][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.782583][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.782763][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   52.783036][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.783194][   T12] CR2: 00007f77f3e1b668 CR3: 0000000011535006 CR4: 0000000000771ef0
[   52.783452][   T12] PKRU: 55555554
[   52.783544][   T12] Call Trace:
[   52.783638][   T12]  <TASK>
[   52.783702][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.783922][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.784071][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.784197][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.784319][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.784548][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.784672][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.784794][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.784916][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.785039][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.785165][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.785288][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.785472][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.785595][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.785718][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.785839][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.785958][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.786083][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.786203][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.786324][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.786457][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.786578][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.786702][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.786828][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.786948][   T12]  kthread (kernel/kthread.c:436)
[   52.787038][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.787191][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.787312][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.787441][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.787592][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.787714][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.787834][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.799741][   T12] ------------[ cut here ]------------
| [   52.799866][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   52.800102][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.800694][   T12] Tainted: [W]=WARN
[   52.800785][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.800936][   T12] Workqueue: netns cleanup_net
[   52.801062][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.801226][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.801664][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.801816][   T12] RAX: 00000000ffffffa6 RBX: ff11000014355380 RCX: 1ff4000000018ed5
[   52.801995][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001435543c
[   52.802178][   T12] RBP: ff11000012694000 R08: 1fe220000286aa89 R09: ff11000001afd260
[   52.802363][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.802542][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.802730][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   52.802939][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.803093][   T12] CR2: 00007f77f3e1b668 CR3: 000000003b139004 CR4: 0000000000771ef0
[   52.803274][   T12] PKRU: 55555554
[   52.803370][   T12] Call Trace:
[   52.803464][   T12]  <TASK>
[   52.803529][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.803685][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.803837][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.803958][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.804086][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.804244][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.804372][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.804493][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.804615][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.804735][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.804855][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.804982][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.805109][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.805230][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.805355][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.805482][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.805603][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.805725][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.805845][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.805967][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.806094][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.806216][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.806342][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.806473][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.806594][   T12]  kthread (kernel/kthread.c:436)
[   52.806687][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.806841][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.806963][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.807087][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.807239][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.807365][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.807490][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.809915][   T12] ------------[ cut here ]------------
| [   52.810045][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   52.810288][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.810872][   T12] Tainted: [W]=WARN
[   52.810965][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.811118][   T12] Workqueue: netns cleanup_net
[   52.811244][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.811407][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.811854][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.812021][   T12] RAX: 00000000ffffffa6 RBX: ff11000012114740 RCX: 1ff4000000018ed5
[   52.812209][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000121147fc
[   52.812393][   T12] RBP: ff1100001047c000 R08: 1fe2200002422901 R09: ff11000001afd260
[   52.812574][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.812755][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.812935][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   52.813148][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.813296][   T12] CR2: 00007f77f3e1b668 CR3: 000000003b139004 CR4: 0000000000771ef0
[   52.813481][   T12] PKRU: 55555554
[   52.813572][   T12] Call Trace:
[   52.813663][   T12]  <TASK>
[   52.813726][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.813884][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.814033][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.814160][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.814280][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.814440][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.814562][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.814685][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.814808][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.814930][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.815051][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.815178][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.815301][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.815431][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.815556][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.815680][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.815806][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.815929][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.816052][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.816178][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.816306][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.816431][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.816560][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.816685][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.816804][   T12]  kthread (kernel/kthread.c:436)
[   52.816895][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.817050][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.817174][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.817298][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.817454][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.817576][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.817698][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.820502][   T12] ------------[ cut here ]------------
| [   52.820627][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   52.820864][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.821472][   T12] Tainted: [W]=WARN
[   52.821564][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.821713][   T12] Workqueue: netns cleanup_net
[   52.821839][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.821998][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.822433][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.822586][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e1a200 RCX: 1ff4000000018ed5
[   52.822764][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e1a2bc
[   52.822947][   T12] RBP: ff11000011d2c000 R08: 1fe22000023c3459 R09: ff11000001afd260
[   52.823131][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.823310][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.823495][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   52.823705][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.823855][   T12] CR2: 00007f77f3e1b668 CR3: 000000003b139004 CR4: 0000000000771ef0
[   52.824035][   T12] PKRU: 55555554
[   52.824129][   T12] Call Trace:
[   52.824217][   T12]  <TASK>
[   52.824280][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.824436][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.824584][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.824707][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.824828][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.824984][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.825110][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.825230][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.825350][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.825480][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.825602][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.825729][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.825852][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.825974][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.826104][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.826226][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.826345][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.826471][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.826592][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.826713][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.826839][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.826959][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.827087][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.827212][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.827333][   T12]  kthread (kernel/kthread.c:436)
[   52.827431][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.827580][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.827706][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.827831][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.827985][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.828110][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.828230][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.830579][   T12] ------------[ cut here ]------------
| [   52.830701][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   52.830936][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.831520][   T12] Tainted: [W]=WARN
[   52.831611][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.831761][   T12] Workqueue: netns cleanup_net
[   52.831885][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.832043][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.832474][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.832624][   T12] RAX: 00000000ffffffa6 RBX: ff11000013a24040 RCX: 1ff4000000018ed5
[   52.832800][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a240fc
[   52.832976][   T12] RBP: ff11000012851000 R08: 1fe2200002744821 R09: ff11000001afd260
[   52.833157][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.833336][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.833548][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   52.833757][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.833906][   T12] CR2: 00007f77f3e1b668 CR3: 000000003b139004 CR4: 0000000000771ef0
[   52.834088][   T12] PKRU: 55555554
[   52.834179][   T12] Call Trace:
[   52.834270][   T12]  <TASK>
[   52.834332][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.834490][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.834637][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.834759][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.834879][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.835033][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.835159][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.835278][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.835402][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.835524][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.835645][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.835768][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.835891][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.836010][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.836138][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.836258][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.836383][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.836504][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.836627][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.836749][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.836873][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.836995][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.837122][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.837247][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.837375][   T12]  kthread (kernel/kthread.c:436)
[   52.837465][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.837617][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.837737][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.837863][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.838011][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.838135][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.838255][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.840958][   T12] ------------[ cut here ]------------
| [   52.841119][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   52.841370][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.841962][   T12] Tainted: [W]=WARN
[   52.842054][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.842210][   T12] Workqueue: netns cleanup_net
[   52.842339][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.842505][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.842941][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.843099][   T12] RAX: 00000000ffffffa6 RBX: ff110000148c5000 RCX: 1ff4000000018ed5
[   52.843282][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000148c50bc
[   52.843480][   T12] RBP: ff110000116b9000 R08: 1fe2200002918a19 R09: ff11000001afd260
[   52.843662][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.843846][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.844031][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   52.844255][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.844421][   T12] CR2: 00007f77f3e1b668 CR3: 000000003b139004 CR4: 0000000000771ef0
[   52.844605][   T12] PKRU: 55555554
[   52.844698][   T12] Call Trace:
[   52.844799][   T12]  <TASK>
[   52.844863][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.845022][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.845182][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.845307][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.845435][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.845597][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.845722][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.845847][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.845974][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.846102][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.846226][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.846365][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.846493][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.846616][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.846744][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.846871][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.846993][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.847120][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.847243][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.847372][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.847499][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.847623][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.847755][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.847884][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.848007][   T12]  kthread (kernel/kthread.c:436)
[   52.848103][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.848258][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.848388][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.848513][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.848671][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.848795][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.848918][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.861261][   T12] ------------[ cut here ]------------
| [   52.861409][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.861656][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.862263][   T12] Tainted: [W]=WARN
[   52.862370][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.862533][   T12] Workqueue: netns cleanup_net
[   52.862665][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.862823][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.863268][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.863428][   T12] RAX: 00000000ffffffa6 RBX: ff110000148c5a80 RCX: 1ff4000000018ed5
[   52.863613][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000148c5b3c
[   52.863792][   T12] RBP: ff11000010b34000 R08: 1fe2200002918b69 R09: ff11000001afd260
[   52.863979][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   52.864189][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.864379][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.864586][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.864738][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   52.864915][   T12] PKRU: 55555554
[   52.865005][   T12] Call Trace:
[   52.865100][   T12]  <TASK>
[   52.865164][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.865380][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.865545][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.865665][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.865781][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.865933][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.866052][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.866176][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.866297][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.866428][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.866545][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.866666][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.866787][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.866909][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.867030][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.867159][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.867277][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.867401][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.867525][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.867645][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.867768][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.867885][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.868007][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.868136][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.868254][   T12]  kthread (kernel/kthread.c:436)
[   52.868344][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.868497][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.868617][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.868737][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.868886][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.869005][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.869131][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.872672][   T12] ------------[ cut here ]------------
| [   52.872859][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.873115][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.873706][   T12] Tainted: [W]=WARN
[   52.873795][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.873942][   T12] Workqueue: netns cleanup_net
[   52.874065][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.874226][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.874657][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.874806][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c5a6c80 RCX: 1ff4000000018ed5
[   52.874982][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a6d3c
[   52.875166][   T12] RBP: ff11000012691000 R08: 1fe22000018b4da9 R09: ff11000001afd260
[   52.875347][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   52.875528][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.875704][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.875910][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.876060][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   52.876240][   T12] PKRU: 55555554
[   52.876329][   T12] Call Trace:
[   52.876423][   T12]  <TASK>
[   52.876486][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.876643][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.876789][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.876908][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.877027][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.877183][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.877302][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.877426][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.877547][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.877666][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.877789][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.877913][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.878035][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.878158][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.878279][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.878401][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.878518][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.878644][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.878761][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.878884][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.879007][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.879129][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.879257][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.879387][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.879505][   T12]  kthread (kernel/kthread.c:436)
[   52.879595][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.879742][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.879859][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.879976][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.880128][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.880246][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.880370][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.884699][   T12] ------------[ cut here ]------------
| [   52.884833][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.885075][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.885669][   T12] Tainted: [W]=WARN
[   52.885761][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.885908][   T12] Workqueue: netns cleanup_net
[   52.886031][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.886188][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.886722][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.886873][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c5a78c0 RCX: 1ff4000000018ed5
[   52.887049][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a797c
[   52.887230][   T12] RBP: ff1100001048c000 R08: 1fe22000018b4f31 R09: ff11000001afd260
[   52.887496][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   52.887678][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.887855][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.888065][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.888220][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   52.888482][   T12] PKRU: 55555554
[   52.888571][   T12] Call Trace:
[   52.888659][   T12]  <TASK>
[   52.888722][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.888875][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.889021][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.889146][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.889266][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.889501][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.889621][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.889739][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.889858][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.889977][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.890099][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.890220][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.890344][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.890559][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.890681][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.890800][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.890921][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.891042][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.891165][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.891285][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.891471][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.891590][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.891879][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.892017][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.892143][   T12]  kthread (kernel/kthread.c:436)
[   52.892233][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.892434][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.892557][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.892723][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.892877][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.892996][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.893120][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.897593][   T12] ------------[ cut here ]------------
| [   52.897726][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.898012][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.898673][   T12] Tainted: [W]=WARN
[   52.898762][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.898908][   T12] Workqueue: netns cleanup_net
[   52.899030][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.899191][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.899666][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.899816][   T12] RAX: 00000000ffffffa6 RBX: ff11000009094740 RCX: 1ff4000000018ed5
[   52.899992][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000090947fc
[   52.900174][   T12] RBP: ff110000114f4000 R08: 1fe2200001212901 R09: ff11000001afd260
[   52.900350][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   52.900574][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.900762][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.900973][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.901125][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   52.901303][   T12] PKRU: 55555554
[   52.901440][   T12] Call Trace:
[   52.901528][   T12]  <TASK>
[   52.901590][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.901742][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.901887][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.902005][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.902125][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.902275][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.902445][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.902562][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.902680][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.902799][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.902915][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.903035][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.903162][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.903284][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.903452][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.903572][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.903687][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.903807][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.903924][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.904046][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.904171][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.904289][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.904461][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.904583][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.904701][   T12]  kthread (kernel/kthread.c:436)
[   52.904790][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.904936][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.905054][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.905174][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.905323][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.905491][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.905608][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.913503][   T12] ------------[ cut here ]------------
| [   52.913706][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.913965][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.914572][   T12] Tainted: [W]=WARN
[   52.914660][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.914809][   T12] Workqueue: netns cleanup_net
[   52.914931][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.915088][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.915511][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.915658][   T12] RAX: 00000000ffffffa6 RBX: ff110000090951c0 RCX: 1ff4000000018ed5
[   52.915831][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000909527c
[   52.916005][   T12] RBP: ff11000011c89000 R08: 1fe2200001212a51 R09: ff11000001afd260
[   52.916189][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   52.916372][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.916547][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.916756][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.916909][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   52.917089][   T12] PKRU: 55555554
[   52.917181][   T12] Call Trace:
[   52.917267][   T12]  <TASK>
[   52.917328][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.917484][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.917628][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.917746][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.917863][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.918013][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.918134][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.918250][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.918372][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.918490][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.918608][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.918732][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.918853][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.918974][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.919096][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.919218][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.919338][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.919462][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.919583][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.919706][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.919831][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.919948][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.920071][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.920194][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.920312][   T12]  kthread (kernel/kthread.c:436)
[   52.920407][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.920558][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.920677][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.920796][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.920943][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.921064][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.921186][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.923995][   T12] ------------[ cut here ]------------
| [   52.924131][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   52.924383][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.924961][   T12] Tainted: [W]=WARN
[   52.925107][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.925273][   T12] Workqueue: netns cleanup_net
[   52.925458][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.925612][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.926027][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.926178][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b3ccc80 RCX: 1ff4000000018ed5
[   52.926406][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b3ccd3c
[   52.926626][   T12] RBP: ff11000012481000 R08: 1fe22000016799a9 R09: ff11000001afd260
[   52.926800][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   52.926975][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.927152][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   52.927406][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.927553][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   52.927731][   T12] PKRU: 55555554
[   52.927818][   T12] Call Trace:
[   52.927905][   T12]  <TASK>
[   52.927967][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.928118][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.928264][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.928429][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.928549][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.928698][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.928817][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.928938][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.929054][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.929173][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.929290][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.929460][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.929580][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.929699][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.929819][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.929938][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.930055][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.930176][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.930292][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.930458][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.930579][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.930694][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.930815][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.930937][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.931053][   T12]  kthread (kernel/kthread.c:436)
[   52.931145][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.931290][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.931455][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.931572][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.931718][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.931834][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.931951][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.935481][   T12] ------------[ cut here ]------------
| [   52.935651][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   52.935890][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.936486][   T12] Tainted: [W]=WARN
[   52.936577][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.936729][   T12] Workqueue: netns cleanup_net
[   52.936857][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.937019][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.937464][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.937614][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cf7700 RCX: 1ff4000000018ed5
[   52.937800][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cf77bc
[   52.937978][   T12] RBP: ff11000011c8c000 R08: 1fe220000259eef9 R09: ff11000001afd260
[   52.938160][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   52.938337][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.938522][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   52.938736][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.938887][   T12] CR2: 00007ffdba985f88 CR3: 000000001406a001 CR4: 0000000000771ef0
[   52.939072][   T12] PKRU: 55555554
[   52.939172][   T12] Call Trace:
[   52.939264][   T12]  <TASK>
[   52.939327][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.939490][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.939641][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.939763][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.939885][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.940044][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.940170][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.940297][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.940425][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.940547][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.940670][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.940794][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.940925][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.941046][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.941177][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.941301][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.941433][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.941556][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.941676][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.941799][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.941923][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.942043][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.942177][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.942303][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.942429][   T12]  kthread (kernel/kthread.c:436)
[   52.942520][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.942669][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.942791][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.942911][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.943064][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.943189][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.943308][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.946112][   T12] ------------[ cut here ]------------
| [   52.946239][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   52.946478][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.947051][   T12] Tainted: [W]=WARN
[   52.947144][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.947291][   T12] Workqueue: netns cleanup_net
[   52.947420][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.947574][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.947996][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.948150][   T12] RAX: 00000000ffffffa6 RBX: ff11000012510200 RCX: 1ff4000000018ed5
[   52.948327][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000125102bc
[   52.948511][   T12] RBP: ff1100000c4b1000 R08: 1fe22000024a2059 R09: ff11000001afd260
[   52.948686][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   52.948862][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.949041][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   52.949255][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.949408][   T12] CR2: 00007ffdba985f88 CR3: 000000001406a001 CR4: 0000000000771ef0
[   52.949586][   T12] PKRU: 55555554
[   52.949680][   T12] Call Trace:
[   52.949770][   T12]  <TASK>
[   52.949833][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.949989][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.950144][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.950297][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.950422][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.950575][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.950695][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.950819][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.950940][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.951059][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.951182][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.951305][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.951431][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.951551][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.951675][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.951794][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.951915][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.952037][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.952160][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.952281][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.952412][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.952536][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.952662][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.952790][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.952911][   T12]  kthread (kernel/kthread.c:436)
[   52.953002][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.953156][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.953276][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.953403][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.953552][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.953675][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.953796][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.956098][   T12] ------------[ cut here ]------------
| [   52.956223][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   52.957371][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.957951][   T12] Tainted: [W]=WARN
[   52.958041][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.958215][   T12] Workqueue: netns cleanup_net
[   52.958347][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.958556][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.959030][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.959188][   T12] RAX: 00000000ffffffa6 RBX: ff11000012510c80 RCX: 1ff4000000018ed5
[   52.959411][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012510d3c
[   52.959588][   T12] RBP: ff1100001003c000 R08: 1fe22000024a21a9 R09: ff11000001afd260
[   52.959769][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   52.959946][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.960136][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   52.960351][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.960548][   T12] CR2: 00007ffdba985f88 CR3: 000000003b139005 CR4: 0000000000771ef0
[   52.960727][   T12] PKRU: 55555554
[   52.960817][   T12] Call Trace:
[   52.960907][   T12]  <TASK>
[   52.960970][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.961133][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.961284][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.961451][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.961570][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.961724][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.961844][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.961963][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.962087][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.962210][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.962329][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.962498][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.962622][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.962742][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.962865][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.962986][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.963111][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.963233][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.963352][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.963558][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.963681][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.963799][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.963923][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.964050][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.964174][   T12]  kthread (kernel/kthread.c:436)
[   52.964264][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.964460][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.964581][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.964706][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.964857][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.964982][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.965107][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.970146][   T12] ------------[ cut here ]------------
| [   52.970318][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.970647][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.971335][   T12] Tainted: [W]=WARN
[   52.971488][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.971688][   T12] Workqueue: netns cleanup_net
[   52.971861][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.972067][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.972568][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.972766][   T12] RAX: 00000000ffffffa6 RBX: ff11000012511e00 RCX: 1ff4000000018ed5
[   52.972991][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012511ebc
[   52.973223][   T12] RBP: ff11000011d9c000 R08: 1fe22000024a23d9 R09: ff11000001afd260
[   52.973461][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   52.973683][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.973914][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.974179][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.974386][   T12] CR2: 00007ffee361bb18 CR3: 0000000008c66003 CR4: 0000000000771ef0
[   52.974614][   T12] PKRU: 55555554
[   52.974750][   T12] Call Trace:
[   52.974887][   T12]  <TASK>
[   52.974997][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.975204][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.975408][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.975574][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.975740][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.975940][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.976113][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.976278][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.976458][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.976625][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.976791][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.976960][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.977140][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.977307][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.977492][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.977661][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.977828][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.977998][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.978173][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.978343][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.978528][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.978692][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.978862][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.979033][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.979211][   T12]  kthread (kernel/kthread.c:436)
[   52.979350][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.979559][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.979727][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.979896][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.980100][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.980268][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.980449][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.983258][   T12] ------------[ cut here ]------------
| [   52.983431][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.983711][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.984400][   T12] Tainted: [W]=WARN
[   52.984536][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.984728][   T12] Workqueue: netns cleanup_net
[   52.984899][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.985107][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.985585][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.985782][   T12] RAX: 00000000ffffffa6 RBX: ff11000013a25540 RCX: 1ff4000000018ed5
[   52.986003][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a255fc
[   52.986239][   T12] RBP: ff11000011861000 R08: 1fe2200002744ac1 R09: ff11000001afd260
[   52.986475][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   52.986696][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.986917][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   52.987179][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.987386][   T12] CR2: 00007ffee361bb18 CR3: 0000000008c66003 CR4: 0000000000771ef0
[   52.987613][   T12] PKRU: 55555554
[   52.987748][   T12] Call Trace:
[   52.987883][   T12]  <TASK>
[   52.987991][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   52.988198][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   52.988405][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   52.988571][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.988738][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   52.988937][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   52.989113][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   52.989278][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   52.989458][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   52.989627][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   52.989791][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   52.989960][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   52.990166][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   52.990331][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.990514][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   52.990681][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   52.990845][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   52.991013][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.991182][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.991351][   T12]  process_one_work (kernel/workqueue.c:3314)
[   52.991534][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.991702][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.991871][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.992041][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.992213][   T12]  kthread (kernel/kthread.c:436)
[   52.992350][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.992556][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.992722][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.992890][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.993091][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.993260][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.993437][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.997127][   T12] ------------[ cut here ]------------
| [   52.997290][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   52.997581][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   52.998244][   T12] Tainted: [W]=WARN
[   52.998393][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.998618][   T12] Workqueue: netns cleanup_net
[   52.998789][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.998992][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.999487][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   52.999688][   T12] RAX: 00000000ffffffa6 RBX: ff110000136e0ac0 RCX: 1ff4000000018ed5
[   52.999914][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000136e0b7c
[   53.000143][   T12] RBP: ff11000011569000 R08: 1fe22000026dc171 R09: ff11000001afd260
[   53.000375][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.000596][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.000826][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.001086][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.001308][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.001542][   T12] PKRU: 55555554
[   53.001678][   T12] Call Trace:
[   53.001811][   T12]  <TASK>
[   53.001918][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.002129][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.002351][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.002530][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.002723][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.002919][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.003090][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.003256][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.003436][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.003602][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.003766][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.003933][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.004107][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.004271][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.004458][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.004624][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.004787][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.004952][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.005134][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.005303][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.005487][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.005648][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.005822][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.005991][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.006169][   T12]  kthread (kernel/kthread.c:436)
[   53.006304][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.006511][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.006705][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.006869][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.007067][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.007239][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.007418][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.010119][   T12] ------------[ cut here ]------------
| [   53.010282][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.010571][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.011269][   T12] Tainted: [W]=WARN
[   53.011421][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.011617][   T12] Workqueue: netns cleanup_net
[   53.011792][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.011995][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.012490][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.012690][   T12] RAX: 00000000ffffffa6 RBX: ff11000012c5eac0 RCX: 1ff4000000018ed5
[   53.012918][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012c5eb7c
[   53.013150][   T12] RBP: ff1100001156c000 R08: 1fe220000258bd71 R09: ff11000001afd260
[   53.013383][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.013608][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.013830][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.014088][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.014286][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.014522][   T12] PKRU: 55555554
[   53.014658][   T12] Call Trace:
[   53.014792][   T12]  <TASK>
[   53.014898][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.015105][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.015298][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.015480][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.015644][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.015841][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.016008][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.016180][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.016349][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.016531][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.016697][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.016867][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.017036][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.017209][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.017391][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.017587][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.017752][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.017923][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.018094][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.018264][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.018473][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.018639][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.018809][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.018980][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.019153][   T12]  kthread (kernel/kthread.c:436)
[   53.019292][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.019497][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.019664][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.019830][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.020024][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.020197][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.020376][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.023625][   T12] ------------[ cut here ]------------
| [   53.023790][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.024070][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.024966][   T12] Tainted: [W]=WARN
[   53.025207][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.025490][   T12] Workqueue: netns cleanup_net
[   53.025749][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.025995][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.026530][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.026781][   T12] RAX: 00000000ffffffa6 RBX: ff11000013102c80 RCX: 1ff4000000018ed5
[   53.027048][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013102d3c
[   53.027317][   T12] RBP: ff11000011f21000 R08: 1fe22000026205a9 R09: ff11000001afd260
[   53.027594][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.027861][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.028139][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.028453][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.028695][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.028967][   T12] PKRU: 55555554
[   53.029153][   T12] Call Trace:
[   53.029333][   T12]  <TASK>
[   53.029504][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.029757][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.030002][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.030229][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.030482][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.030726][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.030937][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.031180][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.031406][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.031620][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.031830][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.032047][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.032266][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.032491][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.032705][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.032918][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.033168][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.033445][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.033718][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.034006][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.034277][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.034553][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.034812][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.035076][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.035346][   T12]  kthread (kernel/kthread.c:436)
[   53.035633][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.035915][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.036136][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.036351][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.036650][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.036861][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.037073][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.042031][   T12] ------------[ cut here ]------------
| [   53.042218][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.042488][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.043061][   T12] Tainted: [W]=WARN
[   53.043154][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.043309][   T12] Workqueue: netns cleanup_net
[   53.043445][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.043599][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.044016][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.044168][   T12] RAX: 00000000ffffffa6 RBX: ff11000013103700 RCX: 1ff4000000018ed5
[   53.044346][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131037bc
[   53.044528][   T12] RBP: ff11000011f34000 R08: 1fe22000026206f9 R09: ff11000001afd260
[   53.044702][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.044876][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.045053][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.045262][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.045424][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.045599][   T12] PKRU: 55555554
[   53.045687][   T12] Call Trace:
[   53.045775][   T12]  <TASK>
[   53.045837][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.045990][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.046149][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.046266][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.046393][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.046544][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.046662][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.046784][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.046902][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.047021][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.047144][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.047265][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.047393][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.047510][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.047631][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.047748][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.047867][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.047989][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.048113][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.048231][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.048363][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.048480][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.048602][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.048722][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.048840][   T12]  kthread (kernel/kthread.c:436)
[   53.048930][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.049075][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.049196][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.049317][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.049470][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.049589][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.049713][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.052441][   T12] ------------[ cut here ]------------
| [   53.052567][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.052800][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.053394][   T12] Tainted: [W]=WARN
[   53.053483][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.053631][   T12] Workqueue: netns cleanup_net
[   53.053754][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.053908][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.054336][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.054488][   T12] RAX: 00000000ffffffa6 RBX: ff110000129d91c0 RCX: 1ff4000000018ed5
[   53.054666][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129d927c
[   53.054840][   T12] RBP: ff1100000f194000 R08: 1fe220000253b251 R09: ff11000001afd260
[   53.055021][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.055201][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.055383][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.055593][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.055747][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.055935][   T12] PKRU: 55555554
