======================================
| xx__-> [    9.168787][  T195] ------------[ cut here ]------------
| [    9.169103][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/195
| [    9.169416][  T195] Modules linked in:
| [    9.169951][  T195] Tainted: [W]=WARN
[    9.170104][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.170368][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.170596][  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 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.171148][  T195] RSP: 0018:ffa0000000977aa8 EFLAGS: 00010286
[    9.171371][  T195] RAX: 00000000ffffffa6 RBX: ff11000004b7d540 RCX: 1ff400000012ef1b
[    9.171621][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b7d5f0
[    9.171888][  T195] RBP: ff11000009fa4000 R08: 1fe220000096fabf R09: ff1100000d4b8b80
[    9.172152][  T195] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.172404][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fa4000
[    9.172660][  T195] FS:  00007fa36f234840(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[    9.173025][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.173258][  T195] CR2: 0000000000479648 CR3: 000000000d5df005 CR4: 0000000000771ef0
[    9.173513][  T195] PKRU: 55555554
[    9.173663][  T195] Call Trace:
[    9.174082][  T195]  <TASK>
[    9.174208][  T195]  ? ip6_route_dev_notify (net/ipv6/route.c:6484)
[    9.174401][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.174588][  T195]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.174776][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.174942][  T195]  register_netdevice (net/core/dev.c:11488)
[    9.175138][  T195]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.175362][  T195]  register_netdev (net/core/dev.c:11552)
[    9.175548][  T195]  loopback_net_init (drivers/net/loopback.c:218)
[    9.175736][  T195]  ops_init (net/core/net_namespace.c:137)
[    9.175905][  T195]  setup_net (net/core/net_namespace.c:446)
[    9.176058][  T195]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.176256][  T195]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.176448][  T195]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.176635][  T195]  copy_net_ns (net/core/net_namespace.c:579)
[    9.176833][  T195]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.177021][  T195]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.177220][  T195]  ksys_unshare (kernel/fork.c:3243)
[    9.177410][  T195]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.177595][  T195]  ? __ia32_sys_open (fs/open.c:1374)
[    9.177784][  T195]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.177981][  T195]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.178178][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.178365][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.178553][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.178740][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.178973][  T195] RIP: 0033:0x7fa36f4f6bcb
[    9.179175][  T195] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.179711][  T195] RSP: 002b:00007ffd8b425788 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.179992][  T195] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa36f4f6bcb
[    9.180271][  T195] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.180523][  T195] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.180774][  T195] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd8b4279b0
[    9.181038][  T195] R13: 0000000000000001 R14: 00007fa36f2346f8 R15: 00007ffd8b4287df
| [    9.215024][  T196] ------------[ cut here ]------------
| [    9.215198][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/196
| [    9.215438][  T196] Modules linked in:
| [    9.216442][  T196] Tainted: [W]=WARN
[    9.216553][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.216725][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.216956][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.217438][  T196] RSP: 0018:ffa0000000987020 EFLAGS: 00010286
[    9.217610][  T196] RAX: 00000000ffffffa6 RBX: ff11000004b7cdc0 RCX: 1ff4000000130dca
[    9.217818][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b7ce70
[    9.218019][  T196] RBP: ff11000009fa4000 R08: 1fe220000096f9cf R09: ff1100000d4bae58
[    9.218249][  T196] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.218446][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.218651][  T196] FS:  00007fb6de2c6840(0000) GS:ff1100009b51a000(0000) knlGS:0000000000000000
[    9.218886][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.219054][  T196] CR2: 00000000378fb988 CR3: 000000000d4a7005 CR4: 0000000000771ef0
[    9.219260][  T196] PKRU: 55555554
[    9.219360][  T196] Call Trace:
[    9.219461][  T196]  <TASK>
[    9.219530][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.219666][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.219767][  T196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.219906][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[    9.220042][  T196]  ? netif_change_name (net/core/dev.c:1495)
[    9.220179][  T196]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.220313][  T196]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.220444][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.220576][  T196]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.220711][  T196]  netif_change_flags (net/core/dev.c:9820)
[    9.220850][  T196]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.220983][  T196]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.221123][  T196]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.221256][  T196]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.221420][  T196]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.221552][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.221686][  T196]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.221822][  T196]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.221958][  T196]  ? __kernel_text_address (kernel/extable.c:79)
[    9.222093][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.222229][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.222361][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.222493][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.222624][  T196]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.222757][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.222893][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.223025][  T196]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.223160][  T196]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.223292][  T196]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.223424][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.223557][  T196]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.223692][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.223832][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.223967][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.224099][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.224236][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.224366][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.224497][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.224635][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.224767][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.224904][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.225038][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.225176][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.225310][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.225444][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.225576][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.225708][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.225848][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.225980][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.226118][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.226252][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.226384][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.226520][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.226654][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.226787][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.226927][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.227062][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.227198][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.227332][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.227467][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.227601][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.227737][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.227875][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.228039][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[    9.228178][  T196]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.228310][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.228443][  T196]  ___sys_sendmsg (net/socket.c:2752)