[   53.056025][   T12] Call Trace:
[   53.056118][   T12]  <TASK>
[   53.056182][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.056332][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.056483][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.056602][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.056720][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.056873][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.056993][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.057117][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.057235][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.057413][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.057555][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.057678][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.057799][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.057919][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.058043][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.058169][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.058289][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.058416][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.058533][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.058655][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.058777][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.058894][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.059016][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.059143][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.059263][   T12]  kthread (kernel/kthread.c:436)
[   53.059353][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.059505][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.059626][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.059745][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.059895][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.060013][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.060135][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.062886][   T12] ------------[ cut here ]------------
| [   53.063020][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.063268][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.064863][   T12] Tainted: [W]=WARN
[   53.065076][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.065246][   T12] Workqueue: netns cleanup_net
[   53.065431][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.065591][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.066061][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.066216][   T12] RAX: 00000000ffffffa6 RBX: ff110000129d8ac0 RCX: 1ff4000000018ed5
[   53.066441][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129d8b7c
[   53.066616][   T12] RBP: ff11000008824000 R08: 1fe220000253b171 R09: ff11000001afd260
[   53.066792][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.066971][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.067153][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.067415][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.067565][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.067739][   T12] PKRU: 55555554
[   53.067827][   T12] Call Trace:
[   53.067914][   T12]  <TASK>
[   53.067975][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.068128][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.068272][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.068437][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.068556][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.068707][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.068827][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.068942][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.069059][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.069180][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.069297][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.069463][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.069582][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.069699][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.069818][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.069938][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.070055][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.070180][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.070299][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.070471][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.070596][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.070717][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.070838][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.070959][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.071075][   T12]  kthread (kernel/kthread.c:436)
[   53.071168][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.071311][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.071478][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.071596][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.071743][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.071860][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.071978][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.080837][   T12] ------------[ cut here ]------------
| [   53.081021][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.081313][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.082002][   T12] Tainted: [W]=WARN
[   53.082147][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.082345][   T12] Workqueue: netns cleanup_net
[   53.082531][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.082738][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.083210][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.083429][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e1ba80 RCX: 1ff4000000018ed5
[   53.083652][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e1bb3c
[   53.083882][   T12] RBP: ff1100001187c000 R08: 1fe22000023c3769 R09: ff11000001afd260
[   53.084112][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.084337][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.084575][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.084829][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.085024][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.085260][   T12] PKRU: 55555554
[   53.085490][   T12] Call Trace:
[   53.085712][   T12]  <TASK>
[   53.085905][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.086233][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.086543][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.086814][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.087077][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.087399][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.087651][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.087902][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.088181][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.088390][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.088559][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.088735][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.088907][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.089076][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.089257][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.089439][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.089608][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.089781][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.089946][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.090122][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.090292][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.090468][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.090641][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.090812][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.090978][   T12]  kthread (kernel/kthread.c:436)
[   53.091122][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.091318][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.091497][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.091664][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.091858][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.092023][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.092199][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.094937][   T12] ------------[ cut here ]------------
| [   53.095106][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.095429][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.096120][   T12] Tainted: [W]=WARN
[   53.096261][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.096469][   T12] Workqueue: netns cleanup_net
[   53.096645][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.096849][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.097324][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.097530][   T12] RAX: 00000000ffffffa6 RBX: ff1100001287e200 RCX: 1ff4000000018ed5
[   53.097751][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001287e2bc
[   53.097974][   T12] RBP: ff1100000cd21000 R08: 1fe220000250fc59 R09: ff11000001afd260
[   53.098263][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.098503][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.098727][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.098980][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.099182][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.099421][   T12] PKRU: 55555554
[   53.099556][   T12] Call Trace:
[   53.099691][   T12]  <TASK>
[   53.099798][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.099999][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.100201][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.100382][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.100546][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.100747][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.100914][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.101085][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.101255][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.101437][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.101603][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.101771][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.101940][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.102109][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.102279][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.102460][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.102654][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.102822][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.102988][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.103161][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.103333][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.103514][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.103716][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.103887][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.104052][   T12]  kthread (kernel/kthread.c:436)
[   53.104201][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.104407][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.104576][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.104741][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.104935][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.105137][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.105306][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.109905][   T12] ------------[ cut here ]------------
| [   53.110071][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.110372][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.111056][   T12] Tainted: [W]=WARN
[   53.111200][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.111405][   T12] Workqueue: netns cleanup_net
[   53.111577][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.111779][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.112249][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.112556][   T12] RAX: 00000000ffffffa6 RBX: ff11000011219e00 RCX: 1ff4000000018ed5
[   53.112872][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011219ebc
[   53.113259][   T12] RBP: ff11000011691000 R08: 1fe22000022433d9 R09: ff11000001afd260
[   53.113574][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.113841][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.114121][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.114441][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.114692][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.114962][   T12] PKRU: 55555554
[   53.115150][   T12] Call Trace:
[   53.115332][   T12]  <TASK>
[   53.115500][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.115747][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.115985][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.116202][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.116424][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.116669][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.116884][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.117102][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.117314][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.117539][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.117747][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.117961][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.118185][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.118408][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.118624][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.118835][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.119045][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.119263][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.119486][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.119699][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.119913][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.120132][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.120451][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.120706][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.120914][   T12]  kthread (kernel/kthread.c:436)
[   53.121051][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.121266][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.121458][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.121628][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.121823][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.121988][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.122167][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.124917][   T12] ------------[ cut here ]------------
| [   53.125093][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.125981][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.126809][   T12] Tainted: [W]=WARN
[   53.126956][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.127155][   T12] Workqueue: netns cleanup_net
[   53.127327][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.127541][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.128010][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.128219][   T12] RAX: 00000000ffffffa6 RBX: ff11000011219700 RCX: 1ff4000000018ed5
[   53.128457][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000112197bc
[   53.128687][   T12] RBP: ff11000010929000 R08: 1fe22000022432f9 R09: ff11000001afd260
[   53.128915][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.129155][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.129401][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.129659][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.129855][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.130086][   T12] PKRU: 55555554
[   53.130223][   T12] Call Trace:
[   53.130373][   T12]  <TASK>
[   53.130480][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.130680][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.130875][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.131042][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.131217][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.131431][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.131600][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.131765][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.131934][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.132108][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.132279][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.132465][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.132672][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.132838][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.133009][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.133187][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.133351][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.133537][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.133710][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.133882][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.134057][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.134234][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.134425][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.134598][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.134764][   T12]  kthread (kernel/kthread.c:436)
[   53.134902][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.135105][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.135280][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.135492][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.135688][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.135886][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.136052][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.139212][   T12] ------------[ cut here ]------------
| [   53.139877][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.140225][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.141001][   T12] Tainted: [W]=WARN
[   53.141187][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.141445][   T12] Workqueue: netns cleanup_net
[   53.141665][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.141922][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.142460][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.142705][   T12] RAX: 00000000ffffffa6 RBX: ff11000014354ac0 RCX: 1ff4000000018ed5
[   53.142975][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014354b7c
[   53.143251][   T12] RBP: ff11000011614000 R08: 1fe220000286a971 R09: ff11000001afd260
[   53.143532][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.143801][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.144070][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.144398][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.144643][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.144921][   T12] PKRU: 55555554
[   53.145109][   T12] Call Trace:
[   53.145290][   T12]  <TASK>
[   53.145456][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.145697][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.145933][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.146151][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.146374][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.146619][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.146831][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.147040][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.147260][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.147486][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.147694][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.147913][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.148192][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.148472][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.148733][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.148988][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.149248][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.149531][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.149761][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.149923][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.150106][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.150272][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.150455][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.150626][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.150791][   T12]  kthread (kernel/kthread.c:436)
[   53.150927][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.151126][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.151296][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.151476][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.151669][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.151833][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.151999][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.169034][   T12] ------------[ cut here ]------------
| [   53.169213][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.169506][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.170188][   T12] Tainted: [W]=WARN
[   53.170324][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.170532][   T12] Workqueue: netns cleanup_net
[   53.170703][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.170902][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.171394][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.171634][   T12] RAX: 00000000ffffffa6 RBX: ff110000118cc3c0 RCX: 1ff4000000018ed5
[   53.171853][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000118cc47c
[   53.172076][   T12] RBP: ff1100000c634000 R08: 1fe2200002319891 R09: ff11000001afd260
[   53.172304][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.172535][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.172754][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.173005][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.173236][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.173475][   T12] PKRU: 55555554
[   53.173609][   T12] Call Trace:
[   53.173741][   T12]  <TASK>
[   53.173848][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.174044][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.174243][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.174419][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.174583][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.174779][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.174949][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.175125][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.175297][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.175481][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.175643][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.175837][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.176032][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.176209][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.176396][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.176567][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.176731][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.176910][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.177110][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.177278][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.177463][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.177627][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.177799][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.177969][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.178141][   T12]  kthread (kernel/kthread.c:436)
[   53.178276][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.178483][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.178648][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.178815][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.179010][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.179185][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.179352][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.182482][   T12] ------------[ cut here ]------------
| [   53.182648][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.182955][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.184075][   T12] Tainted: [W]=WARN
[   53.184221][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.184428][   T12] Workqueue: netns cleanup_net
[   53.184600][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.184804][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.185272][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.185507][   T12] RAX: 00000000ffffffa6 RBX: ff110000118cd540 RCX: 1ff4000000018ed5
[   53.185729][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000118cd5fc
[   53.185978][   T12] RBP: ff1100000c3a9000 R08: 1fe2200002319ac1 R09: ff11000001afd260
[   53.186204][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.186435][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.186662][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.186920][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.187122][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.187353][   T12] PKRU: 55555554
[   53.187503][   T12] Call Trace:
[   53.187637][   T12]  <TASK>
[   53.187746][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.187947][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.188176][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.188344][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.188526][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.188726][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.188894][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.189061][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.189235][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.189409][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.189576][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.189745][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.189916][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.190089][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.190261][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.190440][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.190605][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.190773][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.190939][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.191113][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.191283][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.191476][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.191649][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.191821][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.191987][   T12]  kthread (kernel/kthread.c:436)
[   53.192131][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.192325][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.192501][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.192668][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.192872][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.193038][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.193212][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.195962][   T12] ------------[ cut here ]------------
| [   53.196126][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.196420][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.197091][   T12] Tainted: [W]=WARN
[   53.197225][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.197432][   T12] Workqueue: netns cleanup_net
[   53.197604][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.197808][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.198285][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.198496][   T12] RAX: 00000000ffffffa6 RBX: ff11000013526040 RCX: 1ff4000000018ed5
[   53.198722][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135260fc
[   53.198979][   T12] RBP: ff110000107e4000 R08: 1fe22000026a4c21 R09: ff11000001afd260
[   53.199214][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.199452][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.199677][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.199933][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.200136][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.200373][   T12] PKRU: 55555554
[   53.200509][   T12] Call Trace:
[   53.200646][   T12]  <TASK>
[   53.200754][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.200955][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.201166][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.201337][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.201520][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.201721][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.201891][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.202057][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.202234][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.202418][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.202583][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.202753][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.202922][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.203093][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.203263][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.203441][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.203609][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.203777][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.203943][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.204120][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.204291][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.204469][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.204640][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.204812][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.204983][   T12]  kthread (kernel/kthread.c:436)
[   53.205127][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.205326][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.205505][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.205674][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.205871][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.206042][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.206215][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.209760][   T12] ------------[ cut here ]------------
| [   53.209928][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.210375][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.211147][   T12] Tainted: [W]=WARN
[   53.211282][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.211565][   T12] Workqueue: netns cleanup_net
[   53.211736][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.211937][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.212586][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.212783][   T12] RAX: 00000000ffffffa6 RBX: ff110000135271c0 RCX: 1ff4000000018ed5
[   53.213088][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001352727c
[   53.213313][   T12] RBP: ff1100001130c000 R08: 1fe22000026a4e51 R09: ff11000001afd260
[   53.213621][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.213843][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.214069][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.214334][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.214571][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.214836][   T12] PKRU: 55555554
[   53.214973][   T12] Call Trace:
[   53.215190][   T12]  <TASK>
[   53.215299][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.215516][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.215789][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.215957][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.216127][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.216328][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.216586][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.216752][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.216921][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.217098][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.217338][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.217523][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.217693][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.217858][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.218108][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.218278][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.218460][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.218628][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.218869][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.219037][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.219217][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.219393][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.219639][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.219810][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.219978][   T12]  kthread (kernel/kthread.c:436)
[   53.220123][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.220406][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.220576][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.220743][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.220937][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.221188][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.221376][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.248416][   T12] ------------[ cut here ]------------
| [   53.248599][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.248879][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.249566][   T12] Tainted: [W]=WARN
[   53.249701][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.249891][   T12] Workqueue: netns cleanup_net
[   53.250059][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.250267][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.250740][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.250930][   T12] RAX: 00000000ffffffa6 RBX: ff11000013527c40 RCX: 1ff4000000018ed5
[   53.251155][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013527cfc
[   53.251384][   T12] RBP: ff110000105a9000 R08: 1fe22000026a4fa1 R09: ff11000001afd260
[   53.251603][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.251825][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.252046][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.252302][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.252509][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.252733][   T12] PKRU: 55555554
[   53.252865][   T12] Call Trace:
[   53.252998][   T12]  <TASK>
[   53.253112][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.253311][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.253518][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.253683][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.253845][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.254041][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.254215][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.254391][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.254557][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.254725][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.254892][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.255062][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.255242][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.255421][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.255589][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.255754][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.255918][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.256091][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.256257][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.256438][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.256609][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.256772][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.256939][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.257115][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.257279][   T12]  kthread (kernel/kthread.c:436)
[   53.257428][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.257623][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.257789][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.257956][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.258158][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.258323][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.258500][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.261611][   T12] ------------[ cut here ]------------
| [   53.261775][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.262053][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.262730][   T12] Tainted: [W]=WARN
[   53.262863][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.263054][   T12] Workqueue: netns cleanup_net
[   53.263261][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.263471][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.263930][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.264126][   T12] RAX: 00000000ffffffa6 RBX: ff11000012114ac0 RCX: 1ff4000000018ed5
[   53.264350][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012114b7c
[   53.264612][   T12] RBP: ff11000010579000 R08: 1fe2200002422971 R09: ff11000001afd260
[   53.264834][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.265052][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.265281][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.265543][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.265741][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.265969][   T12] PKRU: 55555554
[   53.266134][   T12] Call Trace:
[   53.266267][   T12]  <TASK>
[   53.266398][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.266625][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.266819][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.266982][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.267160][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.267375][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.267541][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.267706][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.267871][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.268036][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.268206][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.268385][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.268552][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.268746][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.268913][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.269090][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.269254][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.269433][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.269596][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.269763][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.269932][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.270106][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.270275][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.270461][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.270626][   T12]  kthread (kernel/kthread.c:436)
[   53.270779][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.270972][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.271146][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.271313][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.271516][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.271681][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.271846][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.274550][   T12] ------------[ cut here ]------------
| [   53.274710][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.274994][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.275702][   T12] Tainted: [W]=WARN
[   53.275846][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.276042][   T12] Workqueue: netns cleanup_net
[   53.276217][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.276429][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.276887][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.277088][   T12] RAX: 00000000ffffffa6 RBX: ff11000013545000 RCX: 1ff4000000018ed5
[   53.277310][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135450bc
[   53.277543][   T12] RBP: ff110000112c4000 R08: 1fe22000026a8a19 R09: ff11000001afd260
[   53.277760][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.277980][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.278214][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.278487][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.278691][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.278914][   T12] PKRU: 55555554
[   53.279048][   T12] Call Trace:
[   53.279188][   T12]  <TASK>
[   53.279297][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.279512][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.279705][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.279869][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.280033][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.280240][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.280420][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.280584][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.280748][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.280912][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.281076][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.281254][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.281436][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.281599][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.281795][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.281963][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.282136][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.282303][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.282480][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.282648][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.282828][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.282996][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.283173][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.283344][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.283521][   T12]  kthread (kernel/kthread.c:436)
[   53.283657][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.283847][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.284011][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.284185][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.284390][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.284554][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.284717][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.287778][   T12] ------------[ cut here ]------------
| [   53.287934][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.288216][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.288897][   T12] Tainted: [W]=WARN
[   53.289031][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.289229][   T12] Workqueue: netns cleanup_net
[   53.289407][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.289607][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.290069][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.290269][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b3cda80 RCX: 1ff4000000018ed5
[   53.290498][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b3cdb3c
[   53.290717][   T12] RBP: ff1100000be91000 R08: 1fe2200001679b69 R09: ff11000001afd260
[   53.290939][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.291162][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.291394][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.291640][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.291830][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.292088][   T12] PKRU: 55555554
[   53.292231][   T12] Call Trace:
[   53.292375][   T12]  <TASK>
[   53.292485][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.292680][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.292870][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.293034][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.293206][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.293419][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.293585][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.293749][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.293914][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.294089][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.294251][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.294435][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.294607][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.294769][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.294934][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.295106][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.295269][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.295448][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.295611][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.295777][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.295944][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.296113][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.296282][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.296464][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.296627][   T12]  kthread (kernel/kthread.c:436)
[   53.296762][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.296952][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.297123][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.297289][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.297496][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.297660][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.297824][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.300543][   T12] ------------[ cut here ]------------
| [   53.300705][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.300976][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.301640][   T12] Tainted: [W]=WARN
[   53.301775][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.301966][   T12] Workqueue: netns cleanup_net
[   53.302142][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.302339][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.302809][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.303001][   T12] RAX: 00000000ffffffa6 RBX: ff11000014355380 RCX: 1ff4000000018ed5
[   53.303227][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001435543c
[   53.303459][   T12] RBP: ff110000107cc000 R08: 1fe220000286aa89 R09: ff11000001afd260
[   53.303679][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.303899][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.304127][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.304392][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.304587][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.304810][   T12] PKRU: 55555554
[   53.304943][   T12] Call Trace:
[   53.305078][   T12]  <TASK>
[   53.305193][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.305404][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.305602][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.305771][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.305936][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.306148][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.306310][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.306492][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.306659][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.306827][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.306992][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.307186][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.307358][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.307531][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.307699][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.307865][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.308027][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.308202][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.308382][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.308552][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.308720][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.308888][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.309093][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.309268][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.309475][   T12]  kthread (kernel/kthread.c:436)
[   53.309611][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.309806][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.309973][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.310154][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.310348][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.310527][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.310694][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.314236][   T12] ------------[ cut here ]------------
| [   53.314478][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.314757][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.315438][   T12] Tainted: [W]=WARN
[   53.315647][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.315837][   T12] Workqueue: netns cleanup_net
[   53.316007][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.316322][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.316809][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.317003][   T12] RAX: 00000000ffffffa6 RBX: ff11000013a24040 RCX: 1ff4000000018ed5
[   53.317310][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a240fc
[   53.317543][   T12] RBP: ff110000112d9000 R08: 1fe2200002744821 R09: ff11000001afd260
[   53.317917][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.318147][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.318419][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.318746][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.318947][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.319254][   T12] PKRU: 55555554
[   53.319403][   T12] Call Trace:
[   53.319539][   T12]  <TASK>
[   53.319719][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.319918][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.320119][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.320285][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.320467][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.320666][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.320831][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.320994][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.321243][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.321501][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.321669][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.321839][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.322009][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.322183][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.322438][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.322606][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.322770][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.322937][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.323110][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.323351][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.323536][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.323701][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.323871][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.324042][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.324216][   T12]  kthread (kernel/kthread.c:436)
[   53.324353][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.324562][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.324728][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.324895][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.325171][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.325339][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.325518][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.328612][   T12] ------------[ cut here ]------------
| [   53.328805][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.329093][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.329765][   T12] Tainted: [W]=WARN
[   53.329899][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.330179][   T12] Workqueue: netns cleanup_net
[   53.330349][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.330565][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.331113][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.331319][   T12] RAX: 00000000ffffffa6 RBX: ff110000148c5000 RCX: 1ff4000000018ed5
[   53.331553][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000148c50bc
[   53.331786][   T12] RBP: ff110000103c1000 R08: 1fe2200002918a19 R09: ff11000001afd260
[   53.332018][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.332248][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.332483][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.332735][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.332928][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.333156][   T12] PKRU: 55555554
[   53.333292][   T12] Call Trace:
[   53.333508][   T12]  <TASK>
[   53.333617][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.333887][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.334089][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.334256][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.334436][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.334706][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.334876][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.335041][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.335216][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.335466][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.335703][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.335870][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.336116][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.336289][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.336542][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.336717][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.336880][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.337048][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.337216][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.337396][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.337641][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.337807][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.338048][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.338225][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.338405][   T12]  kthread (kernel/kthread.c:436)
[   53.338544][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.338808][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.338977][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.339150][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.339348][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.339526][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.339693][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.343517][   T12] ------------[ cut here ]------------
| [   53.343682][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.343958][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.345076][   T12] Tainted: [W]=WARN
[   53.345268][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.345524][   T12] Workqueue: netns cleanup_net
[   53.345740][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.345990][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.346528][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.346783][   T12] RAX: 00000000ffffffa6 RBX: ff110000133a5e00 RCX: 1ff4000000018ed5
[   53.347050][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133a5ebc
[   53.347321][   T12] RBP: ff110000112cc000 R08: 1fe2200002674bd9 R09: ff11000001afd260
[   53.347613][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.347883][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.348159][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.348469][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.348706][   T12] CR2: 00007ffee361bb18 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.348972][   T12] PKRU: 55555554
[   53.349159][   T12] Call Trace:
[   53.349338][   T12]  <TASK>
[   53.349504][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.349746][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.349980][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.350210][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.350473][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.350753][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.351028][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.351293][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.351566][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.351824][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.352078][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.352346][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.352608][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.352872][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.353101][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.353352][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.353615][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.353828][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.354039][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.354262][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.354490][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.354704][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.354919][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.355143][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.355416][   T12]  kthread (kernel/kthread.c:436)
[   53.355600][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.355841][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.356052][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.356272][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.356527][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.356737][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.356948][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.362891][   T12] ------------[ cut here ]------------
| [   53.363026][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.363265][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.363850][   T12] Tainted: [W]=WARN
[   53.363939][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.364091][   T12] Workqueue: netns cleanup_net
[   53.364220][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.364384][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.364809][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.364958][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d47e00 RCX: 1ff4000000018ed5
[   53.365142][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d47ebc
[   53.365321][   T12] RBP: ff110000112c9000 R08: 1fe22000027a8fd9 R09: ff11000001afd260
[   53.365505][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.365690][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.365868][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.366074][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.366229][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.366424][   T12] PKRU: 55555554
[   53.366513][   T12] Call Trace:
[   53.366604][   T12]  <TASK>
[   53.366667][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.366819][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.366968][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.367091][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.367213][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.367373][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.367495][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.367612][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.367732][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.367853][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.367971][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.368097][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.368219][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.368338][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.368472][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.368592][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.368709][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.368830][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.368952][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.369073][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.369209][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.369328][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.369459][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.369582][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.369701][   T12]  kthread (kernel/kthread.c:436)
[   53.369791][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.369939][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.370059][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.370181][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.370329][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.370455][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.370574][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.374133][   T12] ------------[ cut here ]------------
| [   53.374266][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.374511][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.375088][   T12] Tainted: [W]=WARN
[   53.375178][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.375331][   T12] Workqueue: netns cleanup_net
[   53.375461][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.375616][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.376037][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.376193][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c5a71c0 RCX: 1ff4000000018ed5
[   53.376374][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a727c
[   53.376551][   T12] RBP: ff1100000f191000 R08: 1fe22000018b4e51 R09: ff11000001afd260
[   53.376727][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.376902][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.377084][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.377296][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.377453][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.377634][   T12] PKRU: 55555554
[   53.377724][   T12] Call Trace:
[   53.377814][   T12]  <TASK>
[   53.377878][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.378031][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.378182][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.378301][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.378424][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.378603][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.378728][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.378851][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.378973][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.379100][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.379221][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.379346][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.379478][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.379599][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.379724][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.379847][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.379968][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.380119][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.380241][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.380372][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.380500][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.380623][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.380752][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.380879][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.381001][   T12]  kthread (kernel/kthread.c:436)
[   53.381096][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.381246][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.381372][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.381495][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.381652][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.381774][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.381897][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.384261][   T12] ------------[ cut here ]------------
| [   53.384972][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.385222][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.385858][   T12] Tainted: [W]=WARN
[   53.385950][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.386107][   T12] Workqueue: netns cleanup_net
[   53.386234][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.386448][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.386878][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.387032][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c5a6740 RCX: 1ff4000000018ed5
[   53.387227][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a67fc
[   53.387462][   T12] RBP: ff1100001097c000 R08: 1fe22000018b4d01 R09: ff11000001afd260
[   53.387690][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.387872][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.388055][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.388271][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.388472][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.388656][   T12] PKRU: 55555554
[   53.388747][   T12] Call Trace:
[   53.388851][   T12]  <TASK>