[    9.228575][  T196]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.228740][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.228890][  T196]  __sys_sendmsg (net/socket.c:2784)
[    9.229024][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.229161][  T196]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.229328][  T196]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.229461][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.229594][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.229729][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.229868][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.230002][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.230172][  T196] RIP: 0033:0x7fb6de50008e
[    9.230312][  T196] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.230775][  T196] RSP: 002b:00007ffe5022a2c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.230980][  T196] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb6de50008e
[    9.231185][  T196] RDX: 0000000000000000 RSI: 00007ffe5022a370 RDI: 0000000000000005
[    9.231382][  T196] RBP: 00007ffe5022a2d0 R08: 0000000000000000 R09: 0000000000000000
[    9.231581][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de7a
[    9.231782][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5022aa40
| [    9.370840][  T200] ------------[ cut here ]------------
| [    9.371059][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/200
| [    9.371355][  T200] Modules linked in:
| [    9.371847][  T200] Tainted: [W]=WARN
[    9.371998][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.372224][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.372449][  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 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.372986][  T200] RSP: 0018:ffa00000009c7aa8 EFLAGS: 00010286
[    9.373215][  T200] RAX: 00000000ffffffa6 RBX: ff1100000a22e1c0 RCX: 1ff4000000138f1b
[    9.373464][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a22e270
[    9.373712][  T200] RBP: ff11000009fd9000 R08: 1fe2200001445c4f R09: ff1100000d685180
[    9.373974][  T200] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.374230][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fd9000
[    9.374480][  T200] FS:  00007f516e443840(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[    9.374766][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.374996][  T200] CR2: 00007f516e64a430 CR3: 000000000cf24001 CR4: 0000000000771ef0
[    9.375255][  T200] PKRU: 55555554
[    9.375406][  T200] Call Trace:
[    9.375556][  T200]  <TASK>
[    9.375674][  T200]  ? ip6_route_dev_notify (net/ipv6/route.c:6484)
[    9.375870][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.376052][  T200]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.376243][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.376395][  T200]  register_netdevice (net/core/dev.c:11488)
[    9.376583][  T200]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.376818][  T200]  register_netdev (net/core/dev.c:11552)
[    9.377000][  T200]  loopback_net_init (drivers/net/loopback.c:218)
[    9.377193][  T200]  ops_init (net/core/net_namespace.c:137)
[    9.377345][  T200]  setup_net (net/core/net_namespace.c:446)
[    9.377496][  T200]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.377677][  T200]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.377874][  T200]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.378061][  T200]  copy_net_ns (net/core/net_namespace.c:579)
[    9.378254][  T200]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.378440][  T200]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.378622][  T200]  ksys_unshare (kernel/fork.c:3243)
[    9.378820][  T200]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.379005][  T200]  ? __ia32_sys_open (fs/open.c:1374)
[    9.379200][  T200]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.379385][  T200]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.379569][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.379755][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.379950][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.380142][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.380359][  T200] RIP: 0033:0x7f516e705bcb
[    9.380547][  T200] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.381082][  T200] RSP: 002b:00007fff839efed8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.381341][  T200] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f516e705bcb
[    9.381587][  T200] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.381851][  T200] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.382099][  T200] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff839f2100
[    9.382353][  T200] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff839f27df
| [    9.407587][  T201] ------------[ cut here ]------------
| [    9.407752][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
| [    9.408006][  T201] Modules linked in:
| [    9.408397][  T201] Tainted: [W]=WARN
[    9.408501][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.408676][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.408857][  T201] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.409333][  T201] RSP: 0018:ffa00000009d7020 EFLAGS: 00010286
[    9.409503][  T201] RAX: 00000000ffffffa6 RBX: ff110000092f07c0 RCX: 1ff400000013adca
[    9.409706][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092f0870
[    9.410337][  T201] RBP: ff11000009fd9000 R08: 1fe220000125e10f R09: ff1100000c708b58
[    9.410539][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.410740][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.410952][  T201] FS:  00007fb3ba6cd840(0000) GS:ff1100009b51a000(0000) knlGS:0000000000000000
[    9.411194][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.411363][  T201] CR2: 0000000030eec988 CR3: 000000000d68f003 CR4: 0000000000771ef0
[    9.411565][  T201] PKRU: 55555554
[    9.411668][  T201] Call Trace:
[    9.411773][  T201]  <TASK>
[    9.411850][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.411987][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.412089][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.412229][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[    9.412365][  T201]  ? netif_change_name (net/core/dev.c:1495)
[    9.412499][  T201]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.412634][  T201]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.412788][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.412928][  T201]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.413065][  T201]  netif_change_flags (net/core/dev.c:9820)
[    9.413202][  T201]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.413337][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.413473][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.413613][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.413782][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.413922][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.414056][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.414193][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.414330][  T201]  ? __kernel_text_address (kernel/extable.c:79)
[    9.414467][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.414605][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.414739][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.414881][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.415017][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.415152][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.415285][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.415419][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.415554][  T201]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.415690][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.415831][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.415967][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.416105][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.416249][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.416385][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.416518][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.416655][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.416788][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.416928][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.417066][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.417206][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.417340][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.417475][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.417611][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.417746][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.417884][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.418021][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.418158][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.418294][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.418429][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.418563][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.418701][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.418844][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.418985][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.419122][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.419257][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.419394][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.419528][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.419665][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.419822][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.419960][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.420095][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.420234][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.420368][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.420532][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[    9.420670][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.420812][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.420948][  T201]  ___sys_sendmsg (net/socket.c:2752)
[    9.421081][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.421254][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.421400][  T201]  __sys_sendmsg (net/socket.c:2784)
[    9.421534][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.421671][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.421847][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.421982][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.422120][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.422255][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.422389][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.422525][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.422693][  T201] RIP: 0033:0x7fb3ba90708e
[    9.422839][  T201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.423315][  T201] RSP: 002b:00007ffe518afb80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.423518][  T201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb3ba90708e
[    9.423719][  T201] RDX: 0000000000000000 RSI: 00007ffe518afc30 RDI: 0000000000000005
[    9.423926][  T201] RBP: 00007ffe518afb90 R08: 0000000000000000 R09: 0000000000000000
[    9.424130][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de7a
[    9.424332][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe518b0300
| [    9.535431][  T204] ------------[ cut here ]------------
| [    9.535648][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/204
| [    9.535917][  T204] Modules linked in:
| [    9.536352][  T204] Tainted: [W]=WARN
[    9.536461][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.536641][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.536864][  T204] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.537462][  T204] RSP: 0018:ffa0000000a06e30 EFLAGS: 00010286
[    9.537640][  T204] RAX: 00000000ffffffa6 RBX: ff110000051ade40 RCX: 1ff4000000140d8c
[    9.537857][  T204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051adef0
[    9.538069][  T204] RBP: ff110000083e1000 R08: 1fe2200000a35bdf R09: ff1100000c88ae80
[    9.538284][  T204] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.538494][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ca7d900
[    9.538707][  T204] FS:  00007f0dd09b0840(0000) GS:ff1100009b51a000(0000) knlGS:0000000000000000
[    9.538960][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.539145][  T204] CR2: 00000000004eb188 CR3: 000000000d727002 CR4: 0000000000771ef0
[    9.539356][  T204] PKRU: 55555554
[    9.539461][  T204] Call Trace:
[    9.539565][  T204]  <TASK>
[    9.539638][  T204]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.539818][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.539962][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.540067][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.540214][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.540354][  T204]  __dev_notify_flags (net/core/dev.c:9787)
[    9.540494][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.540633][  T204]  ? netif_change_name (net/core/dev.c:1495)
[    9.540772][  T204]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.540923][  T204]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.541098][  T204]  ? 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)
[    9.541287][  T204]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.541426][  T204]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.541564][  T204]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.541705][  T204]  veth_newlink (drivers/net/veth.c:1871)
[    9.541851][  T204]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.541993][  T204]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.542154][  T204]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.542353][  T204]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.542559][  T204]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.542716][  T204]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.542933][  T204]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.543141][  T204]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.543286][  T204]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.543426][  T204]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.543585][  T204]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.543765][  T204]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.543916][  T204]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.544062][  T204]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.544213][  T204]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.544355][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.544497][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.544637][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.544777][  T204]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.544973][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.545176][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.545318][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.545457][  T204]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.545598][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.545738][  T204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.545884][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.546026][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.546169][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.546312][  T204]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.546451][  T204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.546592][  T204]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.546737][  T204]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.546883][  T204]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.547024][  T204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.547169][  T204]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.547309][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.547449][  T204]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.547590][  T204]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.547734][  T204]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.547883][  T204]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.548025][  T204]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.548169][  T204]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.548342][  T204]  ? move_addr_to_kernel (net/socket.c:258)