[   53.388919][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.389076][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.389230][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.389354][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.389528][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.389685][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.389806][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.389929][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.390052][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.390180][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.390302][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.390472][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.390597][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.390719][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.390844][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.390966][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.391220][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.391417][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.391538][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.391660][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.391781][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.391898][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.392024][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.392153][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.392270][   T12]  kthread (kernel/kthread.c:436)
[   53.392407][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.392554][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.392672][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.392789][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.392935][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.393052][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.393175][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.398180][   T12] ------------[ cut here ]------------
| [   53.398312][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.398555][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.399232][   T12] Tainted: [W]=WARN
[   53.399329][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.399495][   T12] Workqueue: netns cleanup_net
[   53.399620][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.399771][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.400200][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.400348][   T12] RAX: 00000000ffffffa6 RBX: ff11000012c5e580 RCX: 1ff4000000018ed5
[   53.400529][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012c5e63c
[   53.400709][   T12] RBP: ff1100001036c000 R08: 1fe220000258bcc9 R09: ff11000001afd260
[   53.400883][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.401056][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.401236][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.401452][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.401603][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.401779][   T12] PKRU: 55555554
[   53.401865][   T12] Call Trace:
[   53.401952][   T12]  <TASK>
[   53.402013][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.402167][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.402312][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.402434][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.402551][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.402701][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.402818][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.402938][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.403059][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.403177][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.403294][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.403526][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.403647][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.403763][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.403884][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.404002][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.404124][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.404243][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.404452][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.404571][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.404692][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.404809][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.404931][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.405053][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.405177][   T12]  kthread (kernel/kthread.c:436)
[   53.405265][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.405507][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.405626][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.405744][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.405890][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.406009][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.406132][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.409538][   T12] ------------[ cut here ]------------
| [   53.409661][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.409902][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.410482][   T12] Tainted: [W]=WARN
[   53.410570][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.410719][   T12] Workqueue: netns cleanup_net
[   53.410840][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.410992][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.411427][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.411575][   T12] RAX: 00000000ffffffa6 RBX: ff11000009095540 RCX: 1ff4000000018ed5
[   53.411752][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000090955fc
[   53.411931][   T12] RBP: ff110000107a9000 R08: 1fe2200001212ac1 R09: ff11000001afd260
[   53.412112][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.412288][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.412473][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.412709][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.412856][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.413033][   T12] PKRU: 55555554
[   53.413124][   T12] Call Trace:
[   53.413211][   T12]  <TASK>
[   53.413273][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.413432][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.413580][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.413699][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.413816][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.413970][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.414092][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.414209][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.414330][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.414455][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.414651][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.414791][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.414913][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.415030][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.415155][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.415274][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.415404][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.415527][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.415643][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.415762][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.415885][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.416002][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.416127][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.416249][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.416371][   T12]  kthread (kernel/kthread.c:436)
[   53.416459][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.416605][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.416730][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.416848][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.417000][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.417126][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.417244][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.420147][   T12] ------------[ cut here ]------------
| [   53.420280][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.420528][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.421113][   T12] Tainted: [W]=WARN
[   53.421208][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.421355][   T12] Workqueue: netns cleanup_net
[   53.421487][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.421719][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.422164][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.422313][   T12] RAX: 00000000ffffffa6 RBX: ff11000009094580 RCX: 1ff4000000018ed5
[   53.422554][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000909463c
[   53.422730][   T12] RBP: ff11000008669000 R08: 1fe22000012128c9 R09: ff11000001afd260
[   53.422905][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.423091][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.423273][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.423532][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.423683][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.423860][   T12] PKRU: 55555554
[   53.423953][   T12] Call Trace:
[   53.424042][   T12]  <TASK>
[   53.424111][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.424264][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.424460][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.424579][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.424698][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.424853][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.424973][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.425096][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.425215][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.425338][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.425506][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.425627][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.425750][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.425872][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.425993][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.426115][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.426232][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.426351][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.426516][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.426635][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.426762][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.426883][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.427008][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.427138][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.427256][   T12]  kthread (kernel/kthread.c:436)
[   53.427345][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.427541][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.427661][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.427780][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.427928][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.428048][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.428172][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.441752][   T12] ------------[ cut here ]------------
| [   53.441958][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.442222][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.442815][   T12] Tainted: [W]=WARN
[   53.442909][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.443061][   T12] Workqueue: netns cleanup_net
[   53.443191][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.443349][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.443784][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.443933][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b3cde00 RCX: 1ff4000000018ed5
[   53.444114][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b3cdebc
[   53.444298][   T12] RBP: ff11000010779000 R08: 1fe2200001679bd9 R09: ff11000001afd260
[   53.444480][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.444654][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.444832][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.445044][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.445197][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.445380][   T12] PKRU: 55555554
[   53.445468][   T12] Call Trace:
[   53.445556][   T12]  <TASK>
[   53.445619][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.445772][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.445927][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.446044][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.446166][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.446320][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.446496][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.446615][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.446734][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.446860][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.446979][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.447104][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.447226][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.447344][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.447514][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.447632][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.447750][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.447869][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.447991][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.448115][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.448238][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.448405][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.448528][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.448700][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.448819][   T12]  kthread (kernel/kthread.c:436)
[   53.448908][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.449054][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.449177][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.449300][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.449495][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.449615][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.449734][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.452860][   T12] ------------[ cut here ]------------
| [   53.452994][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.453236][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.453824][   T12] Tainted: [W]=WARN
[   53.453913][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.454062][   T12] Workqueue: netns cleanup_net
[   53.454190][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.454346][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.454775][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.454926][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cf7e00 RCX: 1ff4000000018ed5
[   53.455109][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cf7ebc
[   53.455287][   T12] RBP: ff1100000f3bc000 R08: 1fe220000259efd9 R09: ff11000001afd260
[   53.455473][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.455651][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.455829][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.456039][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.456193][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000013fc7003 CR4: 0000000000771ef0
[   53.456380][   T12] PKRU: 55555554
[   53.456470][   T12] Call Trace:
[   53.456560][   T12]  <TASK>
[   53.456623][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.456775][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.456924][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.457043][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.457169][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.457322][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.457449][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.457568][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.457688][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.457808][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.457932][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.458056][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.458188][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.458308][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.458435][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.458556][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.458676][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.458798][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.458918][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.459040][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.459171][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.459290][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.459420][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.459546][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.459664][   T12]  kthread (kernel/kthread.c:436)
[   53.459753][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.459902][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.460023][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.460148][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.460296][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.460421][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.460543][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.462867][   T12] ------------[ cut here ]------------
| [   53.462988][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.463223][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.464654][   T12] Tainted: [W]=WARN
[   53.464747][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.464895][   T12] Workqueue: netns cleanup_net
[   53.465019][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.465177][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.465609][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.465758][   T12] RAX: 00000000ffffffa6 RBX: ff11000013a24ac0 RCX: 1ff4000000018ed5
[   53.465934][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a24b7c
[   53.466119][   T12] RBP: ff1100000f3c1000 R08: 1fe2200002744971 R09: ff11000001afd260
[   53.466297][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.466479][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.466658][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.466864][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.467012][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.467200][   T12] PKRU: 55555554
[   53.467290][   T12] Call Trace:
[   53.467388][   T12]  <TASK>
[   53.467451][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.467608][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.467759][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.467879][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.467997][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.468153][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.468274][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.468397][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.468515][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.468634][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.468754][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.468875][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.469000][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.469127][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.469248][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.469371][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.469489][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.469607][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.469727][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.469847][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.469971][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.470095][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.470217][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.470344][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.470468][   T12]  kthread (kernel/kthread.c:436)
[   53.470558][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.470728][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.470848][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.470973][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.471122][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.471241][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.471365][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.474023][   T12] ------------[ cut here ]------------
| [   53.474145][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.474380][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.474956][   T12] Tainted: [W]=WARN
[   53.475045][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.475201][   T12] Workqueue: netns cleanup_net
[   53.475323][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.475488][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.475904][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.476054][   T12] RAX: 00000000ffffffa6 RBX: ff11000013a25c40 RCX: 1ff4000000018ed5
[   53.476233][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a25cfc
[   53.476416][   T12] RBP: ff1100000a041000 R08: 1fe2200002744ba1 R09: ff11000001afd260
[   53.476591][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.476765][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.476944][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.477151][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.477298][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.477477][   T12] PKRU: 55555554
[   53.477564][   T12] Call Trace:
[   53.477651][   T12]  <TASK>
[   53.477714][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.477863][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.478010][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.478133][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.478249][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.478406][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.478524][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.478643][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.478760][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.478878][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.479000][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.479127][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.479253][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.479377][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.479499][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.479619][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.479736][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.479855][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.479974][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.480097][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.480220][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.480336][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.480464][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.480587][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.480707][   T12]  kthread (kernel/kthread.c:436)
[   53.480795][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.480942][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.481061][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.481183][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.481332][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.481457][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.481577][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.483860][   T12] ------------[ cut here ]------------
| [   53.483983][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.484216][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.484804][   T12] Tainted: [W]=WARN
[   53.484892][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.485041][   T12] Workqueue: netns cleanup_net
[   53.485167][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.485320][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.485745][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.485892][   T12] RAX: 00000000ffffffa6 RBX: ff110000136e1700 RCX: 1ff4000000018ed5
[   53.486075][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000136e17bc
[   53.486254][   T12] RBP: ff110000107c9000 R08: 1fe22000026dc2f9 R09: ff11000001afd260
[   53.486439][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.486613][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.486789][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.486998][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.487150][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.487326][   T12] PKRU: 55555554
[   53.487418][   T12] Call Trace:
[   53.487505][   T12]  <TASK>
[   53.487567][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.487719][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.487870][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.487989][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.488111][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.488266][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.488393][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.488511][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.488630][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.488748][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.488874][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.488999][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.489123][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.489241][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.489367][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.489487][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.489602][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.489722][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.489840][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.489960][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.490088][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.490205][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.490327][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.490456][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.490574][   T12]  kthread (kernel/kthread.c:436)
[   53.490663][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.490810][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.490927][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.491046][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.491199][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.491316][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.491440][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.494082][   T12] ------------[ cut here ]------------
| [   53.494209][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.494447][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.495021][   T12] Tainted: [W]=WARN
[   53.495116][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.495263][   T12] Workqueue: netns cleanup_net
[   53.495392][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.495548][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.495966][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.496118][   T12] RAX: 00000000ffffffa6 RBX: ff1100000f0aa740 RCX: 1ff4000000018ed5
[   53.496294][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0aa7fc
[   53.496474][   T12] RBP: ff11000010774000 R08: 1fe2200001e15501 R09: ff11000001afd260
[   53.496649][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.496823][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.497001][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.497221][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.497372][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.497550][   T12] PKRU: 55555554
[   53.497638][   T12] Call Trace:
[   53.497732][   T12]  <TASK>
[   53.497799][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.497950][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.498099][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.498216][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.498334][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.498491][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.498611][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.498728][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.498846][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.498965][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.499085][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.499206][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.499331][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.499463][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.499584][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.499704][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.499821][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.499942][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.500060][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.500182][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.500302][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.500428][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.500551][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.500676][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.500795][   T12]  kthread (kernel/kthread.c:436)
[   53.500886][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.501036][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.501163][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.501287][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.501440][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.501559][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.501678][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.503964][   T12] ------------[ cut here ]------------
| [   53.504086][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.504317][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.504886][   T12] Tainted: [W]=WARN
[   53.504974][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.505126][   T12] Workqueue: netns cleanup_net
[   53.505248][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.505403][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.505821][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.505967][   T12] RAX: 00000000ffffffa6 RBX: ff11000011ddeac0 RCX: 1ff4000000018ed5
[   53.506151][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011ddeb7c
[   53.506326][   T12] RBP: ff11000010771000 R08: 1fe22000023bbd71 R09: ff11000001afd260
[   53.506506][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.506683][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.506860][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.507064][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.507213][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.507395][   T12] PKRU: 55555554
[   53.507483][   T12] Call Trace:
[   53.507573][   T12]  <TASK>
[   53.507634][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.507792][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.507937][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.508055][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.508182][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.508336][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.508458][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.508578][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.508695][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.508813][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.508929][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.509049][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.509175][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.509292][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.509418][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.509536][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.509652][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.509770][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.509885][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.510004][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.510128][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.510246][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.510373][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.510496][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.510617][   T12]  kthread (kernel/kthread.c:436)
[   53.510710][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.510861][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.510984][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.511106][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.511258][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.511380][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.511498][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.514136][   T12] ------------[ cut here ]------------
| [   53.514252][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.514496][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.515071][   T12] Tainted: [W]=WARN
[   53.515164][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.515311][   T12] Workqueue: netns cleanup_net
[   53.515438][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.515592][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.516009][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.516159][   T12] RAX: 00000000ffffffa6 RBX: ff11000011ddfc40 RCX: 1ff4000000018ed5
[   53.516331][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011ddfcfc
[   53.516514][   T12] RBP: ff11000010584000 R08: 1fe22000023bbfa1 R09: ff11000001afd260
[   53.516687][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.516865][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.517040][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.517250][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.517401][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.517577][   T12] PKRU: 55555554
[   53.517670][   T12] Call Trace:
[   53.517758][   T12]  <TASK>
[   53.517823][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.517974][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.518129][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.518246][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.518370][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.518521][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.518640][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.518758][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.518878][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.518997][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.519119][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.519238][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.519365][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.519483][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.519605][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.519722][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.519840][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.519960][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.520076][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.520200][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.520321][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.520447][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.520570][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.520694][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.520813][   T12]  kthread (kernel/kthread.c:436)
[   53.520900][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.521048][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.521170][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.521288][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.521440][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.521558][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.521675][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.523963][   T12] ------------[ cut here ]------------
| [   53.524092][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.524332][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.524924][   T12] Tainted: [W]=WARN
[   53.525015][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.525173][   T12] Workqueue: netns cleanup_net
[   53.525298][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.525460][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.525887][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.526038][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b00740 RCX: 1ff4000000018ed5
[   53.526219][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b007fc
[   53.526402][   T12] RBP: ff11000010581000 R08: 1fe2200002560101 R09: ff11000001afd260
[   53.526583][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.526762][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.526943][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.527153][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.527305][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.527485][   T12] PKRU: 55555554
[   53.527573][   T12] Call Trace:
[   53.527660][   T12]  <TASK>
[   53.527722][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.527877][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.528023][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.528147][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.528265][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.528424][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.528548][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.528669][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.528790][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.528914][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.529036][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.529160][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.529279][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.529400][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.529522][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.529642][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.529762][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.529885][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.530016][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.530142][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.530266][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.530391][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.530516][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.530642][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.530765][   T12]  kthread (kernel/kthread.c:436)
[   53.530857][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.531008][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.531134][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.531256][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.531413][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.531534][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.531655][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.534346][   T12] ------------[ cut here ]------------
| [   53.534475][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.534719][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.535301][   T12] Tainted: [W]=WARN
[   53.535397][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.535549][   T12] Workqueue: netns cleanup_net
[   53.535674][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.535831][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.536264][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.536424][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b018c0 RCX: 1ff4000000018ed5
[   53.536599][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0197c
[   53.536773][   T12] RBP: ff110000104e9000 R08: 1fe2200002560331 R09: ff11000001afd260
[   53.536947][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.537128][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.537305][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.537517][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.537668][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.537846][   T12] PKRU: 55555554
[   53.537935][   T12] Call Trace:
[   53.538023][   T12]  <TASK>
[   53.538087][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.538240][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.538390][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.538514][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.538635][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.538790][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.538913][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.539035][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.539163][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.539285][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.539411][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.539536][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.539662][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.539786][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.539910][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.540031][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.540156][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.540279][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.540404][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.540528][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.540653][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.540777][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.540904][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.541031][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.541155][   T12]  kthread (kernel/kthread.c:436)
[   53.541244][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.541397][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.541515][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.541639][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.541787][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.541910][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.542029][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.544346][   T12] ------------[ cut here ]------------
| [   53.544968][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.545229][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.545856][   T12] Tainted: [W]=WARN
[   53.545947][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.546099][   T12] Workqueue: netns cleanup_net
[   53.546222][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.546428][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.546903][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.547054][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b023c0 RCX: 1ff4000000018ed5
[   53.547237][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0247c
[   53.547468][   T12] RBP: ff110000104fc000 R08: 1fe2200002560491 R09: ff11000001afd260
[   53.547649][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.547837][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.548017][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.548232][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.548431][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.548615][   T12] PKRU: 55555554
[   53.548708][   T12] Call Trace:
[   53.548807][   T12]  <TASK>
[   53.548871][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.549026][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.549177][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.549294][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.549461][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.549614][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.549733][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.549850][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.549967][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.550091][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.550209][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.550329][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.550499][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.550617][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.550744][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.550866][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.550987][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.551113][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.551233][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.551405][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.551532][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.551652][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.551779][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.551906][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.552026][   T12]  kthread (kernel/kthread.c:436)
[   53.552120][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.552265][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.552431][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.552549][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.552696][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.552816][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.552934][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.556598][   T12] ------------[ cut here ]------------
| [   53.556746][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.556996][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.557607][   T12] Tainted: [W]=WARN
[   53.557700][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.557852][   T12] Workqueue: netns cleanup_net
[   53.557978][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.558142][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.558587][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.558736][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b03000 RCX: 1ff4000000018ed5
[   53.558911][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b030bc
[   53.559090][   T12] RBP: ff11000010021000 R08: 1fe2200002560619 R09: ff11000001afd260
[   53.559269][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.559450][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.559625][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.559831][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.559976][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.560161][   T12] PKRU: 55555554
[   53.560248][   T12] Call Trace:
[   53.560337][   T12]  <TASK>
[   53.560403][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.560554][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.560699][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.560817][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.560935][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.561094][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.561213][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.561329][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.561452][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.561570][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.561686][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.561806][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.561927][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.562043][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.562170][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.562289][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.562411][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.562530][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.562646][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.562765][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.562889][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.563010][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.563136][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.563258][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.563382][   T12]  kthread (kernel/kthread.c:436)
[   53.563471][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.563616][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.563735][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.563851][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.563997][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.564123][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.564241][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.576843][   T12] ------------[ cut here ]------------
| [   53.576983][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   53.577225][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.577826][   T12] Tainted: [W]=WARN
[   53.577916][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.578062][   T12] Workqueue: netns cleanup_net
[   53.578190][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.578343][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.578770][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.578918][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b03a80 RCX: 1ff4000000018ed5
[   53.579113][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b03b3c
[   53.579293][   T12] RBP: ff110000103cc000 R08: 1fe2200002560769 R09: ff11000001afd260
[   53.579471][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.579654][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.579834][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   53.580041][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.580192][   T12] CR2: 000055c7466432b8 CR3: 0000000013d6a002 CR4: 0000000000771ef0
[   53.580464][   T12] PKRU: 55555554
[   53.580552][   T12] Call Trace:
[   53.580643][   T12]  <TASK>
[   53.580705][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.580858][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.581006][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.581130][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.581248][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.581491][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.581610][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.581729][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.581954][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.582072][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.582197][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.582318][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.582529][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.582647][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.582768][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.582886][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.583012][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.583137][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.583255][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.583471][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.583599][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.583722][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.583845][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.583966][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.584092][   T12]  kthread (kernel/kthread.c:436)
[   53.584186][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.584341][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.584554][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.584672][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.584825][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.584942][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.585062][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.587717][   T12] ------------[ cut here ]------------
| [   53.587835][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   53.588067][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.588653][   T12] Tainted: [W]=WARN
[   53.588742][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.588889][   T12] Workqueue: netns cleanup_net
[   53.589012][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.589171][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.589598][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.589744][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e1ba80 RCX: 1ff4000000018ed5
[   53.589920][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e1bb3c
[   53.590098][   T12] RBP: ff11000010249000 R08: 1fe22000023c3769 R09: ff11000001afd260
[   53.590274][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.590455][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.590632][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   53.590840][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.590987][   T12] CR2: 000055c7466432b8 CR3: 0000000013d6a002 CR4: 0000000000771ef0
[   53.591166][   T12] PKRU: 55555554
[   53.591255][   T12] Call Trace:
[   53.591343][   T12]  <TASK>
[   53.591412][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.591562][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.591709][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.591827][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.591945][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.592103][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.592223][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.592344][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.592469][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.592588][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.592704][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.592824][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.592944][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.593065][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.593189][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.593308][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.593429][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.593548][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.593668][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.593788][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.593911][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.594029][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.594157][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.594279][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.594400][   T12]  kthread (kernel/kthread.c:436)
[   53.594492][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.594641][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.594760][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.594879][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.595026][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.595150][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.595268][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.597593][   T12] ------------[ cut here ]------------
| [   53.597711][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   53.597941][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.599073][   T12] Tainted: [W]=WARN
[   53.599169][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.599315][   T12] Workqueue: netns cleanup_net
[   53.599485][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.599639][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.600057][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.600206][   T12] RAX: 00000000ffffffa6 RBX: ff11000011219700 RCX: 1ff4000000018ed5
[   53.600430][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000112197bc
[   53.600610][   T12] RBP: ff11000010254000 R08: 1fe22000022432f9 R09: ff11000001afd260
[   53.600829][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.601006][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.601186][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   53.601439][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.601586][   T12] CR2: 000055c7466432b8 CR3: 0000000013d6a002 CR4: 0000000000771ef0
[   53.601769][   T12] PKRU: 55555554
[   53.601857][   T12] Call Trace:
[   53.601946][   T12]  <TASK>
[   53.602008][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.602165][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.602315][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.602480][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.602597][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.602749][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.602868][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.602990][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.603114][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.603234][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.603354][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.603525][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.603646][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.603763][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.603884][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.604003][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.604126][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.604247][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.604412][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.604533][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.604656][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.604774][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.604897][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.605019][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.605143][   T12]  kthread (kernel/kthread.c:436)
[   53.605234][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.605427][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.605548][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.605667][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.605814][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.605932][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.606051][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.608703][   T12] ------------[ cut here ]------------
| [   53.608835][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.609066][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.609652][   T12] Tainted: [W]=WARN
[   53.609740][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.609888][   T12] Workqueue: netns cleanup_net
[   53.610010][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.610166][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.610583][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.610735][   T12] RAX: 00000000ffffffa6 RBX: ff11000011219380 RCX: 1ff4000000018ed5
[   53.610911][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001121943c
[   53.611095][   T12] RBP: ff1100000a131000 R08: 1fe2200002243289 R09: ff11000001afd260
[   53.611273][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.611462][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.611638][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.611843][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.611992][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.612176][   T12] PKRU: 55555554
[   53.612267][   T12] Call Trace:
[   53.612370][   T12]  <TASK>
[   53.612437][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.612588][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.612733][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.612856][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.612973][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.613129][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.613249][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.613381][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.613504][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.613622][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.613739][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.613859][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.613977][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.614099][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.614218][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.614336][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.614457][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.614577][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.614703][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.614821][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.614941][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.615058][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.615182][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.615302][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.615425][   T12]  kthread (kernel/kthread.c:436)
[   53.615513][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.615658][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.615775][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.615891][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.616038][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.616159][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.616297][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.618606][   T12] ------------[ cut here ]------------
| [   53.618722][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.618947][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.619516][   T12] Tainted: [W]=WARN
[   53.619603][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.619749][   T12] Workqueue: netns cleanup_net
[   53.619870][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.620024][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.620445][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.620590][   T12] RAX: 00000000ffffffa6 RBX: ff11000011218c80 RCX: 1ff4000000018ed5
[   53.620764][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011218d3c
[   53.620937][   T12] RBP: ff11000005129000 R08: 1fe22000022431a9 R09: ff11000001afd260
[   53.621114][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.621288][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.621468][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.621673][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.621818][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.621992][   T12] PKRU: 55555554
[   53.622079][   T12] Call Trace:
[   53.622171][   T12]  <TASK>
[   53.622232][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.622387][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.622531][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.622649][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.622765][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.622919][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.623043][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.623172][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.623289][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.623415][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.623530][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.623653][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.623772][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.623892][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.624010][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.624130][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.624244][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.624368][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.624485][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.624603][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.624723][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.624838][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.624958][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.625088][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.625205][   T12]  kthread (kernel/kthread.c:436)
[   53.625294][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.625447][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.625569][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.625691][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.625836][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.625953][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.626070][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.628449][   T12] ------------[ cut here ]------------
| [   53.628573][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.628802][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.630291][   T12] Tainted: [W]=WARN
[   53.630444][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.630595][   T12] Workqueue: netns cleanup_net
[   53.630715][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.630867][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.631294][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.631522][   T12] RAX: 00000000ffffffa6 RBX: ff110000129d9700 RCX: 1ff4000000018ed5
[   53.631698][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129d97bc
[   53.631871][   T12] RBP: ff1100000c329000 R08: 1fe220000253b2f9 R09: ff11000001afd260
[   53.632048][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.632229][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.632452][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.632654][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.632800][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.632974][   T12] PKRU: 55555554
[   53.633060][   T12] Call Trace:
[   53.633151][   T12]  <TASK>
[   53.633211][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.633406][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.633554][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.633671][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.633786][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.633936][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.634053][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.634176][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.634292][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.634455][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.634571][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.634690][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.634808][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.634923][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.635042][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.635162][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.635277][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.635440][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.635556][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.635673][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.635794][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.635910][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.636032][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.636163][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.636279][   T12]  kthread (kernel/kthread.c:436)