[    9.548484][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.548624][  T204]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[    9.548769][  T204]  ___sys_sendmsg (net/socket.c:2752)
[    9.548914][  T204]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[    9.549054][  T204]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.549203][  T204]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[    9.549347][  T204]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.549488][  T204]  __sys_sendmsg (net/socket.c:2784)
[    9.549629][  T204]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.549774][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.549922][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.550063][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.550209][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.550349][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.550490][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.550664][  T204] RIP: 0033:0x7f0dd0bea08e
[    9.550818][  T204] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.551325][  T204] RSP: 002b:00007ffe91e80570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.551538][  T204] RAX: ffffffffffffffda RBX: 00007ffe91e80d18 RCX: 00007f0dd0bea08e
[    9.551749][  T204] RDX: 0000000000000000 RSI: 00007ffe91e80620 RDI: 0000000000000005
[    9.551965][  T204] RBP: 00007ffe91e80580 R08: 0000000000000000 R09: 0000000000000000
[    9.552183][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de7a
[    9.552392][  T204] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe91e80cf0
| [    9.561746][  T204] ------------[ cut here ]------------
| [    9.561916][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/204
| [    9.562164][  T204] Modules linked in:
| [    9.562558][  T204] Tainted: [W]=WARN
[    9.562664][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.562845][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.563025][  T204] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.563525][  T204] RSP: 0018:ffa0000000a071b0 EFLAGS: 00010286
[    9.563702][  T204] RAX: 00000000ffffffa6 RBX: ff110000092d8c40 RCX: 1ff4000000140dfc
[    9.563918][  T204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092d8cf0
[    9.564132][  T204] RBP: ff1100000240c000 R08: 1fe220000125b19f R09: ff1100000c88ae80
[    9.564342][  T204] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.564550][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91812fa0
[    9.564758][  T204] FS:  00007f0dd09b0840(0000) GS:ff1100009b51a000(0000) knlGS:0000000000000000
[    9.565065][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.565250][  T204] CR2: 00000000004eb188 CR3: 000000000d727002 CR4: 0000000000771ef0
[    9.565468][  T204] PKRU: 55555554
[    9.565573][  T204] Call Trace:
[    9.565677][  T204]  <TASK>
[    9.565749][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.565949][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.566057][  T204]  __dev_notify_flags (net/core/dev.c:9787)
[    9.566203][  T204]  ? netif_change_name (net/core/dev.c:1495)
[    9.566346][  T204]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.566485][  T204]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.566626][  T204]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.566768][  T204]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.566967][  T204]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.567107][  T204]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.567251][  T204]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.567396][  T204]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.567540][  T204]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.567682][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.567880][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.568021][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.568166][  T204]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.568304][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.568447][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.568588][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.568731][  T204]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.568957][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.569096][  T204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.569240][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.569379][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.569518][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.569660][  T204]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.569800][  T204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.570038][  T204]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.570186][  T204]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.570324][  T204]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.570465][  T204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.570605][  T204]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.570745][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.570952][  T204]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.571090][  T204]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.571233][  T204]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.571374][  T204]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.571512][  T204]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.571651][  T204]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.571829][  T204]  ? move_addr_to_kernel (net/socket.c:258)
[    9.571969][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.572107][  T204]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[    9.572252][  T204]  ___sys_sendmsg (net/socket.c:2752)
[    9.572389][  T204]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[    9.572525][  T204]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.572667][  T204]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[    9.572816][  T204]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.572956][  T204]  __sys_sendmsg (net/socket.c:2784)
[    9.573094][  T204]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.573242][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.573379][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.573518][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.573658][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.573794][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.573937][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.574107][  T204] RIP: 0033:0x7f0dd0bea08e
[    9.574257][  T204] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.574743][  T204] RSP: 002b:00007ffe91e80570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.574953][  T204] RAX: ffffffffffffffda RBX: 00007ffe91e80d18 RCX: 00007f0dd0bea08e
[    9.575171][  T204] RDX: 0000000000000000 RSI: 00007ffe91e80620 RDI: 0000000000000005
[    9.575373][  T204] RBP: 00007ffe91e80580 R08: 0000000000000000 R09: 0000000000000000
[    9.575578][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de7a
[    9.575782][  T204] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe91e80cf0
| [    9.622189][  T205] ------------[ cut here ]------------
| [    9.622395][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/205
| [    9.622687][  T205] Modules linked in:
| [    9.623238][  T205] Tainted: [W]=WARN