[   53.636410][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.636554][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.636670][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.636791][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.636942][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.637063][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.637184][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.641461][   T12] ------------[ cut here ]------------
| [   53.641662][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.641908][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.642600][   T12] Tainted: [W]=WARN
[   53.642689][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.642835][   T12] Workqueue: netns cleanup_net
[   53.642957][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.643119][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.643639][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.643785][   T12] RAX: 00000000ffffffa6 RBX: ff11000013545380 RCX: 1ff4000000018ed5
[   53.643958][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001354543c
[   53.644138][   T12] RBP: ff1100000bea4000 R08: 1fe22000026a8a89 R09: ff11000001afd260
[   53.644311][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.644581][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.644755][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.644959][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.645111][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.645290][   T12] PKRU: 55555554
[   53.645468][   T12] Call Trace:
[   53.645555][   T12]  <TASK>
[   53.645621][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.645773][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.645917][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.646033][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.646154][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.646308][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.646518][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.646635][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.646755][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.646871][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.646987][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.647111][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.647230][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.647346][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.647559][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.647677][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.647791][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.647908][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.648023][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.648147][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.648268][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.648474][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.648597][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.648717][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.648834][   T12]  kthread (kernel/kthread.c:436)
[   53.648922][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.649066][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.649186][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.649303][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.649551][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.649669][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.649786][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.658124][   T12] ------------[ cut here ]------------
| [   53.658261][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.658511][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.659101][   T12] Tainted: [W]=WARN
[   53.659193][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.659346][   T12] Workqueue: netns cleanup_net
[   53.659486][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.659645][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.660098][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.660247][   T12] RAX: 00000000ffffffa6 RBX: ff110000143543c0 RCX: 1ff4000000018ed5
[   53.660426][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001435447c
[   53.660600][   T12] RBP: ff1100000c789000 R08: 1fe220000286a891 R09: ff11000001afd260
[   53.660779][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.660953][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.661133][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.661339][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.661491][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.661670][   T12] PKRU: 55555554
[   53.661756][   T12] Call Trace:
[   53.661843][   T12]  <TASK>
[   53.661905][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.662055][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.662210][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.662326][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.662449][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.662599][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.662715][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.662832][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.662950][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.663067][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.663186][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.663304][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.663430][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.663547][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.663666][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.663783][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.663899][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.664016][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.664136][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.664255][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.664386][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.664504][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.664625][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.664747][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.664864][   T12]  kthread (kernel/kthread.c:436)
[   53.664951][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.665100][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.665219][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.665345][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.665501][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.665620][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.665739][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.668048][   T12] ------------[ cut here ]------------
| [   53.668179][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.669149][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.669732][   T12] Tainted: [W]=WARN
[   53.669821][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.669969][   T12] Workqueue: netns cleanup_net
[   53.670096][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.670250][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.670680][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.670828][   T12] RAX: 00000000ffffffa6 RBX: ff110000142a03c0 RCX: 1ff4000000018ed5
[   53.671004][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000142a047c
[   53.671181][   T12] RBP: ff1100000b04c000 R08: 1fe2200002854091 R09: ff11000001afd260
[   53.671355][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.671535][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.671712][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.671921][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.672071][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.672252][   T12] PKRU: 55555554
[   53.672339][   T12] Call Trace:
[   53.672432][   T12]  <TASK>
[   53.672494][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.672643][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.672790][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.672909][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.673026][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.673181][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.673300][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.673426][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.673545][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.673662][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.673779][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.673898][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.674016][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.674140][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.674267][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.674393][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.674510][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.674629][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.674746][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.674865][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.674989][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.675117][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.675248][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.675382][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.675502][   T12]  kthread (kernel/kthread.c:436)
[   53.675592][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.675743][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.675866][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.675984][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.676138][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.676254][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.676378][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.678890][   T12] ------------[ cut here ]------------
| [   53.679009][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.679240][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.679817][   T12] Tainted: [W]=WARN
[   53.679905][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.680050][   T12] Workqueue: netns cleanup_net
[   53.680174][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.680329][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.680756][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.680903][   T12] RAX: 00000000ffffffa6 RBX: ff110000142a11c0 RCX: 1ff4000000018ed5
[   53.681085][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000142a127c
[   53.681261][   T12] RBP: ff1100000f351000 R08: 1fe2200002854251 R09: ff11000001afd260
[   53.681440][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.681614][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.681790][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.682005][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.682156][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.682332][   T12] PKRU: 55555554
[   53.682424][   T12] Call Trace:
[   53.682511][   T12]  <TASK>
[   53.682572][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.682725][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.682872][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.682990][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.683113][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.683267][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.683390][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.683507][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.683625][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.683746][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.683863][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.683982][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.684106][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.684222][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.684342][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.684470][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.684587][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.684707][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.684827][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.684950][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.685070][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.685191][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.685312][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.685439][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.685557][   T12]  kthread (kernel/kthread.c:436)
[   53.685649][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.685796][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.685914][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.686031][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.686181][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.686299][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.686424][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.688750][   T12] ------------[ cut here ]------------
| [   53.688869][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.689104][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.689681][   T12] Tainted: [W]=WARN
[   53.689769][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.689917][   T12] Workqueue: netns cleanup_net
[   53.690039][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.690200][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.690625][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.690772][   T12] RAX: 00000000ffffffa6 RBX: ff110000142a1c40 RCX: 1ff4000000018ed5
[   53.690947][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000142a1cfc
[   53.691124][   T12] RBP: ff1100000f354000 R08: 1fe22000028543a1 R09: ff11000001afd260
[   53.691298][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.691481][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.691657][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.691862][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.692012][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.692198][   T12] PKRU: 55555554
[   53.692285][   T12] Call Trace:
[   53.692377][   T12]  <TASK>
[   53.692438][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.692591][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.692740][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.692857][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.692979][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.693134][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.693252][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.693373][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.693492][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.693614][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.693731][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.693855][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.693976][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.694100][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.694221][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.694338][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.694463][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.694582][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.694698][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.694818][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.694941][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.695058][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.695183][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.695304][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.695428][   T12]  kthread (kernel/kthread.c:436)
[   53.695517][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.695663][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.695782][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.695899][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.696046][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.696169][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.696286][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.698692][   T12] ------------[ cut here ]------------
| [   53.698818][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.699050][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.699627][   T12] Tainted: [W]=WARN
[   53.699716][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.699879][   T12] Workqueue: netns cleanup_net
[   53.699999][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.700160][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.700585][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.700730][   T12] RAX: 00000000ffffffa6 RBX: ff11000013524740 RCX: 1ff4000000018ed5
[   53.700907][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135247fc
[   53.701086][   T12] RBP: ff1100000c304000 R08: 1fe22000026a4901 R09: ff11000001afd260
[   53.701261][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.701447][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.701623][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.701834][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.701982][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.702165][   T12] PKRU: 55555554
[   53.702253][   T12] Call Trace:
[   53.702366][   T12]  <TASK>
[   53.702430][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.702583][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.702731][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.702849][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.702967][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.703121][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.703240][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.703363][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.703484][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.703602][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.703718][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.703838][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.703959][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.704076][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.704203][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.704323][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.704446][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.704564][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.704687][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.704806][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.704928][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.705044][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.705169][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.705294][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.705419][   T12]  kthread (kernel/kthread.c:436)
[   53.705508][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.705654][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.705771][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.705890][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.706038][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.706160][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.706293][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.708605][   T12] ------------[ cut here ]------------
| [   53.708736][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.708965][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.709546][   T12] Tainted: [W]=WARN
[   53.709635][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.709781][   T12] Workqueue: netns cleanup_net
[   53.709902][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.710061][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.710492][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.710639][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4b8c80 RCX: 1ff4000000018ed5
[   53.710817][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4b8d3c
[   53.710992][   T12] RBP: ff11000010139000 R08: 1fe22000018971a9 R09: ff11000001afd260
[   53.711172][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.711348][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.711531][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.711738][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.711885][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.712065][   T12] PKRU: 55555554
[   53.712157][   T12] Call Trace:
[   53.712245][   T12]  <TASK>
[   53.712305][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.712459][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.712605][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.712726][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.712847][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.713000][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.713121][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.713237][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.713356][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.713483][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.713601][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.713722][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.713842][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.713959][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.714085][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.714210][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.714331][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.714456][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.714575][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.714696][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.714818][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.714935][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.715057][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.715183][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.715300][   T12]  kthread (kernel/kthread.c:436)
[   53.715396][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.715560][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.715678][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.715796][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.715943][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.716062][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.716183][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.718577][   T12] ------------[ cut here ]------------
| [   53.718703][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.718929][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.720024][   T12] Tainted: [W]=WARN
[   53.720135][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.720284][   T12] Workqueue: netns cleanup_net
[   53.720457][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.720668][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.721085][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.721233][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4b83c0 RCX: 1ff4000000018ed5
[   53.721459][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4b847c
[   53.721644][   T12] RBP: ff1100000cd29000 R08: 1fe2200001897091 R09: ff11000001afd260
[   53.721819][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.721995][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.722174][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.722429][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.722575][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.722750][   T12] PKRU: 55555554
[   53.722838][   T12] Call Trace:
[   53.722924][   T12]  <TASK>
[   53.722985][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.723155][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.723306][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.723474][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.723589][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.723739][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.723856][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.723973][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.724095][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.724212][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.724328][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.724495][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.724614][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.724736][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.724856][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.724974][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.725128][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.725246][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.725411][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.725533][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.725655][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.725771][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.725892][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.726015][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.726136][   T12]  kthread (kernel/kthread.c:436)
[   53.726224][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.726432][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.726551][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.726669][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.726815][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.726935][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.727053][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.730494][   T12] ------------[ cut here ]------------
| [   53.730628][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.730860][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.731448][   T12] Tainted: [W]=WARN
[   53.731542][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.731688][   T12] Workqueue: netns cleanup_net
[   53.731813][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.731966][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.732398][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.732551][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f923c0 RCX: 1ff4000000018ed5
[   53.732725][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f9247c
[   53.732899][   T12] RBP: ff1100000cd2c000 R08: 1fe22000027f2491 R09: ff11000001afd260
[   53.733075][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.733255][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.733437][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.733640][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.733787][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.733965][   T12] PKRU: 55555554
[   53.734054][   T12] Call Trace:
[   53.734144][   T12]  <TASK>
[   53.734205][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.734355][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.734505][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.734622][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.734740][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.734890][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.735008][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.735147][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.735265][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.735436][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.735556][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.735678][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.735800][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.735918][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.736040][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.736165][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.736282][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.736449][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.736566][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.736687][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.736808][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.736925][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.737049][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.737179][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.737343][   T12]  kthread (kernel/kthread.c:436)
[   53.737481][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.737629][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.737746][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.737864][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.738011][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.738132][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.738250][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.746546][   T12] ------------[ cut here ]------------
| [   53.746698][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.746928][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.748448][   T12] Tainted: [W]=WARN
[   53.748630][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.748777][   T12] Workqueue: netns cleanup_net
[   53.748897][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.749048][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.749523][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.749670][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f93700 RCX: 1ff4000000018ed5
[   53.749850][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f937bc
[   53.750024][   T12] RBP: ff11000007ae1000 R08: 1fe22000027f26f9 R09: ff11000001afd260
[   53.750209][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.750432][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.750607][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   53.750813][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.750962][   T12] CR2: 00007f22a73d4888 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.751145][   T12] PKRU: 55555554
[   53.751233][   T12] Call Trace:
[   53.751321][   T12]  <TASK>
[   53.751430][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.751578][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.751723][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.751844][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.751961][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.752116][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.752234][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.752351][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.752540][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.752658][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.752776][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.752902][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.753024][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.753148][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.753269][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.753434][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.753552][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.753677][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.753795][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.753927][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.754048][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.754170][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.754296][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.754467][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.754583][   T12]  kthread (kernel/kthread.c:436)
[   53.754674][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.754826][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.754949][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.755066][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.755216][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.755340][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.755506][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.757923][   T12] ------------[ cut here ]------------
| [   53.758045][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.758279][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.758855][   T12] Tainted: [W]=WARN
[   53.758943][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.759101][   T12] Workqueue: netns cleanup_net
[   53.759223][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.759381][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.759801][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.759980][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d47540 RCX: 1ff4000000018ed5
[   53.760162][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d475fc
[   53.760336][   T12] RBP: ff1100000a159000 R08: 1fe22000027a8ec1 R09: ff11000001afd260
[   53.760521][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.760698][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.760887][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.761098][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.761250][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.761430][   T12] PKRU: 55555554
[   53.761519][   T12] Call Trace:
[   53.761607][   T12]  <TASK>
[   53.761669][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.761819][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.761967][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.762092][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.762210][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.762369][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.762491][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.762611][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.762737][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.762857][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.762977][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.763105][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.763226][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.763348][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.763478][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.763598][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.763717][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.763836][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.763956][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.764076][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.764206][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.764326][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.764457][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.764582][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.764701][   T12]  kthread (kernel/kthread.c:436)
[   53.764790][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.764938][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.765064][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.765193][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.765342][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.765465][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.765585][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.768032][   T12] ------------[ cut here ]------------
| [   53.768166][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.768400][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.768989][   T12] Tainted: [W]=WARN
[   53.769079][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.769232][   T12] Workqueue: netns cleanup_net
[   53.769371][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.769527][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.769949][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.770105][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d46900 RCX: 1ff4000000018ed5
[   53.770283][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d469bc
[   53.770466][   T12] RBP: ff110000088bc000 R08: 1fe22000027a8d39 R09: ff11000001afd260
[   53.770643][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.770820][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.770999][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.771219][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.771376][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.771565][   T12] PKRU: 55555554
[   53.771653][   T12] Call Trace:
[   53.771743][   T12]  <TASK>
[   53.771806][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.771959][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.772111][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.772229][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.772347][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.772506][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.772624][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.772744][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.772862][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.772981][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.773105][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.773227][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.773348][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.773471][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.773595][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.773715][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.773832][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.773957][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.774075][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.774198][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.774320][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.774452][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.774578][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.774701][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.774819][   T12]  kthread (kernel/kthread.c:436)
[   53.774910][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.775058][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.775181][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.775300][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.775463][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.775584][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.775704][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.778042][   T12] ------------[ cut here ]------------
| [   53.778170][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.778417][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.778993][   T12] Tainted: [W]=WARN
[   53.779126][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.779275][   T12] Workqueue: netns cleanup_net
[   53.779406][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.779563][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.779986][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.780143][   T12] RAX: 00000000ffffffa6 RBX: ff110000133a4e40 RCX: 1ff4000000018ed5
[   53.780320][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133a4efc
[   53.780505][   T12] RBP: ff11000005c2c000 R08: 1fe22000026749e1 R09: ff11000001afd260
[   53.780682][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.780858][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.781036][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.781249][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.781401][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.781581][   T12] PKRU: 55555554
[   53.781671][   T12] Call Trace:
[   53.781764][   T12]  <TASK>
[   53.781825][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.781978][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.782156][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.782283][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.782408][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.782558][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.782677][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.782795][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.782915][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.783036][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.783160][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.783282][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.783409][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.783529][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.783655][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.783775][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.783893][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.784013][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.784136][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.784260][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.784387][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.784505][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.784627][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.784752][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.784869][   T12]  kthread (kernel/kthread.c:436)
[   53.784958][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.785110][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.785229][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.785379][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.785528][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.785663][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.785786][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.788243][   T12] ------------[ cut here ]------------
| [   53.789256][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.789573][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.790152][   T12] Tainted: [W]=WARN
[   53.790243][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.790449][   T12] Workqueue: netns cleanup_net
[   53.790578][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.790731][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.791156][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.791307][   T12] RAX: 00000000ffffffa6 RBX: ff110000133a5a80 RCX: 1ff4000000018ed5
[   53.791535][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133a5b3c
[   53.791741][   T12] RBP: ff11000005321000 R08: 1fe2200002674b69 R09: ff11000001afd260
[   53.791925][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.792107][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.792289][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.792549][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.792701][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.792906][   T12] PKRU: 55555554
[   53.792994][   T12] Call Trace:
[   53.793085][   T12]  <TASK>
[   53.793148][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.793300][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.793496][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.793617][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.793739][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.793893][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.794013][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.794137][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.794255][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.794425][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.794545][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.794683][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.794803][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.794924][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.795050][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.795176][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.795294][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.795464][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.795598][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.795718][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.795840][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.795959][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.796084][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.796207][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.796325][   T12]  kthread (kernel/kthread.c:436)
[   53.796475][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.796625][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.796745][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.796866][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.797016][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.797138][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.797261][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.807619][   T12] ------------[ cut here ]------------
| [   53.807787][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.808064][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.808752][   T12] Tainted: [W]=WARN
[   53.808888][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.809092][   T12] Workqueue: netns cleanup_net
[   53.809282][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.809499][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.809964][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.810167][   T12] RAX: 00000000ffffffa6 RBX: ff110000133a4900 RCX: 1ff4000000018ed5
[   53.810405][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133a49bc
[   53.810630][   T12] RBP: ff11000005334000 R08: 1fe2200002674939 R09: ff11000001afd260
[   53.810851][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.811072][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.811302][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.811569][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.811766][   T12] CR2: 000000000763f006 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.811989][   T12] PKRU: 55555554
[   53.812128][   T12] Call Trace:
[   53.812261][   T12]  <TASK>
[   53.812382][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.812580][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.812775][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.812942][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.813113][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.813314][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.813497][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.813662][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.813833][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.814000][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.814172][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.814341][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.814525][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.814690][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.814859][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.815029][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.815202][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.815381][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.815548][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.815716][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.815887][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.816052][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.816230][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.816413][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.816584][   T12]  kthread (kernel/kthread.c:436)
[   53.816722][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.816919][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.817096][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.817265][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.817471][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.817638][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.817804][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.820656][   T12] ------------[ cut here ]------------
| [   53.820825][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.821113][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.822156][   T12] Tainted: [W]=WARN
[   53.822293][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.822496][   T12] Workqueue: netns cleanup_net
[   53.822668][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.822869][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.823344][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   53.823552][   T12] RAX: 00000000ffffffa6 RBX: ff11000012114200 RCX: 1ff4000000018ed5
[   53.823774][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000121142bc
[   53.823996][   T12] RBP: ff1100000a0a1000 R08: 1fe2200002422859 R09: ff11000001afd260
[   53.824228][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.824464][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.824689][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   53.824940][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.825146][   T12] CR2: 000000000763f006 CR3: 000000003b139001 CR4: 0000000000771ef0
[   53.825385][   T12] PKRU: 55555554
[   53.825520][   T12] Call Trace:
[   53.825656][   T12]  <TASK>
[   53.825766][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.825966][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.826169][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.826337][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.826515][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.826720][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.826889][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.827057][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.827265][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.827450][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.827613][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.827783][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.827953][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.828127][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.828297][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.828478][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.828644][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.828813][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.828981][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.829188][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.829372][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.829538][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.829710][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.829882][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.830050][   T12]  kthread (kernel/kthread.c:436)
[   53.830193][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.830400][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.830568][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.830766][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.830962][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.831130][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.831299][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.926752][   T12] ------------[ cut here ]------------
| [   53.926907][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   53.927155][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.927743][   T12] Tainted: [W]=WARN
[   53.927835][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.927987][   T12] Workqueue: netns cleanup_net
[   53.928116][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.928273][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.928762][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   53.928914][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b3cd540 RCX: 1ff4000000018eaf
[   53.929097][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b3cd5fc
[   53.929275][   T12] RBP: ff1100000206c000 R08: 1fe2200001679ac1 R09: ff11000001afd260
[   53.929532][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   53.929709][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103d9000
[   53.929888][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   53.930121][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.930283][   T12] CR2: 00007f1790e92668 CR3: 0000000013944003 CR4: 0000000000771ef0
[   53.930532][   T12] PKRU: 55555554
[   53.930621][   T12] Call Trace:
[   53.930724][   T12]  <TASK>
[   53.930787][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.930987][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.931084][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.931233][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.931428][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.931555][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.931675][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.931796][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.931943][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.932064][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.932220][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.932338][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.932531][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   53.932652][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.932804][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.932929][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.933050][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.933174][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.933295][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.933576][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.933696][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.933816][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.933937][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.934055][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.934184][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.934304][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.934515][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.934635][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.934781][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.934902][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.935027][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.935149][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.935273][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.935489][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.935607][   T12]  kthread (kernel/kthread.c:436)
[   53.935697][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.935847][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.935967][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.936091][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.936242][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.936455][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.936580][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.938717][   T12] ------------[ cut here ]------------
| [   53.938848][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.939089][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.939684][   T12] Tainted: [W]=WARN
[   53.939780][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.939932][   T12] Workqueue: netns cleanup_net
[   53.940059][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.940226][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.940688][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   53.940838][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b3cc3c0 RCX: 1ff4000000018eaf
[   53.941016][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b3cc47c
[   53.941202][   T12] RBP: ff110000103d9000 R08: 1fe2200001679891 R09: ff11000001afd260
[   53.941393][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   53.941572][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008671000
[   53.941753][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.941967][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.942125][   T12] CR2: 00007f36b9a5d668 CR3: 000000000bfe0001 CR4: 0000000000771ef0
[   53.942306][   T12] PKRU: 55555554
[   53.942401][   T12] Call Trace:
[   53.942492][   T12]  <TASK>
[   53.942555][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.942678][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.942800][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.942894][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.943017][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.943148][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.943273][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.943402][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.943535][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.943688][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.943810][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.943963][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.944090][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.944210][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   53.944332][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.944494][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.944619][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.944740][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.944861][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.944987][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.945117][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.945237][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.945366][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.945489][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.945609][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.945734][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.945856][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.945977][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.946103][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.946223][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.946344][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.946475][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.946596][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.946729][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.946857][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.946979][   T12]  kthread (kernel/kthread.c:436)
[   53.947071][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.947226][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.947348][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.947479][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.947633][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.947756][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.947880][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.949536][   T12] ------------[ cut here ]------------
| [   53.949656][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.949894][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.950494][   T12] Tainted: [W]=WARN
[   53.950587][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.950739][   T12] Workqueue: netns cleanup_net
[   53.950867][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.951028][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.951474][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   53.951628][   T12] RAX: 00000000ffffffa6 RBX: ff11000014355000 RCX: 1ff4000000018eaf
[   53.951809][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000143550bc
[   53.951992][   T12] RBP: ff11000008671000 R08: 1fe220000286aa19 R09: ff11000001afd260
[   53.952177][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   53.952356][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f3e1000
[   53.952546][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.952761][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.952916][   T12] CR2: 00007f36b9a5d668 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.953111][   T12] PKRU: 55555554
[   53.953205][   T12] Call Trace:
[   53.953296][   T12]  <TASK>
[   53.953365][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.953492][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.953616][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.953711][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.953834][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.953956][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.954079][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.954209][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.954333][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.954489][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.954613][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.954766][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.954889][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.955012][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   53.955141][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.955300][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.955431][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.955557][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.955680][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.955805][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.955929][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.956055][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.956185][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.956312][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.956446][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.956574][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.956699][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.956821][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.956948][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.957071][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.957198][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.957326][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.957455][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.957582][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.957711][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.957832][   T12]  kthread (kernel/kthread.c:436)
[   53.957926][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.958079][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.958207][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.958330][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.958488][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.958612][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.958737][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.960404][   T12] ------------[ cut here ]------------
| [   53.960527][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.960778][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.961381][   T12] Tainted: [W]=WARN
[   53.961475][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.961629][   T12] Workqueue: netns cleanup_net
[   53.961756][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.961916][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.962369][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   53.962523][   T12] RAX: 00000000ffffffa6 RBX: ff11000014355a80 RCX: 1ff4000000018eaf
[   53.962706][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014355b3c
[   53.962890][   T12] RBP: ff1100000f3e1000 R08: 1fe220000286ab69 R09: ff11000001afd260
[   53.963080][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   53.963267][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000104cc000
[   53.963457][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.963678][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.963832][   T12] CR2: 00007f36b9a5d668 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.964016][   T12] PKRU: 55555554
[   53.964114][   T12] Call Trace:
[   53.964206][   T12]  <TASK>
[   53.964269][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.964401][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.964528][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.964623][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.964746][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.964869][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.964993][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.965119][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.965243][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.965401][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.965527][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.965679][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.965800][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.965923][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   53.966047][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.966216][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.966343][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.966472][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.966594][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.966717][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.966841][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.966964][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.967096][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.967224][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.967355][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.967488][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.967612][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.967736][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.967862][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.967986][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.968114][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.968241][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.968368][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.968496][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.968621][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.968742][   T12]  kthread (kernel/kthread.c:436)
[   53.968836][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.968993][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.969124][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.969249][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.969406][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.969550][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.969675][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.971322][   T12] ------------[ cut here ]------------
| [   53.971454][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.971701][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.972338][   T12] Tainted: [W]=WARN
[   53.972448][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.972613][   T12] Workqueue: netns cleanup_net