[    9.623389][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.623610][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.623852][  T205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.624386][  T205] RSP: 0018:ffa0000000a171b0 EFLAGS: 00010286
[    9.624607][  T205] RAX: 00000000ffffffa6 RBX: ff1100000bde0ac0 RCX: 1ff4000000142dfc
[    9.624874][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bde0b70
[    9.625133][  T205] RBP: ff11000009e52000 R08: 1fe22000017bc16f R09: ff1100000c888b80
[    9.625384][  T205] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.625634][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91810900
[    9.625907][  T205] FS:  00007efce19fb840(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[    9.626201][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.626421][  T205] CR2: 00000000004a77b8 CR3: 000000000d723003 CR4: 0000000000771ef0
[    9.626672][  T205] PKRU: 55555554
[    9.626833][  T205] Call Trace:
[    9.626983][  T205]  <TASK>
[    9.627101][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.627298][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.627449][  T205]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    9.627633][  T205]  __dev_notify_flags (net/core/dev.c:9787)
[    9.627834][  T205]  ? netif_change_name (net/core/dev.c:1495)
[    9.628021][  T205]  ? dev_addr_mod (net/core/dev_addr_lists.c:721 (discriminator 1))
[    9.628218][  T205]  ? team_newlink (drivers/net/team/team_core.c:2406)
[    9.628408][  T205]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.628597][  T205]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.628782][  T205]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.628977][  T205]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.629167][  T205]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.629360][  T205]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.629548][  T205]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.629734][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.629931][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.630125][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.630309][  T205]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.630493][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.630681][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.630878][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.631062][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.631259][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.631449][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.631633][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.631831][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.632014][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.632210][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.632396][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.632580][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.632768][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.632964][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.633159][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.633351][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.633537][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.633724][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.633924][  T205]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.634110][  T205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.634309][  T205]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.634494][  T205]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.634679][  T205]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.634909][  T205]  ? move_addr_to_kernel (net/socket.c:258)
[    9.635095][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.635289][  T205]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[    9.635475][  T205]  ___sys_sendmsg (net/socket.c:2752)
[    9.635661][  T205]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[    9.635855][  T205]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.636044][  T205]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[    9.636237][  T205]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.636424][  T205]  __sys_sendmsg (net/socket.c:2784)
[    9.636612][  T205]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.636815][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.637000][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.637197][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.637382][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.637565][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.637750][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.637979][  T205] RIP: 0033:0x7efce1c3508e
[    9.638178][  T205] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.638709][  T205] RSP: 002b:00007ffefa862e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.638977][  T205] RAX: ffffffffffffffda RBX: 00007ffefa8635e8 RCX: 00007efce1c3508e
[    9.639233][  T205] RDX: 0000000000000000 RSI: 00007ffefa862ef0 RDI: 0000000000000005
[    9.639482][  T205] RBP: 00007ffefa862e50 R08: 0000000000000000 R09: 0000000000000000
[    9.639736][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de7b
[    9.639997][  T205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefa8635c0
| [    9.701677][  T206] ------------[ cut here ]------------
| [    9.701954][  T206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/206
| [    9.702348][  T206] Modules linked in:
| [    9.703093][  T206] Tainted: [W]=WARN
[    9.703264][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.703540][  T206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.703829][  T206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.704599][  T206] RSP: 0018:ffa0000000a271b0 EFLAGS: 00010286
[    9.704881][  T206] RAX: 00000000ffffffa6 RBX: ff110000095f4940 RCX: 1ff4000000144dfc
[    9.705209][  T206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095f49f0
[    9.705536][  T206] RBP: ff1100000cafa000 R08: 1fe22000012be93f R09: ff1100000c965180
[    9.705869][  T206] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.706198][  T206] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff91810900
[    9.706528][  T206] FS:  00007fb2a6fad840(0000) GS:ff1100009b51a000(0000) knlGS:0000000000000000
[    9.706918][  T206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.707196][  T206] CR2: 00000000004a77b8 CR3: 000000000d73f004 CR4: 0000000000771ef0
[    9.707524][  T206] PKRU: 55555554
[    9.707688][  T206] Call Trace:
[    9.707860][  T206]  <TASK>
[    9.707977][  T206]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.708203][  T206]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.708370][  T206]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    9.708590][  T206]  __dev_notify_flags (net/core/dev.c:9787)
[    9.708819][  T206]  ? netif_change_name (net/core/dev.c:1495)
[    9.709038][  T206]  ? dev_addr_mod (net/core/dev_addr_lists.c:721 (discriminator 1))
[    9.709259][  T206]  ? team_newlink (drivers/net/team/team_core.c:2406)
[    9.709477][  T206]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.709698][  T206]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.709924][  T206]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.710141][  T206]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.710358][  T206]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.710585][  T206]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.710817][  T206]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.711035][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.711257][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.711473][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.711692][  T206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.711916][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.712142][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.712358][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.712573][  T206]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.712791][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.713018][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.713235][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.713455][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.713669][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.713896][  T206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.714113][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.714336][  T206]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.714557][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.714774][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.715002][  T206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.715225][  T206]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.715442][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.715661][  T206]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.715887][  T206]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.716105][  T206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.716332][  T206]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.716548][  T206]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.716762][  T206]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.717034][  T206]  ? move_addr_to_kernel (net/socket.c:258)