[   53.972748][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.972919][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.973396][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   53.973566][   T12] RAX: 00000000ffffffa6 RBX: ff11000014355380 RCX: 1ff4000000018eaf
[   53.973760][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001435543c
[   53.973954][   T12] RBP: ff110000104cc000 R08: 1fe220000286aa89 R09: ff11000001afd260
[   53.974155][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   53.974348][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010059000
[   53.974550][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.974781][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.974944][   T12] CR2: 00007f36b9a5d668 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.975144][   T12] PKRU: 55555554
[   53.975241][   T12] Call Trace:
[   53.975338][   T12]  <TASK>
[   53.975412][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.975545][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.975678][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.975779][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.975910][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.976039][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.976174][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.976303][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.976440][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.976602][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.976735][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.976899][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.977028][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.977162][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   53.977292][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.977464][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.977600][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.977733][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.977862][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.977993][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.978126][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.978255][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.978395][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.978532][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.978662][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.978797][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.978929][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.979058][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.979192][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.979323][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.979463][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.979602][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.979732][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.979870][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.980011][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.980146][   T12]  kthread (kernel/kthread.c:436)
[   53.980244][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.980411][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.980544][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.980675][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.980838][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.980970][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.981108][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.982837][   T12] ------------[ cut here ]------------
| [   53.982958][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.983197][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.983794][   T12] Tainted: [W]=WARN
[   53.983886][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.984038][   T12] Workqueue: netns cleanup_net
[   53.984171][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.984332][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.984860][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   53.985014][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d47c40 RCX: 1ff4000000018eaf
[   53.985198][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d47cfc
[   53.985454][   T12] RBP: ff11000010059000 R08: 1fe22000027a8fa1 R09: ff11000001afd260
[   53.985638][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   53.985823][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010314000
[   53.986015][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.986236][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.986441][   T12] CR2: 00007f36b9a5d668 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.986624][   T12] PKRU: 55555554
[   53.986715][   T12] Call Trace:
[   53.986805][   T12]  <TASK>
[   53.986869][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.987017][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.987149][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.987244][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.987374][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.987496][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.987620][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.987744][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.987866][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.988018][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.988148][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.988302][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.988429][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.988554][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   53.988683][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.988837][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.988964][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.989090][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   53.989212][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.989337][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.989463][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.989584][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.989710][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.989835][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   53.989957][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.990088][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.990211][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.990332][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.990461][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.990582][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.990708][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.990835][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.990957][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.991088][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.991216][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.991338][   T12]  kthread (kernel/kthread.c:436)
[   53.991437][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.991589][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.991712][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.991833][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.991986][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.992111][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.992234][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.993871][   T12] ------------[ cut here ]------------
| [   53.993990][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.994263][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   53.994858][   T12] Tainted: [W]=WARN
[   53.994951][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.995106][   T12] Workqueue: netns cleanup_net
[   53.995232][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.995685][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.996125][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   53.996277][   T12] RAX: 00000000ffffffa6 RBX: ff110000129d8e40 RCX: 1ff4000000018eaf
[   53.996507][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129d8efc
[   53.996737][   T12] RBP: ff11000010314000 R08: 1fe220000253b1e1 R09: ff11000001afd260
[   53.996918][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   53.997103][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a119000
[   53.997285][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   53.997563][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.997715][   T12] CR2: 00007f36b9a5d668 CR3: 000000003b139002 CR4: 0000000000771ef0
[   53.997897][   T12] PKRU: 55555554
[   53.997986][   T12] Call Trace:
[   53.998077][   T12]  <TASK>
[   53.998144][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.998267][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.998441][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.998535][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.998660][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.998781][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.998901][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.999028][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.999158][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.999309][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   53.999480][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.999633][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.999755][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.999880][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.000013][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.000198][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.000323][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.000497][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.000619][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.000741][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.000863][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.000986][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.001115][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.001249][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.001428][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.001555][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.001679][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.001805][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.001930][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.002054][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.002182][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.002313][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.002499][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.002633][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.002760][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.002881][   T12]  kthread (kernel/kthread.c:436)
[   54.002973][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.003130][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.003253][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.003443][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.003597][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.003719][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.003842][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.005867][   T12] ------------[ cut here ]------------
| [   54.005999][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.006248][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.006847][   T12] Tainted: [W]=WARN
[   54.006939][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.007098][   T12] Workqueue: netns cleanup_net
[   54.007225][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.007392][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.007823][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.007976][   T12] RAX: 00000000ffffffa6 RBX: ff110000129d9700 RCX: 1ff4000000018eaf
[   54.008169][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129d97bc
[   54.008350][   T12] RBP: ff1100000a119000 R08: 1fe220000253b2f9 R09: ff11000001afd260
[   54.008543][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   54.008723][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010104000
[   54.008908][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.009127][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.009279][   T12] CR2: 000055e5ee3bf528 CR3: 0000000008c66005 CR4: 0000000000771ef0
[   54.009469][   T12] PKRU: 55555554
[   54.009560][   T12] Call Trace:
[   54.009652][   T12]  <TASK>
[   54.009716][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.009839][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.009961][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.010071][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.010199][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.010320][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.010448][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.010569][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.010697][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.010850][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.010975][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.011135][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.011260][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.011388][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.011512][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.011666][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.011790][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.011912][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.012033][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.012158][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.012279][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.012403][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.012526][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.012649][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.012769][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.012893][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.013015][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.013139][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.013261][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.013387][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.013509][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.013635][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.013757][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.013883][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.014009][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.014133][   T12]  kthread (kernel/kthread.c:436)
[   54.014229][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.014385][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.014506][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.014628][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.014779][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.014899][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.015025][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.016640][   T12] ------------[ cut here ]------------
| [   54.016759][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.016992][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.017591][   T12] Tainted: [W]=WARN
[   54.017683][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.017835][   T12] Workqueue: netns cleanup_net
[   54.017962][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.018125][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.018563][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.018715][   T12] RAX: 00000000ffffffa6 RBX: ff110000129d9e00 RCX: 1ff4000000018eaf
[   54.018895][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129d9ebc
[   54.019076][   T12] RBP: ff11000010104000 R08: 1fe220000253b3d9 R09: ff11000001afd260
[   54.019259][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   54.019454][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ce59000
[   54.019636][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.019846][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.019999][   T12] CR2: 000055e5ee3bf528 CR3: 0000000008c66005 CR4: 0000000000771ef0
[   54.020187][   T12] PKRU: 55555554
[   54.020277][   T12] Call Trace:
[   54.020370][   T12]  <TASK>
[   54.020433][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.020556][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.020686][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.020781][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.020904][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.021026][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.021149][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.021270][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.021447][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.021598][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.021721][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.021875][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.021999][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.022124][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.022249][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.022450][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.022573][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.022695][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.022866][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.022987][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.023112][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.023277][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.023448][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.023571][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.023692][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.023815][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.023938][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.024188][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.024329][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.024530][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.024652][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.024776][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.024897][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.025025][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.025156][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.025275][   T12]  kthread (kernel/kthread.c:436)
[   54.025416][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.025566][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.025695][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.025816][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.025967][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.026090][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.026210][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.028693][   T12] ------------[ cut here ]------------
| [   54.028830][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.029069][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.029680][   T12] Tainted: [W]=WARN
[   54.029773][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.029924][   T12] Workqueue: netns cleanup_net
[   54.030052][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.030213][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.030651][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.030805][   T12] RAX: 00000000ffffffa6 RBX: ff110000129d8580 RCX: 1ff4000000018eaf
[   54.030986][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129d863c
[   54.031179][   T12] RBP: ff1100000ce59000 R08: 1fe220000253b0c9 R09: ff11000001afd260
[   54.031417][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   54.031648][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f3b9000
[   54.031832][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   54.032046][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.032204][   T12] CR2: 00007ffee361b708 CR3: 0000000008c66002 CR4: 0000000000771ef0
[   54.032440][   T12] PKRU: 55555554
[   54.032531][   T12] Call Trace:
[   54.032623][   T12]  <TASK>
[   54.032686][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.032808][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.032932][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.033029][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.033154][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.033278][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.033469][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.033591][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.033712][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.033863][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.033986][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.034141][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.034263][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.034432][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.034554][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.034711][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.034833][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.034955][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.035078][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.035202][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.035324][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.035451][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.035575][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.035699][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.035821][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.035946][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.036068][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.036192][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.036323][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.036451][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.036575][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.036700][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.036823][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.036950][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.037076][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.037202][   T12]  kthread (kernel/kthread.c:436)
[   54.037293][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.037449][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.037571][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.037695][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.037848][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.037970][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.038095][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.039717][   T12] ------------[ cut here ]------------
| [   54.039836][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.040077][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.040680][   T12] Tainted: [W]=WARN
[   54.040773][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.040923][   T12] Workqueue: netns cleanup_net
[   54.041048][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.041209][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.041650][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.041802][   T12] RAX: 00000000ffffffa6 RBX: ff110000129d8740 RCX: 1ff4000000018eaf
[   54.041982][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129d87fc
[   54.042170][   T12] RBP: ff1100000f3b9000 R08: 1fe220000253b101 R09: ff11000001afd260
[   54.042351][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   54.042540][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bcc000
[   54.042721][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   54.042937][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.043095][   T12] CR2: 00007ffee361b708 CR3: 0000000008c66002 CR4: 0000000000771ef0
[   54.043276][   T12] PKRU: 55555554
[   54.043370][   T12] Call Trace:
[   54.043460][   T12]  <TASK>
[   54.043523][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.043646][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.043770][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.043863][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.043984][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.044110][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.044231][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.044352][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.044482][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.044634][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.044759][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.044911][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.045032][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.045156][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.045277][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.045434][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.045558][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.045682][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.045803][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.045924][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.046051][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.046174][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.046299][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.046429][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.046552][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.046677][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.046799][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.046920][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.047043][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.047172][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.047303][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.047434][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.047556][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.047683][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.047808][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.047928][   T12]  kthread (kernel/kthread.c:436)
[   54.048020][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.048178][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.048301][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.048430][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.048582][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.048704][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.048826][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.050446][   T12] ------------[ cut here ]------------
| [   54.050566][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.050806][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.051896][   T12] Tainted: [W]=WARN
[   54.051989][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.052147][   T12] Workqueue: netns cleanup_net
[   54.052273][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.052483][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.052916][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.053068][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bdc4040 RCX: 1ff4000000018eaf
[   54.053252][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdc40fc
[   54.053490][   T12] RBP: ff11000009bcc000 R08: 1fe22000017b8821 R09: ff11000001afd260
[   54.053721][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   54.053901][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000074a4000
[   54.054089][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   54.054305][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.054507][   T12] CR2: 00007ffee361b708 CR3: 0000000008c66002 CR4: 0000000000771ef0
[   54.054689][   T12] PKRU: 55555554
[   54.054779][   T12] Call Trace:
[   54.054870][   T12]  <TASK>
[   54.054933][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.055056][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.055185][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.055280][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.055454][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.055576][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.055698][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.055818][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.055939][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.056096][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.056221][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.056422][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.056543][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.056684][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.056809][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.056964][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.057094][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.057218][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.057340][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.057513][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.057635][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.057771][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.057897][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.058021][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.058148][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.058273][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.058444][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.058566][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.058834][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.058954][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.059077][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.059211][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.059335][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.059508][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.059635][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.059756][   T12]  kthread (kernel/kthread.c:436)
[   54.059847][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.060000][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.060128][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.060251][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.060472][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.060595][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.060718][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.062564][   T12] ------------[ cut here ]------------
| [   54.062696][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.062949][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.063551][   T12] Tainted: [W]=WARN
[   54.063645][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.063798][   T12] Workqueue: netns cleanup_net
[   54.063926][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.064091][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.064528][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.064682][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e1a740 RCX: 1ff4000000018eaf
[   54.064865][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e1a7fc
[   54.065047][   T12] RBP: ff110000074a4000 R08: 1fe22000023c3501 R09: ff11000001afd260
[   54.065233][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   54.065425][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   54.065621][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   54.065838][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.065992][   T12] CR2: 000055e5d7ab9d5c CR3: 000000000fc68004 CR4: 0000000000771ef0
[   54.066182][   T12] PKRU: 55555554
[   54.066273][   T12] Call Trace:
[   54.066371][   T12]  <TASK>
[   54.066436][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.066562][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.066692][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.066813][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.066939][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.067061][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.067188][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.067311][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.067440][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.067595][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.067719][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.067874][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.067997][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.068133][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.068276][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.068467][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.068593][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.068715][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.068837][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.068960][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.069086][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.069208][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.069333][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.069464][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.069586][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.069710][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.069833][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.069954][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.070078][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.070206][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.070331][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.070463][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.070585][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.070713][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.070840][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.070962][   T12]  kthread (kernel/kthread.c:436)
[   54.071054][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.071210][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.071333][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.071459][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.071612][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.071734][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.071857][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.079790][   T12] ------------[ cut here ]------------
| [   54.079920][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.080151][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.080745][   T12] Tainted: [W]=WARN
[   54.080833][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.080979][   T12] Workqueue: netns cleanup_net
[   54.081104][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.081255][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.081673][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.081821][   T12] RAX: 00000000ffffffa6 RBX: ff110000112198c0 RCX: 1ff4000000018ed5
[   54.081994][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001121997c
[   54.082197][   T12] RBP: ff1100000206c000 R08: 1fe2200002243331 R09: ff11000001afd260
[   54.082374][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.082547][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.082722][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   54.082927][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.083073][   T12] CR2: 000055e5d7ab9d5c CR3: 000000000fc68004 CR4: 0000000000771ef0
[   54.083262][   T12] PKRU: 55555554
[   54.083351][   T12] Call Trace:
[   54.083443][   T12]  <TASK>
[   54.083504][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.083656][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.083807][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.083925][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.084044][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.084166][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.084299][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.084424][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.084542][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.084661][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.084782][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.084900][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.085020][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.085150][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.085273][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.085399][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.085517][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.085636][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.085756][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.085873][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.085995][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.086120][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.086236][   T12]  kthread (kernel/kthread.c:436)
[   54.086326][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.086476][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.086594][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.086714][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.086864][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.086992][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.087113][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.089516][   T12] ------------[ cut here ]------------
| [   54.089644][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.089875][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.090452][   T12] Tainted: [W]=WARN
[   54.090544][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.090691][   T12] Workqueue: netns cleanup_net
[   54.090812][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.090964][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.091390][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.091539][   T12] RAX: 00000000ffffffa6 RBX: ff11000011218740 RCX: 1ff4000000018ed5
[   54.091719][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000112187fc
[   54.091897][   T12] RBP: ff110000103d9000 R08: 1fe2200002243101 R09: ff11000001afd260
[   54.092071][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.092250][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.092428][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   54.092642][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.092790][   T12] CR2: 000055e5d7ab9d5c CR3: 000000000fc68004 CR4: 0000000000771ef0
[   54.092967][   T12] PKRU: 55555554
[   54.093064][   T12] Call Trace:
[   54.093155][   T12]  <TASK>
[   54.093216][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.093371][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.093519][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.093639][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.093758][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.093877][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.093994][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.094117][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.094235][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.094356][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.094481][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.094599][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.094721][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.094839][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.094956][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.095075][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.095194][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.095314][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.095442][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.095559][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.095683][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.095809][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.095951][   T12]  kthread (kernel/kthread.c:436)
[   54.096039][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.096189][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.096306][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.096427][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.096576][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.096693][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.096810][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.099173][   T12] ------------[ cut here ]------------
| [   54.099301][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.100138][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.100755][   T12] Tainted: [W]=WARN
[   54.100843][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.100989][   T12] Workqueue: netns cleanup_net
[   54.101115][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.101268][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.101737][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.101888][   T12] RAX: 00000000ffffffa6 RBX: ff110000135451c0 RCX: 1ff4000000018ed5
[   54.102066][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001354527c
[   54.102291][   T12] RBP: ff11000008671000 R08: 1fe22000026a8a51 R09: ff11000001afd260
[   54.102515][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.102698][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.102893][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   54.103113][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.103263][   T12] CR2: 000055e5d7ab9d5c CR3: 000000000fc68004 CR4: 0000000000771ef0
[   54.103487][   T12] PKRU: 55555554
[   54.103577][   T12] Call Trace:
[   54.103665][   T12]  <TASK>
[   54.103727][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.103879][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.104028][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.104187][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.104308][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.104472][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.104590][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.104707][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.104824][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.104943][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.105088][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.105206][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.105327][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.105491][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.105609][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.105728][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.105898][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.106054][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.106185][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.106302][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.106484][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.106610][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.106729][   T12]  kthread (kernel/kthread.c:436)
[   54.106836][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.106984][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.107114][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.107233][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.107427][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.107547][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.107665][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.110546][   T12] ------------[ cut here ]------------
| [   54.110715][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.110978][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.111638][   T12] Tainted: [W]=WARN
[   54.111736][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.111905][   T12] Workqueue: netns cleanup_net
[   54.112045][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.112225][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.112708][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.112880][   T12] RAX: 00000000ffffffa6 RBX: ff11000014354740 RCX: 1ff4000000018ed5
[   54.113075][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000143547fc
[   54.113279][   T12] RBP: ff1100000f3e1000 R08: 1fe220000286a901 R09: ff11000001afd260
[   54.113483][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.113684][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.113884][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.114114][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.114284][   T12] CR2: 000055e5ee3a37a8 CR3: 000000003b139003 CR4: 0000000000771ef0
[   54.114511][   T12] PKRU: 55555554
[   54.114607][   T12] Call Trace:
[   54.114694][   T12]  <TASK>
[   54.114783][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.114939][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.115094][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.115240][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.115366][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.115485][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.115602][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.115721][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.115838][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.115959][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.116080][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.116204][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.116324][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.116477][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.116600][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.116720][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.116838][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.116957][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.117080][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.117200][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.117331][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.117459][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.117585][   T12]  kthread (kernel/kthread.c:436)
[   54.117674][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.117820][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.117939][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.118057][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.118214][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.118330][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.118457][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.120836][   T12] ------------[ cut here ]------------
| [   54.120958][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.121192][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.122689][   T12] Tainted: [W]=WARN
[   54.122782][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.122929][   T12] Workqueue: netns cleanup_net
[   54.123054][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.123232][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.123734][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.123880][   T12] RAX: 00000000ffffffa6 RBX: ff110000142a1a80 RCX: 1ff4000000018ed5
[   54.124066][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000142a1b3c
[   54.124245][   T12] RBP: ff110000104cc000 R08: 1fe2200002854369 R09: ff11000001afd260
[   54.124473][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.124646][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.124821][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.125025][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.125201][   T12] CR2: 000055e5ee3a37a8 CR3: 000000003b139003 CR4: 0000000000771ef0
[   54.125430][   T12] PKRU: 55555554
[   54.125516][   T12] Call Trace:
[   54.125602][   T12]  <TASK>
[   54.125663][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.125813][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.125961][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.126085][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.126202][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.126331][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.126495][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.126611][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.126726][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.126845][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.126965][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.127088][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.127208][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.127325][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.127487][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.127609][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.127725][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.127842][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.127963][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.128079][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.128210][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.128332][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.128496][   T12]  kthread (kernel/kthread.c:436)
[   54.128586][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.128735][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.128852][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.128975][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.129127][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.129244][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.129410][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.131786][   T12] ------------[ cut here ]------------
| [   54.131904][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.132144][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.133089][   T12] Tainted: [W]=WARN
[   54.133179][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.133353][   T12] Workqueue: netns cleanup_net
[   54.133525][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.133675][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.134097][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.134272][   T12] RAX: 00000000ffffffa6 RBX: ff110000142a1380 RCX: 1ff4000000018ed5
[   54.134502][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000142a143c
[   54.134676][   T12] RBP: ff11000010059000 R08: 1fe2200002854289 R09: ff11000001afd260
[   54.134848][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.135070][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.135248][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.135496][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.135640][   T12] CR2: 000055e5ee3a37a8 CR3: 000000003b139003 CR4: 0000000000771ef0
[   54.135818][   T12] PKRU: 55555554
[   54.135905][   T12] Call Trace:
[   54.135991][   T12]  <TASK>
[   54.136051][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.136204][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.136425][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.136545][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.136661][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.136779][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.136895][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.137010][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.137129][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.137248][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.137413][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.137529][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.137648][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.137772][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.137887][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.138005][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.138127][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.138245][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.138411][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.138527][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.138649][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.138789][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.138905][   T12]  kthread (kernel/kthread.c:436)
[   54.138992][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.139186][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.139309][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.139471][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.139617][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.139734][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.139850][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.144498][   T12] ------------[ cut here ]------------
| [   54.144651][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.144884][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.145458][   T12] Tainted: [W]=WARN
[   54.145546][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.145691][   T12] Workqueue: netns cleanup_net
[   54.145812][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.145967][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.146396][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.146541][   T12] RAX: 00000000ffffffa6 RBX: ff110000142a0740 RCX: 1ff4000000018ed5
[   54.146714][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000142a07fc
[   54.146891][   T12] RBP: ff11000010314000 R08: 1fe2200002854101 R09: ff11000001afd260
[   54.147070][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.147254][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.147443][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   54.147655][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.147808][   T12] CR2: 000055e5d7ab9d5c CR3: 000000000fc68004 CR4: 0000000000771ef0
[   54.147982][   T12] PKRU: 55555554
[   54.148069][   T12] Call Trace:
[   54.148183][   T12]  <TASK>
[   54.148244][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.148399][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.148547][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.148666][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.148783][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.148901][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.149022][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.149162][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.149281][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.149403][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.149522][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.149662][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.149790][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.149906][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.150023][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.150149][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.150271][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.150396][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.150516][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.150633][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.150753][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.150877][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.150996][   T12]  kthread (kernel/kthread.c:436)
[   54.151087][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.151232][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.151348][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.151470][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.151617][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.151757][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.151881][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.154229][   T12] ------------[ cut here ]------------
| [   54.154368][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.154598][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.155198][   T12] Tainted: [W]=WARN
[   54.155286][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.155437][   T12] Workqueue: netns cleanup_net
[   54.155556][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.155708][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.156127][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.156273][   T12] RAX: 00000000ffffffa6 RBX: ff11000013524580 RCX: 1ff4000000018ed5
[   54.156451][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001352463c
[   54.156623][   T12] RBP: ff1100000a119000 R08: 1fe22000026a48c9 R09: ff11000001afd260
[   54.156796][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.156968][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.157145][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   54.157362][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.157510][   T12] CR2: 000055e5d7ab9d5c CR3: 000000000fc68004 CR4: 0000000000771ef0
[   54.157685][   T12] PKRU: 55555554
[   54.157771][   T12] Call Trace:
[   54.157858][   T12]  <TASK>
[   54.157919][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.158068][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.158220][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.158338][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.158460][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.158577][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.158698][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.158820][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.158935][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.159053][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.159180][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.159304][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.159431][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.159548][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.159666][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.159805][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.159946][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.160064][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.160192][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.160308][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.160436][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.160558][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.160677][   T12]  kthread (kernel/kthread.c:436)
[   54.160769][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.160912][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.161030][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.161148][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.161307][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.161430][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.161547][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.163920][   T12] ------------[ cut here ]------------
| [   54.164041][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.164274][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.165731][   T12] Tainted: [W]=WARN
[   54.165821][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.165971][   T12] Workqueue: netns cleanup_net
[   54.166102][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.166257][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.166727][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.166872][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4b8900 RCX: 1ff4000000018ed5
[   54.167049][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4b89bc
[   54.167224][   T12] RBP: ff11000010104000 R08: 1fe2200001897139 R09: ff11000001afd260
[   54.167400][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.167573][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.167749][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   54.167953][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.168104][   T12] CR2: 000055e5d7ab9d5c CR3: 000000000fc68004 CR4: 0000000000771ef0
[   54.168279][   T12] PKRU: 55555554
[   54.168369][   T12] Call Trace:
[   54.168456][   T12]  <TASK>
[   54.168517][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.168673][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.168820][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.168939][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.169057][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.169212][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.169335][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.169459][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.169577][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.169697][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.169828][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.169944][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.170064][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.170186][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.170303][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.170428][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.170588][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.170712][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.170833][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.170951][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.171073][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.171200][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.171320][   T12]  kthread (kernel/kthread.c:436)
[   54.171415][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.171581][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.171704][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.171820][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.171965][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.172087][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.172206][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.174591][   T12] ------------[ cut here ]------------
| [   54.174718][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.174946][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.175643][   T12] Tainted: [W]=WARN
[   54.175731][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.175876][   T12] Workqueue: netns cleanup_net
[   54.175996][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.176152][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.176617][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.176763][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f93000 RCX: 1ff4000000018ed5
[   54.176936][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f930bc
[   54.177111][   T12] RBP: ff1100000ce59000 R08: 1fe22000027f2619 R09: ff11000001afd260
[   54.177284][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.177525][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.177745][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   54.177945][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.178105][   T12] CR2: 000055e5d7ab9d5c CR3: 000000000fc68004 CR4: 0000000000771ef0
[   54.178280][   T12] PKRU: 55555554
[   54.178411][   T12] Call Trace:
[   54.178497][   T12]  <TASK>
[   54.178557][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.178705][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.178851][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.178969][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.179089][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.179208][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.179324][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.179788][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.179904][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.180023][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.180148][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.180265][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.180431][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.180550][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.180664][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.180782][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.180896][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.181015][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.181138][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.181254][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.181423][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.181544][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.181660][   T12]  kthread (kernel/kthread.c:436)
[   54.181749][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.181891][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.182007][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.182129][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.182276][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.182438][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.182554][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.186475][   T12] ------------[ cut here ]------------
| [   54.186616][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.186843][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.187436][   T12] Tainted: [W]=WARN
[   54.187533][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.187688][   T12] Workqueue: netns cleanup_net
[   54.187810][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.187960][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.188413][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.188560][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d46040 RCX: 1ff4000000018ed5
[   54.188731][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d460fc
[   54.188901][   T12] RBP: ff1100000f3b9000 R08: 1fe22000027a8c21 R09: ff11000001afd260
[   54.189073][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.189248][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.189431][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.189633][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.189777][   T12] CR2: 000055e5ee3a37a8 CR3: 000000003b139003 CR4: 0000000000771ef0
[   54.189949][   T12] PKRU: 55555554
[   54.190035][   T12] Call Trace:
[   54.190134][   T12]  <TASK>