[    9.717255][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.717471][  T206]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[    9.717690][  T206]  ___sys_sendmsg (net/socket.c:2752)
[    9.717914][  T206]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[    9.718136][  T206]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.718360][  T206]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[    9.718584][  T206]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.718813][  T206]  __sys_sendmsg (net/socket.c:2784)
[    9.719029][  T206]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.719257][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.719474][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.719691][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.719916][  T206]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.720135][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.720353][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.720623][  T206] RIP: 0033:0x7fb2a71e708e
[    9.720863][  T206] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.721647][  T206] RSP: 002b:00007ffca2db6b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.721983][  T206] RAX: ffffffffffffffda RBX: 00007ffca2db72d8 RCX: 00007fb2a71e708e
[    9.722310][  T206] RDX: 0000000000000000 RSI: 00007ffca2db6be0 RDI: 0000000000000005
[    9.722638][  T206] RBP: 00007ffca2db6b40 R08: 0000000000000000 R09: 0000000000000000
[    9.722969][  T206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de7b
[    9.723296][  T206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca2db72b0
| [   10.324059][  T224] ------------[ cut here ]------------
| [   10.324204][  T224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: tcpdump/224
| [   10.324476][  T224] Modules linked in:
| [   10.324870][  T224] Tainted: [W]=WARN
[   10.324974][  T224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.325150][  T224] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.325325][  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 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.325808][  T224] RSP: 0018:ffa0000000ab7950 EFLAGS: 00010286
[   10.325978][  T224] RAX: 00000000ffffffa6 RBX: ff1100000ce9a7c0 RCX: 1ff4000000156ef0
[   10.326189][  T224] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ce9a870
[   10.326394][  T224] RBP: ff110000083e1000 R08: 1fe22000019d350f R09: ff1100000cf2ae58
[   10.326600][  T224] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   10.326801][  T224] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000083e1000
[   10.327012][  T224] FS:  00007f27d7886a40(0000) GS:ff1100009b51a000(0000) knlGS:0000000000000000
[   10.327257][  T224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.327431][  T224] CR2: 00007f27d812f320 CR3: 000000000d65a004 CR4: 0000000000771ef0
[   10.327635][  T224] PKRU: 55555554
[   10.327738][  T224] Call Trace:
[   10.327846][  T224]  <TASK>
[   10.327917][  T224]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.328056][  T224]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.328199][  T224]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.328302][  T224]  __dev_notify_flags (net/core/dev.c:9787)
[   10.328439][  T224]  ? netdev_notice (net/core/dev.c:13008)
[   10.328575][  T224]  ? netif_change_name (net/core/dev.c:1495)
[   10.328715][  T224]  __dev_set_promiscuity (net/core/dev.c:9630)
[   10.328856][  T224]  netif_set_promiscuity (net/core/dev.c:9639)
[   10.328990][  T224]  dev_set_promiscuity (net/core/dev_api.c:288)
[   10.329127][  T224]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   10.329264][  T224]  packet_mc_add (net/packet/af_packet.c:3728)
[   10.329399][  T224]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.329536][  T224]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.329669][  T224]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   10.329812][  T224]  packet_setsockopt (net/packet/af_packet.c:3813)
[   10.329949][  T224]  ? packet_bind (net/packet/af_packet.c:3314)
[   10.330083][  T224]  ? do_sock_getsockopt (net/socket.c:2468)
[   10.330224][  T224]  ? lock_acquire.part.0 (./arch/x86/include/asm/irqflags.h:146 kernel/locking/lockdep.c:5869)
[   10.330361][  T224]  ? sock_poll (net/socket.c:1502)
[   10.330498][  T224]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.330668][  T224]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.330809][  T224]  do_sock_setsockopt (net/socket.c:2381)
[   10.330944][  T224]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   10.331079][  T224]  ? __up_read (kernel/locking/rwsem.c:1395 (discriminator 1))
[   10.331220][  T224]  ? __sys_getsockopt (net/socket.c:2518 (discriminator 3))
[   10.331353][  T224]  __sys_setsockopt (net/socket.c:2406)
[   10.331488][  T224]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[   10.331621][  T224]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.331787][  T224]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.331930][  T224]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.332065][  T224]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.332202][  T224]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.332336][  T224]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.332471][  T224]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.332639][  T224] RIP: 0033:0x7f27d7ac261e
[   10.332781][  T224] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[   10.333312][  T224] RSP: 002b:00007ffca9aaba88 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   10.333515][  T224] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f27d7ac261e
[   10.333719][  T224] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   10.333927][  T224] RBP: 00007ffca9aabbc0 R08: 0000000000000010 R09: 0000556b79d55530
[   10.334132][  T224] R10: 00007ffca9aabb00 R11: 0000000000000246 R12: 0000000000000001
[   10.334332][  T224] R13: 0000556b79d55918 R14: 0000556b79d55690 R15: 0000000000000000
| [   10.365401][  T224] ------------[ cut here ]------------
| [   10.365542][  T224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: tcpdump/224
| [   10.365828][  T224] Modules linked in:
| [   10.366311][  T224] Tainted: [W]=WARN
[   10.366417][  T224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.366589][  T224] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.366770][  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 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.367273][  T224] RSP: 0018:ffa0000000ab7a70 EFLAGS: 00010286
[   10.367451][  T224] RAX: 00000000ffffffa6 RBX: ff1100000ce9a940 RCX: 1ff4000000156f14
[   10.367659][  T224] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ce9a9f0
[   10.367900][  T224] RBP: ff110000083e1000 R08: 1fe22000019d353f R09: ff1100000cf2ae80
[   10.368111][  T224] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   10.368319][  T224] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6ac720
[   10.368526][  T224] FS:  00007f27d7886a40(0000) GS:ff1100009b51a000(0000) knlGS:0000000000000000
[   10.368768][  T224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.368951][  T224] CR2: 00007f27d7a12790 CR3: 000000000d65a004 CR4: 0000000000771ef0