[   54.190196][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.190346][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.190502][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.190621][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.190740][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.190857][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.190978][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.191099][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.191216][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.191337][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.191465][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.191585][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.191708][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.191832][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.191953][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.192074][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.192201][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.192323][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.192455][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.192578][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.192704][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.192831][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.192947][   T12]  kthread (kernel/kthread.c:436)
[   54.193035][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.193184][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.193301][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.193425][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.193573][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.193690][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.193807][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.196141][   T12] ------------[ cut here ]------------
| [   54.196260][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.196494][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.197068][   T12] Tainted: [W]=WARN
[   54.197160][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.197309][   T12] Workqueue: netns cleanup_net
[   54.197435][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.197588][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.198017][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.198173][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d46c80 RCX: 1ff4000000018ed5
[   54.198354][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d46d3c
[   54.198541][   T12] RBP: ff11000009bcc000 R08: 1fe22000027a8da9 R09: ff11000001afd260
[   54.198724][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.198903][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.199089][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.199325][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.199479][   T12] CR2: 000055e5ee3a37a8 CR3: 000000003b139003 CR4: 0000000000771ef0
[   54.199654][   T12] PKRU: 55555554
[   54.199741][   T12] Call Trace:
[   54.199827][   T12]  <TASK>
[   54.199893][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.200044][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.200199][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.200319][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.200445][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.200561][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.200680][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.200797][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.200912][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.201032][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.201157][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.201275][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.201402][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.201521][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.201638][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.201762][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.201882][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.202000][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.202129][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.202246][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.202375][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.202497][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.202615][   T12]  kthread (kernel/kthread.c:436)
[   54.202704][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.202853][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.202977][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.203104][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.203260][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.203388][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.203510][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.205924][   T12] ------------[ cut here ]------------
| [   54.206041][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.206273][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.206860][   T12] Tainted: [W]=WARN
[   54.206949][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.207098][   T12] Workqueue: netns cleanup_net
[   54.207221][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.207381][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.207804][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.207956][   T12] RAX: 00000000ffffffa6 RBX: ff110000133a5700 RCX: 1ff4000000018ed5
[   54.208140][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133a57bc
[   54.208327][   T12] RBP: ff110000074a4000 R08: 1fe2200002674af9 R09: ff11000001afd260
[   54.208511][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.208693][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.208874][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.209079][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.209234][   T12] CR2: 000055e5ee3a37a8 CR3: 000000003b139003 CR4: 0000000000771ef0
[   54.209421][   T12] PKRU: 55555554
[   54.209512][   T12] Call Trace:
[   54.209603][   T12]  <TASK>
[   54.209666][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.209824][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.209978][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.210106][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.210222][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.210338][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.210459][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.210576][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.210694][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.210812][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.210931][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.211048][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.211172][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.211289][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.211411][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.211532][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.211650][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.211770][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.211891][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.212008][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.212135][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.212257][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.212381][   T12]  kthread (kernel/kthread.c:436)
[   54.212472][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.212619][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.212737][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.212853][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.212999][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.213121][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.213238][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.385708][   T12] ------------[ cut here ]------------
| [   54.385888][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.386135][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.386726][   T12] Tainted: [W]=WARN
[   54.386817][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.386967][   T12] Workqueue: netns cleanup_net
[   54.387151][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.387334][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.387820][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.387972][   T12] RAX: 00000000ffffffa6 RBX: ff1100001287e740 RCX: 1ff4000000018eaf
[   54.388154][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001287e7fc
[   54.388329][   T12] RBP: ff110000102ac000 R08: 1fe220000250fd01 R09: ff11000001afd260
[   54.388558][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   54.388735][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000105a4000
[   54.388914][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.389164][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.389372][   T12] CR2: 00007f87b58cc000 CR3: 000000003b139005 CR4: 0000000000771ef0
[   54.389552][   T12] PKRU: 55555554
[   54.389642][   T12] Call Trace:
[   54.389731][   T12]  <TASK>
[   54.389794][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.389916][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.390007][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.390132][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.390251][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.390423][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.390541][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.390673][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.390896][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.391053][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.391210][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.391329][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.391500][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.391624][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.391776][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.391916][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.392036][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.392159][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.392281][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.392451][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.392573][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.392698][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.392821][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.392943][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.393067][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.393194][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.393313][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.393484][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.393629][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.393749][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.393872][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.393992][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.394121][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.394244][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.394411][   T12]  kthread (kernel/kthread.c:436)
[   54.394515][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.394664][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.394784][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.394906][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.395057][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.395180][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.395300][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.397158][   T12] ------------[ cut here ]------------
| [   54.397296][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.397552][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.398164][   T12] Tainted: [W]=WARN
[   54.398256][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.398415][   T12] Workqueue: netns cleanup_net
[   54.398543][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.398703][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.399145][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.399300][   T12] RAX: 00000000ffffffa6 RBX: ff1100001287ec80 RCX: 1ff4000000018eaf
[   54.399490][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001287ed3c
[   54.399676][   T12] RBP: ff110000105a4000 R08: 1fe220000250fda9 R09: ff11000001afd260
[   54.399857][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   54.400048][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   54.400251][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   54.400477][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.400629][   T12] CR2: 00007ffee361b708 CR3: 0000000008c66002 CR4: 0000000000771ef0
[   54.400814][   T12] PKRU: 55555554
[   54.400905][   T12] Call Trace:
[   54.400997][   T12]  <TASK>
[   54.401063][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.401192][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.401316][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.401419][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.401544][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.401666][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.401794][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.401922][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.402046][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.402203][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.402328][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.402492][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.402616][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.402737][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.402863][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.403017][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.403147][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.403269][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.403399][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.403522][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.403644][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.403781][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.403908][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.404036][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.404162][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.404289][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.404419][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.404540][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.404666][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.404793][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.404924][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.405053][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.405183][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.405310][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.405441][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.405564][   T12]  kthread (kernel/kthread.c:436)
[   54.405657][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.405809][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.405931][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.406057][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.406214][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.406335][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.406462][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.414142][   T12] ------------[ cut here ]------------
| [   54.414267][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.414946][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.415570][   T12] Tainted: [W]=WARN
[   54.415660][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.415850][   T12] Workqueue: netns cleanup_net
[   54.415973][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.416128][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.416597][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.416741][   T12] RAX: 00000000ffffffa6 RBX: ff1100000f21ac80 RCX: 1ff4000000018ed5
[   54.416914][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f21ad3c
[   54.417090][   T12] RBP: ff110000102ac000 R08: 1fe2200001e435a9 R09: ff11000001afd260
[   54.417260][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.417476][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.417648][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   54.417853][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.417998][   T12] CR2: 00007ffee361b708 CR3: 000000003b139003 CR4: 0000000000771ef0
[   54.418179][   T12] PKRU: 55555554
[   54.418265][   T12] Call Trace:
[   54.418350][   T12]  <TASK>
[   54.418456][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.418605][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.418753][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.418872][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.418987][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.419105][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.419221][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.419336][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.419495][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.419616][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.419734][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.419849][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.419967][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.420088][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.420203][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.420320][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.420481][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.420599][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.420718][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.420832][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.420952][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.421071][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.421189][   T12]  kthread (kernel/kthread.c:436)
[   54.421276][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.421465][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.421581][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.421701][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.421845][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.421966][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.422084][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.424755][   T12] ------------[ cut here ]------------
| [   54.424885][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.425122][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.425687][   T12] Tainted: [W]=WARN
[   54.425774][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.425915][   T12] Workqueue: netns cleanup_net
[   54.426036][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.426189][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.426610][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.426754][   T12] RAX: 00000000ffffffa6 RBX: ff1100000f21b8c0 RCX: 1ff4000000018ed5
[   54.426926][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f21b97c
[   54.427097][   T12] RBP: ff110000105a4000 R08: 1fe2200001e43731 R09: ff11000001afd260
[   54.427269][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.427444][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.427615][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.427815][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.427960][   T12] CR2: 00007f87b58cc000 CR3: 000000003b139005 CR4: 0000000000771ef0
[   54.428135][   T12] PKRU: 55555554
[   54.428220][   T12] Call Trace:
[   54.428308][   T12]  <TASK>
[   54.428372][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.428520][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.428666][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.428781][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.428896][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.429010][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.429132][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.429247][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.429366][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.429483][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.429600][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.429713][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.429830][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.429944][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.430060][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.430181][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.430295][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.430418][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.430536][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.430651][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.430769][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.430888][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.431001][   T12]  kthread (kernel/kthread.c:436)
[   54.431090][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.431232][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.431346][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.431471][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.431612][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.431726][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.431844][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.507211][   T12] ------------[ cut here ]------------
| [   54.507377][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.507617][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.508197][   T12] Tainted: [W]=WARN
[   54.508289][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.508448][   T12] Workqueue: netns cleanup_net
[   54.508572][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.508730][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.509157][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.509313][   T12] RAX: 00000000ffffffa6 RBX: ff1100000f0e0900 RCX: 1ff4000000018eaf
[   54.509500][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0e09bc
[   54.509678][   T12] RBP: ff11000005834000 R08: 1fe2200001e1c139 R09: ff11000001afd260
[   54.509854][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   54.510030][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   54.510216][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.510428][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.510580][   T12] CR2: 00007f87b58cc000 CR3: 000000003b139005 CR4: 0000000000771ef0
[   54.510759][   T12] PKRU: 55555554
[   54.510847][   T12] Call Trace:
[   54.510939][   T12]  <TASK>
[   54.511001][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.511130][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.511223][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.511343][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.511468][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.511589][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.511708][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.511827][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.511974][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.512099][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.512247][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.512370][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.512490][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.512610][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.512761][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.512883][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.513005][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.513132][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.513253][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.513377][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.513503][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.513632][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.513755][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.513876][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.513997][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.514121][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.514239][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.514366][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.514486][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.514607][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.514729][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.514848][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.514972][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.515100][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.515220][   T12]  kthread (kernel/kthread.c:436)
[   54.515311][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.515482][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.515602][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.515721][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.515878][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.515998][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.516129][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.518303][   T12] ------------[ cut here ]------------
| [   54.518448][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.518682][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.519274][   T12] Tainted: [W]=WARN
[   54.519369][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.519518][   T12] Workqueue: netns cleanup_net
[   54.519637][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.519791][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.520277][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.520459][   T12] RAX: 00000000ffffffa6 RBX: ff1100000f0e1a80 RCX: 1ff4000000018ed5
[   54.520634][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0e1b3c
[   54.520809][   T12] RBP: ff11000005834000 R08: 1fe2200001e1c369 R09: ff11000001afd260
[   54.520984][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.521169][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.521345][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   54.521558][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.521710][   T12] CR2: 00007f87b58cc000 CR3: 000000003b139005 CR4: 0000000000771ef0
[   54.521891][   T12] PKRU: 55555554
[   54.521979][   T12] Call Trace:
[   54.522067][   T12]  <TASK>
[   54.522133][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.522284][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.522439][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.522561][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.522680][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.522796][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.522917][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.523035][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.523156][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.523277][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.523454][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.523573][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.523701][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.523819][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.523938][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.524061][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.524182][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.524302][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.524430][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.524554][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.524681][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.524807][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.524929][   T12]  kthread (kernel/kthread.c:436)
[   54.525021][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.525173][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.525290][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.525413][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.525561][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.525681][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.525803][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.647282][   T12] ------------[ cut here ]------------
| [   54.647475][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.647765][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.648465][   T12] Tainted: [W]=WARN
[   54.648601][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.648801][   T12] Workqueue: netns cleanup_net
[   54.648977][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.649193][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.649714][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.649916][   T12] RAX: 00000000ffffffa6 RBX: ff110000113c7700 RCX: 1ff4000000018eaf
[   54.650183][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000113c77bc
[   54.650427][   T12] RBP: ff11000010259000 R08: 1fe2200002278ef9 R09: ff11000001afd260
[   54.650650][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   54.650876][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   54.651116][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   54.651392][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.651596][   T12] CR2: 00007ff42f4e9000 CR3: 000000003b139006 CR4: 0000000000771ef0
[   54.651825][   T12] PKRU: 55555554
[   54.651963][   T12] Call Trace:
[   54.652107][   T12]  <TASK>
[   54.652218][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.652403][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.652546][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.652715][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.652883][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.653053][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.653232][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.653419][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.653622][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.653797][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.654003][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.654184][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.654369][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.654542][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.654745][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.654920][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.655098][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.655269][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.655456][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.655630][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.655801][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.655975][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.656161][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.656331][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.656520][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.656693][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.656865][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.657039][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.657220][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.657406][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.657586][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.657759][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.657936][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.658120][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.658294][   T12]  kthread (kernel/kthread.c:436)
[   54.658448][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.658651][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.658824][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.658995][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.659206][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.659393][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.659568][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.662235][   T12] ------------[ cut here ]------------
| [   54.662446][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.662728][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.663505][   T12] Tainted: [W]=WARN
[   54.663642][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.663850][   T12] Workqueue: netns cleanup_net
[   54.664025][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.664237][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.664719][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.664915][   T12] RAX: 00000000ffffffa6 RBX: ff1100000500b700 RCX: 1ff4000000018ed5
[   54.665146][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000500b7bc
[   54.665383][   T12] RBP: ff11000010259000 R08: 1fe2200000a016f9 R09: ff11000001afd260
[   54.665605][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.665908][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.666140][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   54.666408][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.666681][   T12] CR2: 00007ff42f4e9000 CR3: 000000003b139006 CR4: 0000000000771ef0
[   54.666909][   T12] PKRU: 55555554
[   54.667045][   T12] Call Trace:
[   54.667191][   T12]  <TASK>
[   54.667300][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.667590][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.667789][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.667959][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.668209][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.668390][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.668560][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.668729][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.668898][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.669068][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.669248][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.669430][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.669603][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.669772][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.669936][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.670188][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.670369][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.670538][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.670710][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.670879][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.671052][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.671227][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.671409][   T12]  kthread (kernel/kthread.c:436)
[   54.671549][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.671744][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.671987][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.672161][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.672372][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.672538][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.672704][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.778561][   T12] ------------[ cut here ]------------
| [   54.778765][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.779049][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.779757][   T12] Tainted: [W]=WARN
[   54.779895][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.780100][   T12] Workqueue: netns cleanup_net
[   54.780276][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.780497][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.780989][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.781202][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b8ee40 RCX: 1ff4000000018eaf
[   54.781439][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b8eefc
[   54.781667][   T12] RBP: ff1100000c224000 R08: 1fe2200002571de1 R09: ff11000001afd260
[   54.781898][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   54.782130][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   54.782375][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   54.782638][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.782842][   T12] CR2: 00007f02a6595000 CR3: 000000003b139006 CR4: 0000000000771ef0
[   54.783072][   T12] PKRU: 55555554
[   54.783218][   T12] Call Trace:
[   54.783370][   T12]  <TASK>
[   54.783481][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.783656][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.783800][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.783973][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.784152][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.784325][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.784508][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.784679][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.784878][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.785053][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.785260][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.785442][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.785614][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.785791][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.785996][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.786179][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.786351][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.786535][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.786708][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.786880][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.787063][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.787247][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.787436][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.787608][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.787782][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.787955][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.788130][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.788302][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.788485][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.788658][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.788834][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.789003][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.789188][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.789407][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.789583][   T12]  kthread (kernel/kthread.c:436)
[   54.789726][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.789931][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.790109][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.790282][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.790498][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.790670][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.790842][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.793552][   T12] ------------[ cut here ]------------
| [   54.793723][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.794002][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.794685][   T12] Tainted: [W]=WARN
[   54.794820][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.795012][   T12] Workqueue: netns cleanup_net
[   54.795202][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.795418][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.795884][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.796079][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f938c0 RCX: 1ff4000000018ed5
[   54.796308][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f9397c
[   54.796545][   T12] RBP: ff1100000c224000 R08: 1fe22000027f2731 R09: ff11000001afd260
[   54.796766][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.796987][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.797218][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   54.797486][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.797681][   T12] CR2: 00007f02a6595000 CR3: 000000003b139006 CR4: 0000000000771ef0
[   54.797906][   T12] PKRU: 55555554
[   54.798041][   T12] Call Trace:
[   54.798185][   T12]  <TASK>
[   54.798293][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.798507][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.798705][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.798904][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.799071][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.799244][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.799426][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.799593][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.799762][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.799930][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.800106][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.800272][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.800457][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.800623][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.800788][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.800957][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.801130][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.801298][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.801483][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.801649][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.801819][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.801992][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.802168][   T12]  kthread (kernel/kthread.c:436)
[   54.802306][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.802513][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.802681][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.802855][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.803050][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.803223][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.803407][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.901290][   T12] ------------[ cut here ]------------
| [   54.901517][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.901804][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.902515][   T12] Tainted: [W]=WARN
[   54.902658][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.902862][   T12] Workqueue: netns cleanup_net
[   54.903047][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.903270][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.903777][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.903978][   T12] RAX: 00000000ffffffa6 RBX: ff11000013525000 RCX: 1ff4000000018eaf
[   54.904251][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135250bc
[   54.904503][   T12] RBP: ff1100000c11c000 R08: 1fe22000026a4a19 R09: ff11000001afd260
[   54.904730][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   54.904963][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   54.905204][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   54.905483][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.905682][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000008c66003 CR4: 0000000000771ef0
[   54.905918][   T12] PKRU: 55555554
[   54.906057][   T12] Call Trace:
[   54.906203][   T12]  <TASK>
[   54.906313][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.906500][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.906643][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.906814][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.906983][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.907162][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.907334][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.907522][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.907721][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   54.907894][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.908136][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.908311][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.908495][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.908667][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.908872][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.909046][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.909226][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.909408][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.909580][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.909752][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.909925][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.910136][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.910312][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.910497][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.910705][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.910879][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.911048][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.911225][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.911409][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.911584][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.911759][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.911930][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.912111][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.912286][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.912469][   T12]  kthread (kernel/kthread.c:436)
[   54.912611][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.912811][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.912984][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.913162][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.913375][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.913549][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.913721][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.916337][   T12] ------------[ cut here ]------------
| [   54.916524][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.916801][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   54.917486][   T12] Tainted: [W]=WARN
[   54.917628][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.917820][   T12] Workqueue: netns cleanup_net
[   54.918026][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.918237][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.918718][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.918922][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bdc4c80 RCX: 1ff4000000018ed5
[   54.919157][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdc4d3c
[   54.919403][   T12] RBP: ff1100000c11c000 R08: 1fe22000017b89a9 R09: ff11000001afd260
[   54.919627][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.919848][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.920072][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   54.920332][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.920540][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139006 CR4: 0000000000771ef0
[   54.920763][   T12] PKRU: 55555554
[   54.920897][   T12] Call Trace:
[   54.921032][   T12]  <TASK>
[   54.921150][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.921354][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.921567][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.921736][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.921904][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   54.922068][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.922244][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.922426][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.922592][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.922763][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.922931][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   54.923105][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.923273][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.923454][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.923618][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.923788][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.923955][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.924132][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.924306][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.924562][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.924816][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.924991][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.925168][   T12]  kthread (kernel/kthread.c:436)
[   54.925311][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.925519][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.925684][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.925852][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.926127][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.926384][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.926555][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.024639][   T12] ------------[ cut here ]------------
| [   55.024788][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   55.025026][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.025737][   T12] Tainted: [W]=WARN
[   55.025829][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.025978][   T12] Workqueue: netns cleanup_net
[   55.026111][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.026266][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.026710][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.026867][   T12] RAX: 00000000ffffffa6 RBX: ff11000004b66ac0 RCX: 1ff4000000018eaf
[   55.027048][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004b66b7c
[   55.027235][   T12] RBP: ff11000011671000 R08: 1fe220000096cd71 R09: ff11000001afd260
[   55.027429][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   55.027613][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   55.027799][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   55.028019][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.028185][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   55.028374][   T12] PKRU: 55555554
[   55.028465][   T12] Call Trace:
[   55.028555][   T12]  <TASK>
[   55.028619][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.028741][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.028832][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.028951][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.029075][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.029202][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.029320][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.029452][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.029608][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   55.029734][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.029892][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.030019][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.030150][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   55.030272][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.030435][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.030571][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.030692][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.030812][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.030932][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.031053][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.031179][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.031301][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.031431][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.031551][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.031673][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.031794][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.031914][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.032034][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.032159][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.032281][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.032415][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.032537][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.032662][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.032789][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.032910][   T12]  kthread (kernel/kthread.c:436)
[   55.033001][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.033155][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.033276][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.033400][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.033551][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.033674][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.033795][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.035934][   T12] ------------[ cut here ]------------
| [   55.036069][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   55.036318][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.036953][   T12] Tainted: [W]=WARN
[   55.037042][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.037194][   T12] Workqueue: netns cleanup_net
[   55.037319][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.037486][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.037908][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.038056][   T12] RAX: 00000000ffffffa6 RBX: ff11000004b67c40 RCX: 1ff4000000018ed5
[   55.038234][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004b67cfc
[   55.038414][   T12] RBP: ff11000011671000 R08: 1fe220000096cfa1 R09: ff11000001afd260
[   55.038591][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   55.038766][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.038941][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   55.039158][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.039304][   T12] CR2: 00007f22a7425f98 CR3: 000000003b139006 CR4: 0000000000771ef0
[   55.039486][   T12] PKRU: 55555554
[   55.039574][   T12] Call Trace:
[   55.039661][   T12]  <TASK>
[   55.039723][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.039873][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.040023][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.040149][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.040270][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.040393][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.040511][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.040627][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.040743][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.040866][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.040987][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.041115][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.041235][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.041353][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.041476][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.041595][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.041716][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.041835][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.041955][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.042073][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.042199][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.042320][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.042446][   T12]  kthread (kernel/kthread.c:436)
[   55.042538][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.042688][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.042805][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.042923][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.043069][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.043190][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.043308][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.167329][   T12] ------------[ cut here ]------------
| [   55.168022][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   55.168277][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.168883][   T12] Tainted: [W]=WARN
[   55.168974][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.169136][   T12] Workqueue: netns cleanup_net
[   55.169265][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.169437][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.169885][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.170042][   T12] RAX: 00000000ffffffa6 RBX: ff110000131a8580 RCX: 1ff4000000018eaf
[   55.170229][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131a863c
[   55.170419][   T12] RBP: ff1100001131c000 R08: 1fe22000026350c9 R09: ff11000001afd260
[   55.170601][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   55.170787][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   55.170971][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   55.171195][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.171353][   T12] CR2: 00007faa5578bc20 CR3: 000000003b139006 CR4: 0000000000771ef0
[   55.171544][   T12] PKRU: 55555554
[   55.171637][   T12] Call Trace:
[   55.171728][   T12]  <TASK>
[   55.171792][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.172013][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.172120][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.172243][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.172377][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.172500][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.172621][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.172742][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.172894][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   55.173017][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.173174][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.173295][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.173430][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   55.173552][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.173703][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.173827][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.173956][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.174077][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.174201][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.174324][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.174452][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.174577][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.174700][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.174821][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.174949][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.175076][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.175207][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.175329][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.175457][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.175580][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.175704][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.175824][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.175950][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.176074][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.176199][   T12]  kthread (kernel/kthread.c:436)
[   55.176290][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.176447][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.176568][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.176689][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.176841][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.176962][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.177089][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.179475][   T12] ------------[ cut here ]------------
| [   55.179616][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   55.179850][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.180918][   T12] Tainted: [W]=WARN
[   55.181022][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.181253][   T12] Workqueue: netns cleanup_net
[   55.181446][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.181605][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.182019][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.182171][   T12] RAX: 00000000ffffffa6 RBX: ff110000131a9700 RCX: 1ff4000000018ed5
[   55.182349][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131a97bc
[   55.182604][   T12] RBP: ff1100001131c000 R08: 1fe22000026352f9 R09: ff11000001afd260
[   55.182787][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   55.182962][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.183141][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   55.183350][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.183550][   T12] CR2: 00007faa5578bc20 CR3: 000000003b139006 CR4: 0000000000771ef0
[   55.183724][   T12] PKRU: 55555554
[   55.183810][   T12] Call Trace:
[   55.183897][   T12]  <TASK>
[   55.183960][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.184114][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.184262][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.184446][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.184562][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.184677][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.184798][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.184916][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.185033][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.185159][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.185277][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.185441][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.185563][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.185682][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.185801][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.185919][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.186035][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.186160][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.186281][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.186426][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.186548][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.186667][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.186784][   T12]  kthread (kernel/kthread.c:436)
[   55.186872][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.187015][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.187134][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.187255][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.187482][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.187599][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.187716][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.305096][   T12] ------------[ cut here ]------------
| [   55.305252][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.305521][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.306136][   T12] Tainted: [W]=WARN
[   55.306241][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.306411][   T12] Workqueue: netns cleanup_net
[   55.306542][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.306702][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.307166][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.307328][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4b8200 RCX: 1ff4000000018eaf
[   55.307522][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4b82bc
[   55.307711][   T12] RBP: ff110000114f1000 R08: 1fe2200001897059 R09: ff11000001afd260
[   55.307905][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   55.308102][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   55.308295][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   55.308532][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.308704][   T12] CR2: 00007f671c469000 CR3: 000000003b139002 CR4: 0000000000771ef0
[   55.308898][   T12] PKRU: 55555554
[   55.308994][   T12] Call Trace:
[   55.309092][   T12]  <TASK>
[   55.309159][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.309293][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.309397][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.309527][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.309653][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.309783][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.309915][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.310043][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.310202][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   55.310331][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.310493][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.310621][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.310747][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   55.310872][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.311037][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.311175][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.311305][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.311434][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.311561][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.311690][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.311816][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.311943][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.312073][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.312210][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.312342][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.312476][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.312601][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.312728][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.312851][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.312978][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.313111][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.313238][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.313375][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.313511][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.313639][   T12]  kthread (kernel/kthread.c:436)
[   55.313740][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.313899][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.314024][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.314154][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.314317][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.314453][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.314580][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.317006][   T12] ------------[ cut here ]------------
| [   55.317155][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.317464][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.318150][   T12] Tainted: [W]=WARN
[   55.318244][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.318406][   T12] Workqueue: netns cleanup_net
[   55.318608][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.318763][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.319280][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.319446][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f931c0 RCX: 1ff4000000018ed5
[   55.319626][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f9327c
[   55.319804][   T12] RBP: ff110000114f1000 R08: 1fe22000027f2651 R09: ff11000001afd260
[   55.319983][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.320162][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.320341][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   55.320555][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.320708][   T12] CR2: 00007f671c469000 CR3: 000000003b139002 CR4: 0000000000771ef0
[   55.320885][   T12] PKRU: 55555554
[   55.320975][   T12] Call Trace:
[   55.321063][   T12]  <TASK>
[   55.321131][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.321285][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.321447][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.321569][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.321688][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.321807][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.321927][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.322047][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.322177][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.322304][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.322432][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.322551][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.322673][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.322792][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.322911][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.323033][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.323155][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.323277][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.323404][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.323524][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.323649][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.323773][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.323894][   T12]  kthread (kernel/kthread.c:436)
[   55.323984][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.324143][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.324263][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.324393][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.324546][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.324675][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.324798][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.437208][   T12] ------------[ cut here ]------------
| [   55.437358][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.437605][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.438213][   T12] Tainted: [W]=WARN
[   55.438309][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.439022][   T12] Workqueue: netns cleanup_net
[   55.439162][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.439424][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.439877][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.440040][   T12] RAX: 00000000ffffffa6 RBX: ff1100000be9f380 RCX: 1ff4000000018eaf
[   55.440235][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000be9f43c
[   55.440438][   T12] RBP: ff1100001155c000 R08: 1fe22000017d3e89 R09: ff11000001afd260
[   55.440628][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   55.440819][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   55.441010][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   55.441245][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.441410][   T12] CR2: 00007f460280ec20 CR3: 0000000013914001 CR4: 0000000000771ef0
[   55.441600][   T12] PKRU: 55555554
[   55.441695][   T12] Call Trace:
[   55.441789][   T12]  <TASK>
[   55.441857][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.441988][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.442092][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.442222][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.442353][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.442488][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.442618][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.442748][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.442906][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   55.443034][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.443199][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.443329][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.443465][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   55.443598][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.443765][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.443898][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.444030][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.444166][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.444296][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.444434][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.444565][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.444698][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.444829][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.444958][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.445093][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.445226][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.445354][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.445489][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.445617][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.445751][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.445883][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.446012][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.446150][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.446283][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.446418][   T12]  kthread (kernel/kthread.c:436)
[   55.446513][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.446671][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.446799][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.446927][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.447089][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.447217][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.447343][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.449908][   T12] ------------[ cut here ]------------
| [   55.450032][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.450269][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.450901][   T12] Tainted: [W]=WARN
[   55.450991][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.451149][   T12] Workqueue: netns cleanup_net
[   55.451274][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.451480][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.451994][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.452150][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b8fc40 RCX: 1ff4000000018ed5
[   55.452329][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b8fcfc
[   55.452573][   T12] RBP: ff1100001155c000 R08: 1fe2200002571fa1 R09: ff11000001afd260
[   55.452751][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.452928][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.453114][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   55.453324][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.453551][   T12] CR2: 00007f460280ec20 CR3: 000000003b139002 CR4: 0000000000771ef0
[   55.453733][   T12] PKRU: 55555554
[   55.453822][   T12] Call Trace:
[   55.453911][   T12]  <TASK>
[   55.453973][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.454129][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.454279][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.454465][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.454587][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.454711][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.454832][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.454956][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.455076][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.455203][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.455324][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.455510][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.455634][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.455754][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.455872][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.455993][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.456118][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.456239][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.456449][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.456570][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.456693][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.456818][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.456936][   T12]  kthread (kernel/kthread.c:436)
[   55.457026][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.457178][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.457298][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.457467][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.457616][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.457735][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.457855][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.578959][   T12] ------------[ cut here ]------------
| [   55.579119][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.579551][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.580161][   T12] Tainted: [W]=WARN
[   55.580256][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.580417][   T12] Workqueue: netns cleanup_net
[   55.580551][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.580717][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.581177][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.581334][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c099c40 RCX: 1ff4000000018eaf
[   55.581530][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c099cfc
[   55.581716][   T12] RBP: ff110000116a9000 R08: 1fe22000018133a1 R09: ff11000001afd260
[   55.581902][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   55.582087][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   55.582279][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   55.582506][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.582663][   T12] CR2: 00007fefdcd88430 CR3: 000000000af24005 CR4: 0000000000771ef0
[   55.582849][   T12] PKRU: 55555554
[   55.582943][   T12] Call Trace:
[   55.583036][   T12]  <TASK>
[   55.583107][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.583235][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.583332][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.583463][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.583589][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.583714][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.583841][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.583966][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.584124][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   55.584251][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.584417][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.584542][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.584666][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   55.584791][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.584948][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.585076][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.585206][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.585331][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.585462][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.585587][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.585710][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.585837][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.585964][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.586090][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.586220][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.586348][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.586479][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.586608][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.586733][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.586858][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.586989][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.587121][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.587250][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.587385][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.587508][   T12]  kthread (kernel/kthread.c:436)
[   55.587601][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.587760][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.587893][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.588017][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.588177][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.588300][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.588431][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.590904][   T12] ------------[ cut here ]------------
| [   55.591027][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.591268][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.592448][   T12] Tainted: [W]=WARN
[   55.592606][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.592756][   T12] Workqueue: netns cleanup_net
[   55.592880][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.593036][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.593536][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.593687][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4b9a80 RCX: 1ff4000000018ed5
[   55.593866][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4b9b3c
[   55.594044][   T12] RBP: ff110000116a9000 R08: 1fe2200001897369 R09: ff11000001afd260
[   55.594227][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.594454][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.594633][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   55.594842][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.594995][   T12] CR2: 00007fefdcd88430 CR3: 000000003b139001 CR4: 0000000000771ef0
[   55.595181][   T12] PKRU: 55555554
[   55.595270][   T12] Call Trace:
[   55.595422][   T12]  <TASK>
[   55.595485][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.595642][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.595798][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.595920][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.596041][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.596167][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.596287][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.596412][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.596531][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.596652][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.596773][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.596894][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.597017][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.597140][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.597259][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.597385][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.597505][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.597628][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.597751][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.597870][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.597997][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.598123][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.598241][   T12]  kthread (kernel/kthread.c:436)
[   55.598331][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.598484][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.598604][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.598725][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.598875][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.598995][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.599120][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.719424][   T12] ------------[ cut here ]------------
| [   55.719574][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.719817][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.720425][   T12] Tainted: [W]=WARN
[   55.720520][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.720676][   T12] Workqueue: netns cleanup_net
[   55.720809][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.720976][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.721432][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.721582][   T12] RAX: 00000000ffffffa6 RBX: ff110000139eee40 RCX: 1ff4000000018eaf
[   55.721763][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000139eeefc
[   55.721947][   T12] RBP: ff1100001145c000 R08: 1fe220000273dde1 R09: ff11000001afd260
[   55.722136][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   55.722330][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   55.722519][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   55.722733][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.722886][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000008c66006 CR4: 0000000000771ef0
[   55.723067][   T12] PKRU: 55555554
[   55.723163][   T12] Call Trace:
[   55.723254][   T12]  <TASK>
[   55.723319][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.723449][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.723546][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.723667][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.723788][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.723913][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.724042][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.724168][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.724318][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   55.724446][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.724598][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.724719][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.724839][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   55.724961][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.725123][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.725247][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.725372][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.725490][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.725611][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.725734][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.725856][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.725984][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.726118][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.726244][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.726377][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.726504][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.726627][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.726754][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.726875][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.727000][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.727130][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.727250][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.727377][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.727503][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.727623][   T12]  kthread (kernel/kthread.c:436)
[   55.727715][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.727865][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.727991][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.728123][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.728278][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.728403][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.728525][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.730899][   T12] ------------[ cut here ]------------
| [   55.731031][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.731273][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.731962][   T12] Tainted: [W]=WARN
[   55.732048][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.732197][   T12] Workqueue: netns cleanup_net
[   55.732316][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.732476][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.732895][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.733042][   T12] RAX: 00000000ffffffa6 RBX: ff11000011c62040 RCX: 1ff4000000018ed5
[   55.733220][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011c620fc
[   55.733398][   T12] RBP: ff1100001145c000 R08: 1fe220000238c421 R09: ff11000001afd260
[   55.733571][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.733744][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.733922][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   55.734133][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.734280][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000008c66006 CR4: 0000000000771ef0
[   55.734461][   T12] PKRU: 55555554
[   55.734549][   T12] Call Trace:
[   55.734636][   T12]  <TASK>
[   55.734697][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.734847][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.734993][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.735116][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.735232][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.735348][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.735470][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.735589][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.735705][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.735826][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.735944][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.736059][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.736183][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.736301][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.736425][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.736547][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.736667][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.736786][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.736907][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.737026][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.737153][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.737274][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.737397][   T12]  kthread (kernel/kthread.c:436)
[   55.737486][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.737634][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.737753][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.737870][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.738021][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.738142][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.738262][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.848255][   T12] ------------[ cut here ]------------
| [   55.849185][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.850071][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.850700][   T12] Tainted: [W]=WARN
[   55.850792][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.850945][   T12] Workqueue: netns cleanup_net
[   55.851072][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.851239][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.851687][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.851844][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c78a3c0 RCX: 1ff4000000018eaf
[   55.852028][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c78a47c
[   55.852218][   T12] RBP: ff11000011e91000 R08: 1fe22000018f1491 R09: ff11000001afd260
[   55.852405][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   55.852585][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   55.852777][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   55.853001][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.853163][   T12] CR2: 00007ff8e4bdec20 CR3: 0000000011b67002 CR4: 0000000000771ef0
[   55.853350][   T12] PKRU: 55555554
[   55.853447][   T12] Call Trace:
[   55.853545][   T12]  <TASK>
[   55.853610][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.853737][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.853839][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.853968][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.854097][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.854219][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.854347][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.854476][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.854629][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   55.854757][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.854919][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.855047][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.855175][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   55.855302][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.855469][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.855599][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.855730][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.855857][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.855982][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.856111][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.856237][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.856372][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.856502][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.856630][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.856761][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.856890][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.857017][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.857150][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.857275][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.857403][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.857537][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.857665][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.857799][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.857930][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.858057][   T12]  kthread (kernel/kthread.c:436)
[   55.858159][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.858317][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.858449][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.858580][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.858741][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.858866][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.858990][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.861193][   T12] ------------[ cut here ]------------
| [   55.861316][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.862194][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.862933][   T12] Tainted: [W]=WARN
[   55.863026][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.863182][   T12] Workqueue: netns cleanup_net
[   55.863309][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.863540][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.863970][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.864123][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c78b540 RCX: 1ff4000000018ed5
[   55.864300][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c78b5fc
[   55.864550][   T12] RBP: ff11000011e91000 R08: 1fe22000018f16c1 R09: ff11000001afd260
[   55.864726][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.864901][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.865080][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   55.865290][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.865503][   T12] CR2: 00007ff8e4bdec20 CR3: 000000003b139006 CR4: 0000000000771ef0
[   55.865684][   T12] PKRU: 55555554
[   55.865771][   T12] Call Trace:
[   55.865863][   T12]  <TASK>
[   55.865927][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.866082][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.866240][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.866426][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.866548][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.866667][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.866786][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.866905][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.867021][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.867146][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.867266][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.867459][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.867584][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.867704][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.867822][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.867941][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.868060][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.868182][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.868306][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.868445][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.868569][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.868692][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.868809][   T12]  kthread (kernel/kthread.c:436)
[   55.868899][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.869046][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.869175][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.869298][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.869452][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.869572][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.869696][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.983226][   T12] ------------[ cut here ]------------
| [   55.983394][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.983664][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.984288][   T12] Tainted: [W]=WARN
[   55.984390][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.984551][   T12] Workqueue: netns cleanup_net
[   55.984684][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.984852][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.985309][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.985474][   T12] RAX: 00000000ffffffa6 RBX: ff110000133a5c40 RCX: 1ff4000000018eaf
[   55.985664][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133a5cfc
[   55.985853][   T12] RBP: ff110000115f1000 R08: 1fe2200002674ba1 R09: ff11000001afd260
[   55.986044][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   55.986243][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   55.986434][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   55.986657][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.986825][   T12] CR2: 00007f5d8626a574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   55.987014][   T12] PKRU: 55555554
[   55.987112][   T12] Call Trace:
[   55.987207][   T12]  <TASK>
[   55.987273][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.987410][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.987506][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.987634][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.987763][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.987887][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.988014][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.988141][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.988299][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   55.988438][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.988599][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.988723][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.988852][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   55.988977][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.989136][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.989262][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.989393][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.989520][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.989651][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.989775][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.989898][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.990024][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.990154][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   55.990277][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.990406][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.990530][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.990651][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.990777][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.990899][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.991023][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.991155][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.991278][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.991422][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.991550][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.991675][   T12]  kthread (kernel/kthread.c:436)
[   55.991770][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.991925][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.992048][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.992173][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.992326][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.992457][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.992581][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.994776][   T12] ------------[ cut here ]------------
| [   55.994897][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.995129][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   55.995717][   T12] Tainted: [W]=WARN
[   55.995807][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.995955][   T12] Workqueue: netns cleanup_net
[   55.996082][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.996245][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.996691][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.996850][   T12] RAX: 00000000ffffffa6 RBX: ff11000013544580 RCX: 1ff4000000018ed5
[   55.997029][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001354463c
[   55.997217][   T12] RBP: ff110000115f1000 R08: 1fe22000026a88c9 R09: ff11000001afd260
[   55.997405][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.997591][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.997777][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   55.997995][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.998154][   T12] CR2: 00007f5d8626a574 CR3: 000000003b139002 CR4: 0000000000771ef0
[   55.998340][   T12] PKRU: 55555554
[   55.998436][   T12] Call Trace:
[   55.998528][   T12]  <TASK>
[   55.998592][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.998748][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.998903][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.999029][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.999156][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   55.999278][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   55.999404][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.999529][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.999654][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   55.999780][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.999907][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.000031][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.000163][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.000286][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.000415][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.000541][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.000687][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.000807][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.000931][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.001053][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.001183][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.001311][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.001436][   T12]  kthread (kernel/kthread.c:436)
[   56.001528][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.001682][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.001806][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.001931][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.002090][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.002215][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.002340][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.112183][   T12] ------------[ cut here ]------------
| [   56.112334][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   56.112586][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.113193][   T12] Tainted: [W]=WARN
[   56.113288][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.113450][   T12] Workqueue: netns cleanup_net
[   56.113580][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.113743][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.114195][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   56.114356][   T12] RAX: 00000000ffffffa6 RBX: ff110000131c2740 RCX: 1ff4000000018eaf
[   56.114563][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131c27fc
[   56.114759][   T12] RBP: ff11000011754000 R08: 1fe2200002638501 R09: ff11000001afd260
[   56.114942][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   56.115129][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   56.115313][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   56.115544][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.115699][   T12] CR2: 00007f3bf54ff000 CR3: 000000003b139002 CR4: 0000000000771ef0
[   56.115885][   T12] PKRU: 55555554
[   56.115981][   T12] Call Trace:
[   56.116075][   T12]  <TASK>
[   56.116141][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.116268][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.116372][   T12]  netif_close_many (net/core/dev.c:1804)
[   56.116498][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.116622][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.116743][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.116866][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   56.116990][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   56.117149][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   56.117271][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   56.117431][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   56.117555][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.117680][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   56.117805][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.117963][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.118093][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.118220][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.118341][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.118472][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.118597][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.118722][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.118848][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.118973][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.119099][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.119222][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.119345][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.119476][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.119599][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.119725][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.119855][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.119983][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.120111][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.120238][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.120371][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.120494][   T12]  kthread (kernel/kthread.c:436)
[   56.120586][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.120737][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.120861][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.120984][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.121141][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.121263][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.121391][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.123609][   T12] ------------[ cut here ]------------
| [   56.123732][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   56.123965][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.124546][   T12] Tainted: [W]=WARN
[   56.124636][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.124784][   T12] Workqueue: netns cleanup_net
[   56.124909][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.125064][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.125498][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   56.125645][   T12] RAX: 00000000ffffffa6 RBX: ff110000131c38c0 RCX: 1ff4000000018ed5
[   56.125823][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131c397c
[   56.125997][   T12] RBP: ff11000011754000 R08: 1fe2200002638731 R09: ff11000001afd260
[   56.126176][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.126364][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.126558][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   56.126762][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.126909][   T12] CR2: 00007f3bf54ff000 CR3: 000000003b139002 CR4: 0000000000771ef0
[   56.127092][   T12] PKRU: 55555554
[   56.127182][   T12] Call Trace:
[   56.127272][   T12]  <TASK>
[   56.127336][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.127491][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.127639][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.127760][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.127882][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.128000][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.128124][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.128244][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.128368][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.128490][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.128612][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.128731][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.128852][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.128970][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.129096][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.129215][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.129332][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.129457][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.129578][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.129696][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.129818][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.129941][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.130058][   T12]  kthread (kernel/kthread.c:436)
[   56.130150][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.130298][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.130422][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.130540][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.130687][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.130805][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.130924][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.249673][   T12] ------------[ cut here ]------------
| [   56.249806][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   56.250044][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.250646][   T12] Tainted: [W]=WARN
[   56.250738][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.250890][   T12] Workqueue: netns cleanup_net
[   56.251019][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.251184][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.251627][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   56.251789][   T12] RAX: 00000000ffffffa6 RBX: ff11000012114040 RCX: 1ff4000000018eaf
[   56.251975][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000121140fc
[   56.252165][   T12] RBP: ff110000122a1000 R08: 1fe2200002422821 R09: ff11000001afd260
[   56.252352][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   56.252538][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   56.252722][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   56.252937][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.253093][   T12] CR2: 00007f30e7d1a430 CR3: 000000003b139003 CR4: 0000000000771ef0
[   56.253282][   T12] PKRU: 55555554
[   56.253382][   T12] Call Trace:
[   56.253473][   T12]  <TASK>
[   56.253537][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.253663][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.253759][   T12]  netif_close_many (net/core/dev.c:1804)
[   56.253883][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.254003][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.254130][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.254254][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   56.254385][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   56.254538][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   56.254663][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   56.254819][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   56.254941][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.255062][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   56.255195][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.255353][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.255537][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.255663][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.255787][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.255911][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.256035][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.256165][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.256294][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.256565][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.256692][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.256824][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.256949][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.257075][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.257208][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.257331][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.257528][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.257655][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.257780][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.257908][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.258036][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.258164][   T12]  kthread (kernel/kthread.c:436)
[   56.258259][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.258481][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.258605][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.258732][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.258887][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.259011][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.259140][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.264164][   T12] ------------[ cut here ]------------
| [   56.264328][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   56.264626][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.265301][   T12] Tainted: [W]=WARN
[   56.265451][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.265647][   T12] Workqueue: netns cleanup_net
[   56.265817][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.266016][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.266506][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   56.266700][   T12] RAX: 00000000ffffffa6 RBX: ff110000121151c0 RCX: 1ff4000000018ed5
[   56.266920][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001211527c
[   56.267149][   T12] RBP: ff110000122a1000 R08: 1fe2200002422a51 R09: ff11000001afd260
[   56.267383][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.267606][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.267830][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   56.268084][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.268285][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000011134001 CR4: 0000000000771ef0
[   56.268525][   T12] PKRU: 55555554
[   56.268659][   T12] Call Trace:
[   56.268794][   T12]  <TASK>
[   56.268902][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.269109][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.269306][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.269488][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.269656][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.269824][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.269991][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.270164][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.270329][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.270512][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.270683][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.270850][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.271027][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.271204][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.271383][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.271551][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.271718][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.271887][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.272058][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.272235][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.272422][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.272594][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.272760][   T12]  kthread (kernel/kthread.c:436)
[   56.272897][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.273098][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.273265][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.273451][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.273647][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.273814][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.273980][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.370837][   T12] ------------[ cut here ]------------
| [   56.371006][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   56.371292][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.371989][   T12] Tainted: [W]=WARN
[   56.372132][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.372326][   T12] Workqueue: netns cleanup_net
[   56.372513][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.372721][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.373207][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   56.373425][   T12] RAX: 00000000ffffffa6 RBX: ff1100000f21be00 RCX: 1ff4000000018eaf
[   56.373659][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f21bebc
[   56.373884][   T12] RBP: ff1100001238c000 R08: 1fe2200001e437d9 R09: ff11000001afd260
[   56.374115][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   56.374339][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   56.374585][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   56.374844][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.375042][   T12] CR2: 00007f22a7407680 CR3: 000000003b139006 CR4: 0000000000771ef0
[   56.375277][   T12] PKRU: 55555554
[   56.375426][   T12] Call Trace:
[   56.375566][   T12]  <TASK>
[   56.375675][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.375850][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.375995][   T12]  netif_close_many (net/core/dev.c:1804)
[   56.376173][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.376342][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.376524][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.376696][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   56.376870][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   56.377071][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   56.377251][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   56.377466][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   56.377640][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.377823][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   56.377996][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.378213][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.378400][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.378573][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.378743][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.378917][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.379099][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.379268][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.379457][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.379631][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.379801][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.379975][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.380157][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.380326][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.380510][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.380684][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.380858][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.381034][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.381211][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.381400][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.381575][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.381746][   T12]  kthread (kernel/kthread.c:436)
[   56.381889][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.382098][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.382270][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.382457][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.382657][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.382829][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.383001][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.385667][   T12] ------------[ cut here ]------------
| [   56.385828][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   56.386116][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.386899][   T12] Tainted: [W]=WARN
[   56.387035][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.387254][   T12] Workqueue: netns cleanup_net
[   56.387434][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.387642][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.388112][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   56.388311][   T12] RAX: 00000000ffffffa6 RBX: ff1100000f21ac80 RCX: 1ff4000000018ed5
[   56.388546][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f21ad3c
[   56.388767][   T12] RBP: ff1100001238c000 R08: 1fe2200001e435a9 R09: ff11000001afd260
[   56.388989][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.389223][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.389458][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   56.389712][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.389906][   T12] CR2: 000055e5ee3c89d8 CR3: 000000003b139006 CR4: 0000000000771ef0
[   56.390136][   T12] PKRU: 55555554
[   56.390274][   T12] Call Trace:
[   56.390423][   T12]  <TASK>
[   56.390531][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.390731][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.390928][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.391105][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.391275][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.391458][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.391629][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.391795][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.391960][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.392136][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.392307][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.392483][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.392657][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.392824][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.392988][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.393163][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.393327][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.393505][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.393675][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.393840][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.394013][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.394224][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.394404][   T12]  kthread (kernel/kthread.c:436)
[   56.394543][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.394736][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.394905][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.395072][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.395278][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.395490][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.395658][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.481710][   T12] ------------[ cut here ]------------
| [   56.481875][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   56.482160][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.482855][   T12] Tainted: [W]=WARN
[   56.482992][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.483191][   T12] Workqueue: netns cleanup_net
[   56.483379][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.483584][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.484066][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   56.484284][   T12] RAX: 00000000ffffffa6 RBX: ff110000131a9380 RCX: 1ff4000000018eaf
[   56.484529][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131a943c
[   56.484760][   T12] RBP: ff11000012071000 R08: 1fe2200002635289 R09: ff11000001afd260
[   56.484991][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   56.485226][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   56.485471][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   56.485735][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.485934][   T12] CR2: 00007fccbc56b574 CR3: 000000003b139006 CR4: 0000000000771ef0
[   56.486185][   T12] PKRU: 55555554
[   56.486324][   T12] Call Trace:
[   56.486472][   T12]  <TASK>
[   56.486582][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.486758][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.486905][   T12]  netif_close_many (net/core/dev.c:1804)
[   56.487078][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.487258][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.487440][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.487613][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   56.487786][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   56.487987][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   56.488167][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   56.488381][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   56.488554][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.488727][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   56.488929][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.489140][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.489346][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.489536][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.489706][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.489880][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.490054][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.490228][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.490419][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.490596][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.490767][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.490941][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.491122][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.491292][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.491472][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.491644][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.491816][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.491991][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.492165][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.492341][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.492530][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.492702][   T12]  kthread (kernel/kthread.c:436)
[   56.492843][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.493044][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.493241][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.493429][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.493663][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.493836][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.494008][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.496697][   T12] ------------[ cut here ]------------
| [   56.496863][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   56.497152][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.497827][   T12] Tainted: [W]=WARN
[   56.497963][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.498165][   T12] Workqueue: netns cleanup_net
[   56.498337][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.498556][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.499052][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   56.499262][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c78b540 RCX: 1ff4000000018ed5
[   56.499506][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c78b5fc
[   56.499735][   T12] RBP: ff11000012071000 R08: 1fe22000018f16c1 R09: ff11000001afd260
[   56.499963][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.500193][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.500440][   T12] FS:  0000000000000000(0000) GS:ff110000776ac000(0000) knlGS:0000000000000000
[   56.500700][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.500895][   T12] CR2: 000055e5ee3c89d8 CR3: 0000000008c66002 CR4: 0000000000771ef0
[   56.501124][   T12] PKRU: 55555554
[   56.501258][   T12] Call Trace:
[   56.501408][   T12]  <TASK>
[   56.501519][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.501722][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.501920][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.502098][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.502270][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.502516][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.502733][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.502955][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.503173][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.503406][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.503621][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.503836][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.504053][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.504274][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.504499][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.504714][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.504926][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.505149][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.505381][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.505635][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.505860][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.506080][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.506304][   T12]  kthread (kernel/kthread.c:436)
[   56.506503][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.506749][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.506966][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.507189][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.507448][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.507663][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.507879][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.597700][   T12] ------------[ cut here ]------------
| [   56.597859][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   56.598116][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.598744][   T12] Tainted: [W]=WARN
[   56.598841][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.598999][   T12] Workqueue: netns cleanup_net
[   56.599137][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.599306][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.599787][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   56.599948][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c0b5700 RCX: 1ff4000000018eaf
[   56.600145][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c0b57bc
[   56.600335][   T12] RBP: ff1100001213c000 R08: 1fe2200001816af9 R09: ff11000001afd260
[   56.600528][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   56.600718][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   56.600909][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   56.601135][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.601296][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000008c66002 CR4: 0000000000771ef0
[   56.601497][   T12] PKRU: 55555554
[   56.601593][   T12] Call Trace:
[   56.601688][   T12]  <TASK>
[   56.601755][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.601885][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.601985][   T12]  netif_close_many (net/core/dev.c:1804)
[   56.602117][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.602246][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.602382][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.602511][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   56.602639][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   56.602799][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   56.602929][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   56.603095][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   56.603223][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.603350][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   56.603485][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.603647][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.603776][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.603904][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.604031][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.604163][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.604290][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.604423][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.604554][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.604684][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.604811][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.604943][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.605070][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.605205][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.605332][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.605462][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.605592][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.605725][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.605852][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.605985][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.606120][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.606245][   T12]  kthread (kernel/kthread.c:436)