[   10.369164][  T224] PKRU: 55555554
[   10.369267][  T224] Call Trace:
[   10.369369][  T224]  <TASK>
[   10.369443][  T224]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.369585][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.369725][  T224]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.369838][  T224]  __dev_notify_flags (net/core/dev.c:9787)
[   10.369975][  T224]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   10.370114][  T224]  ? netdev_notice (net/core/dev.c:13008)
[   10.370256][  T224]  ? netif_change_name (net/core/dev.c:1495)
[   10.370392][  T224]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.370565][  T224]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.370715][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.370858][  T224]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   10.370997][  T224]  ? packet_release (./include/linux/netdevice.h:4502 ./include/linux/netdevice.h:4519 ./include/linux/netdevice.h:4515 net/packet/af_packet.c:3148)
[   10.371137][  T224]  ? __fput (fs/file_table.c:510)
[   10.371244][  T224]  __dev_set_promiscuity (net/core/dev.c:9630)
[   10.371381][  T224]  netif_set_promiscuity (net/core/dev.c:9639)
[   10.371518][  T224]  dev_set_promiscuity (net/core/dev_api.c:288)
[   10.371658][  T224]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[   10.371795][  T224]  ? packet_set_ring (net/packet/af_packet.c:652)
[   10.371938][  T224]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   10.372110][  T224]  __sock_release (net/socket.c:722)
[   10.372252][  T224]  sock_close (net/socket.c:1514 (discriminator 1))
[   10.372354][  T224]  __fput (fs/file_table.c:510)
[   10.372461][  T224]  fput_close_sync (fs/file_table.c:615)
[   10.372596][  T224]  ? alloc_file_clone (fs/file_table.c:477)
[   10.372735][  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)
[   10.372878][  T224]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   10.373017][  T224]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.373161][  T224]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.373297][  T224]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.373433][  T224]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.373604][  T224] RIP: 0033:0x7f27d7a3908e
[   10.373748][  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
[   10.374239][  T224] RSP: 002b:00007ffca9aaba10 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   10.374444][  T224] RAX: ffffffffffffffda RBX: 0000556b79d55690 RCX: 00007f27d7a3908e
[   10.374652][  T224] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   10.374862][  T224] RBP: 00007ffca9aaba20 R08: 0000000000000000 R09: 0000000000000000
[   10.375065][  T224] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffca9aad7c6
[   10.375274][  T224] R13: 00007ffca9aabf70 R14: 0000556b79d55690 R15: 00000000fffffff7
| [   12.862568][  T253] ------------[ cut here ]------------
| [   12.862752][  T253] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: tcpdump/253
| [   12.863092][  T253] Modules linked in:
| [   12.863566][  T253] Tainted: [W]=WARN
[   12.863714][  T253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.863944][  T253] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.864176][  T253] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.864688][  T253] RSP: 0018:ffa0000000c27950 EFLAGS: 00010286
[   12.864917][  T253] RAX: 00000000ffffffa6 RBX: ff11000004b7db40 RCX: 1ff4000000184ef0
[   12.865172][  T253] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b7dbf0
[   12.865422][  T253] RBP: ff110000083e1000 R08: 1fe220000096fb7f R09: ff1100000c965158
[   12.865668][  T253] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   12.865928][  T253] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000083e1000
[   12.866180][  T253] FS:  00007fe02955ba40(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   12.866465][  T253] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.866681][  T253] CR2: 00007ffd3d5d5e98 CR3: 0000000001fa4006 CR4: 0000000000771ef0
[   12.866941][  T253] PKRU: 55555554
[   12.867088][  T253] Call Trace:
[   12.867245][  T253]  <TASK>
[   12.867363][  T253]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.867547][  T253]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.867774][  T253]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.867938][  T253]  __dev_notify_flags (net/core/dev.c:9787)
[   12.868120][  T253]  ? netdev_notice (net/core/dev.c:13008)
[   12.868313][  T253]  ? netif_change_name (net/core/dev.c:1495)
[   12.868497][  T253]  __dev_set_promiscuity (net/core/dev.c:9630)
[   12.868680][  T253]  netif_set_promiscuity (net/core/dev.c:9639)
[   12.868878][  T253]  dev_set_promiscuity (net/core/dev_api.c:288)
[   12.869062][  T253]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   12.869252][  T253]  packet_mc_add (net/packet/af_packet.c:3728)
[   12.869435][  T253]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.869616][  T253]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.869798][  T253]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   12.869996][  T253]  packet_setsockopt (net/packet/af_packet.c:3813)
[   12.870183][  T253]  ? packet_bind (net/packet/af_packet.c:3314)
[   12.870365][  T253]  ? do_sock_getsockopt (net/socket.c:2468)
[   12.870552][  T253]  ? lock_acquire.part.0 (./arch/x86/include/asm/irqflags.h:146 kernel/locking/lockdep.c:5869)
[   12.870735][  T253]  ? sock_poll (net/socket.c:1502)
[   12.870929][  T253]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.871152][  T253]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.871336][  T253]  do_sock_setsockopt (net/socket.c:2381)
[   12.871519][  T253]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   12.871703][  T253]  ? __sys_getsockopt (net/socket.c:2518 (discriminator 3))
[   12.871902][  T253]  __sys_setsockopt (net/socket.c:2406)
[   12.872087][  T253]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[   12.872275][  T253]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.872489][  T253]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.872669][  T253]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.872866][  T253]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.873047][  T253]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.873243][  T253]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.873426][  T253]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.873640][  T253] RIP: 0033:0x7fe02979761e
[   12.873840][  T253] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[   12.874363][  T253] RSP: 002b:00007ffd3d5d6ea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   12.874612][  T253] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe02979761e
[   12.874872][  T253] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   12.875115][  T253] RBP: 00007ffd3d5d6fe0 R08: 0000000000000010 R09: 000055bf554ca530
[   12.875367][  T253] R10: 00007ffd3d5d6f20 R11: 0000000000000246 R12: 0000000000000001
[   12.875615][  T253] R13: 000055bf554ca918 R14: 000055bf554ca690 R15: 0000000000000000
| [   12.904392][  T253] ------------[ cut here ]------------
| [   12.904577][  T253] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: tcpdump/253
| [   12.904913][  T253] Modules linked in:
| [   12.905437][  T253] Tainted: [W]=WARN
[   12.905591][  T253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.905826][  T253] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.906059][  T253] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.906599][  T253] RSP: 0018:ffa0000000c27a70 EFLAGS: 00010286
[   12.906834][  T253] RAX: 00000000ffffffa6 RBX: ff11000004b7d840 RCX: 1ff4000000184f14
[   12.907091][  T253] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b7d8f0
[   12.907352][  T253] RBP: ff110000083e1000 R08: 1fe220000096fb1f R09: ff1100000c965180
[   12.907600][  T253] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   12.907866][  T253] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000becfa20
[   12.908127][  T253] FS:  00007fe02955ba40(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   12.908427][  T253] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.908647][  T253] CR2: 000055bf554da9b8 CR3: 0000000001fa4006 CR4: 0000000000771ef0