[   56.606341][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.606507][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.606636][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.606765][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.606925][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.607053][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.607185][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.609397][   T12] ------------[ cut here ]------------
| [   56.609530][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   56.609771][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.610492][   T12] Tainted: [W]=WARN
[   56.610584][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.610736][   T12] Workqueue: netns cleanup_net
[   56.610865][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.611028][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.611473][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   56.611625][   T12] RAX: 00000000ffffffa6 RBX: ff1100000bdc43c0 RCX: 1ff4000000018ed5
[   56.611806][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bdc447c
[   56.611986][   T12] RBP: ff1100001213c000 R08: 1fe22000017b8891 R09: ff11000001afd260
[   56.612170][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.612350][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.612535][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   56.612745][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.612896][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000008c66002 CR4: 0000000000771ef0
[   56.613080][   T12] PKRU: 55555554
[   56.613179][   T12] Call Trace:
[   56.613269][   T12]  <TASK>
[   56.613333][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.613491][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.613644][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.613771][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.613893][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.614015][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.614143][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.614260][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.614384][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.614506][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.614627][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.614746][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.614870][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.614988][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.615116][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.615238][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.615362][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.615482][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.615604][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.615722][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.615852][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.615974][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.616096][   T12]  kthread (kernel/kthread.c:436)
[   56.616192][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.616381][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.616505][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.616631][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.616786][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.616906][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.617025][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.733952][   T12] ------------[ cut here ]------------
| [   56.734105][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   56.734347][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.734949][   T12] Tainted: [W]=WARN
[   56.735043][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.735201][   T12] Workqueue: netns cleanup_net
[   56.735328][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.735495][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.735946][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   56.736105][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f93a80 RCX: 1ff4000000018eaf
[   56.736288][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f93b3c
[   56.736481][   T12] RBP: ff110000126ec000 R08: 1fe22000027f2769 R09: ff11000001afd260
[   56.736669][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   56.736855][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   56.737052][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   56.737283][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.737448][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000008c66002 CR4: 0000000000771ef0
[   56.737640][   T12] PKRU: 55555554
[   56.737736][   T12] Call Trace:
[   56.737831][   T12]  <TASK>
[   56.737899][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.738026][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.738123][   T12]  netif_close_many (net/core/dev.c:1804)
[   56.738246][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.738376][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.738501][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.738631][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   56.738757][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   56.738912][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   56.739040][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   56.739212][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   56.739347][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.739487][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   56.739622][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.739793][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.739929][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.740059][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.740190][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.740314][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.740443][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.740568][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.740695][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.740822][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.740946][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.741077][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.741210][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.741334][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.741465][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.741597][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.741725][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.741856][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.741984][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.742121][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.742258][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.742400][   T12]  kthread (kernel/kthread.c:436)
[   56.742501][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.742667][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.742803][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.742937][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.743107][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.743239][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.743373][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.745579][   T12] ------------[ cut here ]------------
| [   56.745703][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   56.745936][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.746532][   T12] Tainted: [W]=WARN
[   56.746628][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.746786][   T12] Workqueue: netns cleanup_net
[   56.746917][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.747083][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.747527][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   56.747682][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f92e40 RCX: 1ff4000000018ed5
[   56.747869][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f92efc
[   56.748054][   T12] RBP: ff110000126ec000 R08: 1fe22000027f25e1 R09: ff11000001afd260
[   56.748246][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.748435][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.748622][   T12] FS:  0000000000000000(0000) GS:ff1100007772c000(0000) knlGS:0000000000000000
[   56.748835][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.748991][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139006 CR4: 0000000000771ef0
[   56.749182][   T12] PKRU: 55555554
[   56.749274][   T12] Call Trace:
[   56.749370][   T12]  <TASK>
[   56.749435][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.749671][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.749831][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.749958][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.750083][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.750289][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.750419][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.750544][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.750668][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.750872][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.750999][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.751128][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.751256][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.751466][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.751590][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.751715][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.751839][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.752043][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.752176][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.752300][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.752434][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.752640][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.752763][   T12]  kthread (kernel/kthread.c:436)
[   56.752856][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.753013][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.753215][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.753341][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.753502][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.753626][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.753827][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.869591][   T12] ------------[ cut here ]------------
| [   56.869751][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   56.869996][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.870708][   T12] Tainted: [W]=WARN
[   56.870802][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.870954][   T12] Workqueue: netns cleanup_net
[   56.871083][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.871251][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.871706][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   56.871865][   T12] RAX: 00000000ffffffa6 RBX: ff11000012114ac0 RCX: 1ff4000000018eaf
[   56.872048][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012114b7c
[   56.872234][   T12] RBP: ff11000011264000 R08: 1fe2200002422971 R09: ff11000001afd260
[   56.872423][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   56.872603][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   56.872786][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   56.872999][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.873156][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139001 CR4: 0000000000771ef0
[   56.873339][   T12] PKRU: 55555554
[   56.873436][   T12] Call Trace:
[   56.873528][   T12]  <TASK>
[   56.873592][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.873716][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.873810][   T12]  netif_close_many (net/core/dev.c:1804)
[   56.873932][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.874054][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.874180][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.874301][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   56.874429][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   56.874581][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   56.874705][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   56.874859][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   56.874982][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.875108][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   56.875230][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.875398][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.875523][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.875645][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.875766][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.875889][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.876011][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.876136][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.876262][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.876392][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.876513][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.876639][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.876765][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.876887][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.877011][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.877136][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.877258][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.877390][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.877516][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.877646][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.877774][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.877899][   T12]  kthread (kernel/kthread.c:436)
[   56.877991][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.878154][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.878281][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.878412][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.878568][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.878689][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.878809][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.880964][   T12] ------------[ cut here ]------------
| [   56.881081][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   56.881313][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   56.881974][   T12] Tainted: [W]=WARN
[   56.882062][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.882210][   T12] Workqueue: netns cleanup_net
[   56.882330][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.882489][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.882911][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   56.883057][   T12] RAX: 00000000ffffffa6 RBX: ff11000013545e00 RCX: 1ff4000000018ed5
[   56.883237][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013545ebc
[   56.883417][   T12] RBP: ff11000011264000 R08: 1fe22000026a8bd9 R09: ff11000001afd260
[   56.883588][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   56.883762][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.883940][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   56.884148][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.884293][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139001 CR4: 0000000000771ef0
[   56.884473][   T12] PKRU: 55555554
[   56.884559][   T12] Call Trace:
[   56.884645][   T12]  <TASK>
[   56.884706][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.884852][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.885000][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   56.885122][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   56.885239][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   56.885353][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   56.885505][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   56.885621][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.885737][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   56.885856][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   56.885974][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   56.886093][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.886212][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   56.886328][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   56.886448][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   56.886565][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.886682][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.886801][   T12]  process_one_work (kernel/workqueue.c:3314)
[   56.886920][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.887035][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.887166][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.887286][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.887407][   T12]  kthread (kernel/kthread.c:436)
[   56.887496][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.887640][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.887756][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.887872][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.888017][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.888138][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.888254][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.005163][   T12] ------------[ cut here ]------------
| [   57.005314][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   57.005580][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.006177][   T12] Tainted: [W]=WARN
[   57.006268][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.006427][   T12] Workqueue: netns cleanup_net
[   57.006554][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.006711][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.007159][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   57.007311][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d9e580 RCX: 1ff4000000018eaf
[   57.007500][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d9e63c
[   57.007680][   T12] RBP: ff11000012589000 R08: 1fe22000027b3cc9 R09: ff11000001afd260
[   57.007860][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   57.008041][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   57.008227][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   57.008448][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.008602][   T12] CR2: 00007f08120ad574 CR3: 000000003b139003 CR4: 0000000000771ef0
[   57.008784][   T12] PKRU: 55555554
[   57.008875][   T12] Call Trace:
[   57.008966][   T12]  <TASK>
[   57.009032][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.009159][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.009251][   T12]  netif_close_many (net/core/dev.c:1804)
[   57.009430][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.009557][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.009685][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.009809][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   57.009931][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   57.010079][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   57.010206][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   57.010409][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   57.010532][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.010652][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   57.010774][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.010926][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.011053][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.011186][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.011308][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.011459][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.011586][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.011707][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.011832][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.011955][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.012076][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.012204][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.012326][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.012458][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.012586][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.012711][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.012838][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.012967][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.013094][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.013225][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.013362][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.013483][   T12]  kthread (kernel/kthread.c:436)
[   57.013576][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.013728][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.013851][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.013972][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.014129][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.014248][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.014373][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.023385][   T12] ------------[ cut here ]------------
| [   57.023534][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   57.023770][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.024402][   T12] Tainted: [W]=WARN
[   57.024509][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.024656][   T12] Workqueue: netns cleanup_net
[   57.024779][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.024932][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.025370][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   57.025518][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d9f700 RCX: 1ff4000000018ed5
[   57.025698][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d9f7bc
[   57.025875][   T12] RBP: ff11000012589000 R08: 1fe22000027b3ef9 R09: ff11000001afd260
[   57.026051][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   57.026230][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.026415][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   57.026620][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.026765][   T12] CR2: 00007f08120ad574 CR3: 000000003b139003 CR4: 0000000000771ef0
[   57.026940][   T12] PKRU: 55555554
[   57.027027][   T12] Call Trace:
[   57.027121][   T12]  <TASK>
[   57.027183][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   57.027393][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.027551][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.027674][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.027797][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.027916][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.028037][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.028164][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.028285][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.028414][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.028535][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.028651][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.028771][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.028890][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.029011][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.029136][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.029252][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.029373][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.029493][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.029610][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.029732][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.029853][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.029970][   T12]  kthread (kernel/kthread.c:436)
[   57.030058][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.030210][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.030328][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.030453][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.030599][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.030717][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.030836][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.138561][   T12] ------------[ cut here ]------------
| [   57.138710][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   57.138952][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.139564][   T12] Tainted: [W]=WARN
[   57.139658][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.139810][   T12] Workqueue: netns cleanup_net
[   57.139936][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.140101][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.140549][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   57.140701][   T12] RAX: 00000000ffffffa6 RBX: ff110000139ef000 RCX: 1ff4000000018eaf
[   57.140882][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000139ef0bc
[   57.141062][   T12] RBP: ff11000011879000 R08: 1fe220000273de19 R09: ff11000001afd260
[   57.141251][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   57.141489][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   57.141673][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   57.141888][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.142042][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139003 CR4: 0000000000771ef0
[   57.142232][   T12] PKRU: 55555554
[   57.142325][   T12] Call Trace:
[   57.142465][   T12]  <TASK>
[   57.142531][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.142662][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.142756][   T12]  netif_close_many (net/core/dev.c:1804)
[   57.142879][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.143000][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.143126][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.143248][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   57.143376][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   57.143526][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   57.143650][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   57.143805][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   57.143927][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.144049][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   57.144177][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.144332][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.144462][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.144585][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.144706][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.144829][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.144952][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.145076][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.145208][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.145333][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.145460][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.145586][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.145709][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.145830][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.145953][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.146077][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.146209][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.146335][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.146464][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.146594][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.146727][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.146851][   T12]  kthread (kernel/kthread.c:436)
[   57.146944][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.147104][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.147229][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.147354][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.147517][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.147639][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.147763][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.151492][   T12] ------------[ cut here ]------------
| [   57.151626][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   57.151862][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.152494][   T12] Tainted: [W]=WARN
[   57.152583][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.152730][   T12] Workqueue: netns cleanup_net
[   57.152852][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.153007][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.153478][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   57.153630][   T12] RAX: 00000000ffffffa6 RBX: ff11000011c62200 RCX: 1ff4000000018ed5
[   57.153809][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011c622bc
[   57.153987][   T12] RBP: ff11000011879000 R08: 1fe220000238c459 R09: ff11000001afd260
[   57.154170][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   57.154349][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.154575][   T12] FS:  0000000000000000(0000) GS:ff1100007762c000(0000) knlGS:0000000000000000
[   57.154782][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.154931][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139003 CR4: 0000000000771ef0
[   57.155112][   T12] PKRU: 55555554
[   57.155201][   T12] Call Trace:
[   57.155289][   T12]  <TASK>
[   57.155350][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   57.155550][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.155703][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.155830][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.155952][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.156076][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.156203][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.156325][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.156493][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.156616][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.156739][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.156862][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.156986][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.157110][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.157229][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.157355][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.157525][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.157647][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.157772][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.157893][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.158017][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.158144][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.158265][   T12]  kthread (kernel/kthread.c:436)
[   57.158355][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.158552][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.158672][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.158792][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.158943][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.159064][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.159189][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.265816][   T12] ------------[ cut here ]------------
| [   57.265972][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   57.266216][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.266814][   T12] Tainted: [W]=WARN
[   57.266905][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.267056][   T12] Workqueue: netns cleanup_net
[   57.267185][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.267343][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.267798][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   57.267952][   T12] RAX: 00000000ffffffa6 RBX: ff110000131a8c80 RCX: 1ff4000000018eaf
[   57.268141][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131a8d3c
[   57.268319][   T12] RBP: ff110000112f4000 R08: 1fe22000026351a9 R09: ff11000001afd260
[   57.268505][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   57.268683][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   57.268868][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   57.269084][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.269249][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000008c66004 CR4: 0000000000771ef0
[   57.269441][   T12] PKRU: 55555554
[   57.269533][   T12] Call Trace:
[   57.269623][   T12]  <TASK>
[   57.269686][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.269811][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.269905][   T12]  netif_close_many (net/core/dev.c:1804)
[   57.270028][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.270158][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.270282][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.270413][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   57.270536][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   57.270694][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   57.270822][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   57.270976][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   57.271106][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.271227][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   57.271351][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.271518][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.271644][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.271771][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.271893][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.272020][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.272149][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.272273][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.272403][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.272529][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.272653][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.272779][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.272901][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.273025][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.273154][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.273279][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.273412][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.273541][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.273665][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.273793][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.273921][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.274047][   T12]  kthread (kernel/kthread.c:436)
[   57.274144][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.274299][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.274430][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.274556][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.274712][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.274836][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.274960][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.277150][   T12] ------------[ cut here ]------------
| [   57.277274][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   57.277638][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.278212][   T12] Tainted: [W]=WARN
[   57.278302][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.278456][   T12] Workqueue: netns cleanup_net
[   57.278578][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.278731][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.279165][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   57.279314][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c78bc40 RCX: 1ff4000000018ed5
[   57.279501][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c78bcfc
[   57.279677][   T12] RBP: ff110000112f4000 R08: 1fe22000018f17a1 R09: ff11000001afd260
[   57.279856][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   57.280036][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.280218][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   57.280432][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.280582][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139001 CR4: 0000000000771ef0
[   57.280759][   T12] PKRU: 55555554
[   57.280847][   T12] Call Trace:
[   57.280935][   T12]  <TASK>
[   57.280997][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   57.281155][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.281306][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.281432][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.281553][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.281671][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.281791][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.281910][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.282028][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.282154][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.282276][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.282399][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.282520][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.282639][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.282757][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.282882][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.282999][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.283122][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.283245][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.283376][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.283505][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.283631][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.283750][   T12]  kthread (kernel/kthread.c:436)
[   57.283839][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.283989][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.284118][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.284238][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.284394][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.284515][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.284638][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.394904][   T12] ------------[ cut here ]------------
| [   57.395036][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   57.395284][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.395897][   T12] Tainted: [W]=WARN
[   57.395992][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.396152][   T12] Workqueue: netns cleanup_net
[   57.396281][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.396454][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.396894][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   57.397050][   T12] RAX: 00000000ffffffa6 RBX: ff1100000f0e11c0 RCX: 1ff4000000018eaf
[   57.397236][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f0e127c
[   57.397431][   T12] RBP: ff11000012cb1000 R08: 1fe2200001e1c251 R09: ff11000001afd260
[   57.397613][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   57.397797][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   57.397983][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   57.398207][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.398367][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139001 CR4: 0000000000771ef0
[   57.398554][   T12] PKRU: 55555554
[   57.398648][   T12] Call Trace:
[   57.398740][   T12]  <TASK>
[   57.398805][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.398931][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.399026][   T12]  netif_close_many (net/core/dev.c:1804)
[   57.399155][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.399280][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.399409][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.399532][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   57.399654][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   57.399805][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   57.399930][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   57.400083][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   57.400210][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.400334][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   57.400462][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.400618][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.400743][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.400867][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.400990][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.401118][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.401243][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.401371][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.401497][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.401623][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.401747][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.401874][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.401995][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.402122][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.402248][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.402376][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.402504][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.402635][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.402758][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.402885][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.403015][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.403143][   T12]  kthread (kernel/kthread.c:436)
[   57.403236][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.403400][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.403525][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.403651][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.403807][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.403934][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.404059][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.406231][   T12] ------------[ cut here ]------------
| [   57.406349][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   57.406590][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.407164][   T12] Tainted: [W]=WARN
[   57.407252][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.407518][   T12] Workqueue: netns cleanup_net
[   57.407641][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.407795][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.408228][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   57.408383][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c0b5700 RCX: 1ff4000000018ed5
[   57.408559][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c0b57bc
[   57.408736][   T12] RBP: ff11000012cb1000 R08: 1fe2200001816af9 R09: ff11000001afd260
[   57.408921][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   57.409102][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.409280][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   57.409490][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.409638][   T12] CR2: 000055e5d7ab9d5c CR3: 000000003b139001 CR4: 0000000000771ef0
[   57.409815][   T12] PKRU: 55555554
[   57.409903][   T12] Call Trace:
[   57.409990][   T12]  <TASK>
[   57.410051][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   57.410206][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.410361][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.410483][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.410601][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.410719][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.410837][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.410955][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.411073][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.411209][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.411329][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.411467][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.411588][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.411708][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.411825][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.411945][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.412062][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.412187][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.412310][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.412433][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.412559][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.412681][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.412799][   T12]  kthread (kernel/kthread.c:436)
[   57.412891][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.413040][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.413167][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.413287][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.413445][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.413565][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.413683][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.522076][   T12] ------------[ cut here ]------------
| [   57.522237][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   57.522500][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.523113][   T12] Tainted: [W]=WARN
[   57.523211][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.523730][   T12] Workqueue: netns cleanup_net
[   57.523863][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.524031][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.524492][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   57.524652][   T12] RAX: 00000000ffffffa6 RBX: ff11000012114c80 RCX: 1ff4000000018eaf
[   57.524838][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012114d3c
[   57.525024][   T12] RBP: ff1100001296c000 R08: 1fe22000024229a9 R09: ff11000001afd260
[   57.525214][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   57.525405][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   57.525595][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   57.525814][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.525974][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000008c66004 CR4: 0000000000771ef0
[   57.526164][   T12] PKRU: 55555554
[   57.526259][   T12] Call Trace:
[   57.526354][   T12]  <TASK>
[   57.526427][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.526557][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.526654][   T12]  netif_close_many (net/core/dev.c:1804)
[   57.526781][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.526907][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.527031][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.527165][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   57.527293][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   57.527458][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   57.527588][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   57.527747][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   57.527876][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.528003][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   57.528134][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.528294][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.528430][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.528557][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.528686][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.528812][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.528940][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.529067][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.529202][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.529332][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.529463][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.529592][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.529720][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.529846][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.529974][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.530104][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.530233][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.530371][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.530499][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.530632][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.530765][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.530892][   T12]  kthread (kernel/kthread.c:436)
[   57.530987][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.531148][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.531274][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.531406][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.531564][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.531694][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.531821][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.534049][   T12] ------------[ cut here ]------------
| [   57.534189][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   57.534544][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.535139][   T12] Tainted: [W]=WARN
[   57.535232][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.535401][   T12] Workqueue: netns cleanup_net
[   57.535527][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.535687][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.536130][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   57.536281][   T12] RAX: 00000000ffffffa6 RBX: ff11000012115e00 RCX: 1ff4000000018ed5
[   57.536469][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012115ebc
[   57.536646][   T12] RBP: ff1100001296c000 R08: 1fe2200002422bd9 R09: ff11000001afd260
[   57.536828][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   57.537007][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.537193][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   57.537411][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.537567][   T12] CR2: 000055e5d7ab9d5c CR3: 0000000008c66004 CR4: 0000000000771ef0
[   57.537750][   T12] PKRU: 55555554
[   57.537840][   T12] Call Trace:
[   57.537930][   T12]  <TASK>
[   57.537993][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   57.538156][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.538312][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.538442][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.538567][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.538687][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.538810][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.538934][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.539056][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.539189][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.539314][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.539446][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.539570][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.539693][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.539816][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.539939][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.540064][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.540192][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.540317][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.540447][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.540572][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.540699][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.540819][   T12]  kthread (kernel/kthread.c:436)
[   57.540912][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.541063][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.541190][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.541313][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.541471][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.541592][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.541714][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.651540][   T12] ------------[ cut here ]------------
| [   57.651685][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   57.651930][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.652540][   T12] Tainted: [W]=WARN
[   57.652633][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.652786][   T12] Workqueue: netns cleanup_net
[   57.652916][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.653078][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.653535][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   57.653699][   T12] RAX: 00000000ffffffa6 RBX: ff11000013545540 RCX: 1ff4000000018eaf
[   57.653884][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135455fc
[   57.654067][   T12] RBP: ff11000012ee4000 R08: 1fe22000026a8ac1 R09: ff11000001afd260
[   57.654257][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   57.654452][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   57.654642][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   57.654859][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.655016][   T12] CR2: 00007f403babc000 CR3: 000000003b139003 CR4: 0000000000771ef0
[   57.655207][   T12] PKRU: 55555554
[   57.655301][   T12] Call Trace:
[   57.655400][   T12]  <TASK>
[   57.655465][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.655593][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.655688][   T12]  netif_close_many (net/core/dev.c:1804)
[   57.655813][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.655942][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.656066][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.656195][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   57.656319][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   57.656478][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   57.656604][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   57.656759][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   57.656885][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.657010][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   57.657138][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.657296][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.657429][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.657555][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.657678][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.657803][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.657929][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.658057][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.658190][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.658317][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.658448][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.658575][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.658702][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.658825][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.658954][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.659079][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.659208][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.659335][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.659464][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.659594][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.659724][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.659849][   T12]  kthread (kernel/kthread.c:436)
[   57.659944][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.660102][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.660227][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.660353][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.660513][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.660638][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.660765][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.662972][   T12] ------------[ cut here ]------------
| [   57.663104][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   57.663346][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.663946][   T12] Tainted: [W]=WARN
[   57.664040][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.664197][   T12] Workqueue: netns cleanup_net
[   57.664323][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.664491][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.664932][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   57.665089][   T12] RAX: 00000000ffffffa6 RBX: ff1100001287f1c0 RCX: 1ff4000000018ed5
[   57.665276][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001287f27c
[   57.665460][   T12] RBP: ff11000012ee4000 R08: 1fe220000250fe51 R09: ff11000001afd260
[   57.665643][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   57.665825][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.666007][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   57.666226][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.666391][   T12] CR2: 00007f403babc000 CR3: 000000003b139003 CR4: 0000000000771ef0
[   57.666578][   T12] PKRU: 55555554
[   57.666670][   T12] Call Trace:
[   57.666761][   T12]  <TASK>
[   57.666825][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   57.666980][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.667139][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.667263][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.667393][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.667516][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.667640][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.667762][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.667882][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.668007][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.668139][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.668260][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.668391][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.668514][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.668635][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.668758][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.668880][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.669002][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.669132][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.669253][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.669386][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.669512][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.669633][   T12]  kthread (kernel/kthread.c:436)
[   57.669724][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.669875][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.669997][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.670124][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.670278][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.670403][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.670525][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.791129][   T12] ------------[ cut here ]------------
| [   57.791279][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   57.791537][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.792146][   T12] Tainted: [W]=WARN
[   57.792240][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.792403][   T12] Workqueue: netns cleanup_net
[   57.792542][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.792711][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.793179][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   57.793341][   T12] RAX: 00000000ffffffa6 RBX: ff1100001287ee40 RCX: 1ff4000000018eaf
[   57.793538][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001287eefc
[   57.793738][   T12] RBP: ff110000130a9000 R08: 1fe220000250fde1 R09: ff11000001afd260
[   57.793932][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   57.794133][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   57.794323][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   57.794555][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.794720][   T12] CR2: 00007f26d4a83000 CR3: 000000003b139003 CR4: 0000000000771ef0
[   57.794916][   T12] PKRU: 55555554
[   57.795012][   T12] Call Trace:
[   57.795115][   T12]  <TASK>
[   57.795182][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.795314][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.795424][   T12]  netif_close_many (net/core/dev.c:1804)
[   57.795558][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.795690][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.795820][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.795951][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   57.796081][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   57.796248][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   57.796387][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   57.796557][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   57.796693][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.796825][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   57.796958][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.797130][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.797266][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.797406][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.797542][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.797676][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.797809][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.797947][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.798083][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.798223][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.798354][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.798493][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.798627][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.798755][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.798887][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.799015][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.799150][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.799282][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.799416][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.799550][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.799685][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.799815][   T12]  kthread (kernel/kthread.c:436)
[   57.799912][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.800072][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.800204][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.800332][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.800497][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.800624][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.800752][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.803177][   T12] ------------[ cut here ]------------
| [   57.803309][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   57.803608][   T12] Modules linked in: tcp_diag inet_diag nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   57.804206][   T12] Tainted: [W]=WARN
[   57.804298][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.804471][   T12] Workqueue: netns cleanup_net
[   57.804598][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.804761][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.805202][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   57.805353][   T12] RAX: 00000000ffffffa6 RBX: ff110000131a98c0 RCX: 1ff4000000018ed5
[   57.805541][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131a997c
[   57.805726][   T12] RBP: ff110000130a9000 R08: 1fe2200002635331 R09: ff11000001afd260
[   57.805908][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   57.806099][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.806284][   T12] FS:  0000000000000000(0000) GS:ff110000775ac000(0000) knlGS:0000000000000000
[   57.806503][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.806658][   T12] CR2: 00007f26d4a83000 CR3: 000000003b139003 CR4: 0000000000771ef0
[   57.806842][   T12] PKRU: 55555554
[   57.806933][   T12] Call Trace:
[   57.807025][   T12]  <TASK>
[   57.807088][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   57.807247][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.807406][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   57.807532][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   57.807657][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   57.807780][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   57.807909][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   57.808033][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.808161][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   57.808287][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   57.808418][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   57.808542][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.808669][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   57.808791][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   57.808913][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   57.809037][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.809163][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.809290][   T12]  process_one_work (kernel/workqueue.c:3314)
[   57.809423][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.809544][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.809672][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.809798][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.809920][   T12]  kthread (kernel/kthread.c:436)
[   57.810012][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.810170][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.810295][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.810425][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.810581][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.810705][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


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