[   12.908914][  T253] PKRU: 55555554
[   12.909064][  T253] Call Trace:
[   12.909222][  T253]  <TASK>
[   12.909340][  T253]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.909531][  T253]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.909718][  T253]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.909886][  T253]  __dev_notify_flags (net/core/dev.c:9787)
[   12.910072][  T253]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   12.910269][  T253]  ? netdev_notice (net/core/dev.c:13008)
[   12.910455][  T253]  ? netif_change_name (net/core/dev.c:1495)
[   12.910638][  T253]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   12.910877][  T253]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.911062][  T253]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.911257][  T253]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   12.911448][  T253]  ? packet_release (./include/linux/netdevice.h:4502 ./include/linux/netdevice.h:4519 ./include/linux/netdevice.h:4515 net/packet/af_packet.c:3148)
[   12.911633][  T253]  ? __fput (fs/file_table.c:510)
[   12.911787][  T253]  __dev_set_promiscuity (net/core/dev.c:9630)
[   12.911986][  T253]  netif_set_promiscuity (net/core/dev.c:9639)
[   12.912178][  T253]  dev_set_promiscuity (net/core/dev_api.c:288)
[   12.912368][  T253]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[   12.912555][  T253]  ? packet_set_ring (net/packet/af_packet.c:652)
[   12.912740][  T253]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   12.912973][  T253]  __sock_release (net/socket.c:722)
[   12.913172][  T253]  sock_close (net/socket.c:1514 (discriminator 1))
[   12.913324][  T253]  __fput (fs/file_table.c:510)
[   12.913480][  T253]  fput_close_sync (fs/file_table.c:615)
[   12.913671][  T253]  ? alloc_file_clone (fs/file_table.c:477)
[   12.913869][  T253]  ? 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)
[   12.914057][  T253]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   12.914248][  T253]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.914433][  T253]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.914616][  T253]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.915057][  T253]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.915287][  T253] RIP: 0033:0x7fe02970e08e
[   12.915484][  T253] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.916022][  T253] RSP: 002b:00007ffd3d5d6e30 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   12.916281][  T253] RAX: ffffffffffffffda RBX: 000055bf554ca690 RCX: 00007fe02970e08e
[   12.916534][  T253] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   12.916780][  T253] RBP: 00007ffd3d5d6e40 R08: 0000000000000000 R09: 0000000000000000
[   12.917041][  T253] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd3d5d97c6
[   12.917299][  T253] R13: 00007ffd3d5d7390 R14: 000055bf554ca690 R15: 00000000fffffff7
| [   15.420730][  T280] ------------[ cut here ]------------
| [   15.420921][  T280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: tcpdump/280
| [   15.421236][  T280] Modules linked in:
| [   15.421976][  T280] Tainted: [W]=WARN
[   15.422122][  T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.422338][  T280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.422552][  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 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.423067][  T280] RSP: 0018:ffa0000000d57950 EFLAGS: 00010286
[   15.423283][  T280] RAX: 00000000ffffffa6 RBX: ff1100000a22fcc0 RCX: 1ff40000001aaef0
[   15.423520][  T280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a22fd70
[   15.423760][  T280] RBP: ff110000083e1000 R08: 1fe2200001445faf R09: ff1100000cc35158
[   15.424012][  T280] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   15.424253][  T280] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000083e1000
[   15.424491][  T280] FS:  00007fc75bf85a40(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   15.424764][  T280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.424986][  T280] CR2: 00007fff908d9e7c CR3: 000000000d764004 CR4: 0000000000771ef0
[   15.425233][  T280] PKRU: 55555554
[   15.425375][  T280] Call Trace:
[   15.425519][  T280]  <TASK>
[   15.425633][  T280]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.425826][  T280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.426003][  T280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.426156][  T280]  __dev_notify_flags (net/core/dev.c:9787)
[   15.426333][  T280]  ? netdev_notice (net/core/dev.c:13008)
[   15.426510][  T280]  ? netif_change_name (net/core/dev.c:1495)
[   15.426691][  T280]  __dev_set_promiscuity (net/core/dev.c:9630)
[   15.426880][  T280]  netif_set_promiscuity (net/core/dev.c:9639)
[   15.427056][  T280]  dev_set_promiscuity (net/core/dev_api.c:288)
[   15.427257][  T280]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.427440][  T280]  packet_mc_add (net/packet/af_packet.c:3728)
[   15.427617][  T280]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.427795][  T280]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.427983][  T280]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   15.428165][  T280]  packet_setsockopt (net/packet/af_packet.c:3813)
[   15.428345][  T280]  ? packet_bind (net/packet/af_packet.c:3314)
[   15.428521][  T280]  ? do_sock_getsockopt (net/socket.c:2468)
[   15.428712][  T280]  ? lock_acquire.part.0 (./arch/x86/include/asm/irqflags.h:146 kernel/locking/lockdep.c:5869)
[   15.428900][  T280]  ? sock_poll (net/socket.c:1502)
[   15.429076][  T280]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.429288][  T280]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.429464][  T280]  do_sock_setsockopt (net/socket.c:2381)
[   15.429640][  T280]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   15.429829][  T280]  ? __sys_getsockopt (net/socket.c:2518 (discriminator 3))
[   15.430005][  T280]  __sys_setsockopt (net/socket.c:2406)
[   15.430188][  T280]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[   15.430362][  T280]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.430565][  T280]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.430738][  T280]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.430928][  T280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.431102][  T280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.431288][  T280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.431464][  T280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.431673][  T280] RIP: 0033:0x7fc75c1c161e
[   15.431881][  T280] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[   15.432386][  T280] RSP: 002b:00007fff908db558 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   15.432627][  T280] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fc75c1c161e
[   15.432881][  T280] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   15.433118][  T280] RBP: 00007fff908db690 R08: 0000000000000010 R09: 0000563b6200b530
[   15.433363][  T280] R10: 00007fff908db5d0 R11: 0000000000000246 R12: 0000000000000001
[   15.433600][  T280] R13: 0000563b6200b918 R14: 0000563b6200b690 R15: 0000000000000000
| [   15.452353][  T280] ------------[ cut here ]------------
| [   15.452533][  T280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: tcpdump/280
| [   15.452855][  T280] Modules linked in:
| [   15.453357][  T280] Tainted: [W]=WARN
[   15.453504][  T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.453722][  T280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.453982][  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 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.454513][  T280] RSP: 0018:ffa0000000d57a70 EFLAGS: 00010286
[   15.454732][  T280] RAX: 00000000ffffffa6 RBX: ff1100000a22f9c0 RCX: 1ff40000001aaf14
[   15.454988][  T280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a22fa70
[   15.455238][  T280] RBP: ff110000083e1000 R08: 1fe2200001445f4f R09: ff1100000cc35180
[   15.455488][  T280] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   15.455751][  T280] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d588a20
[   15.456007][  T280] FS:  00007fc75bf85a40(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   15.456293][  T280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.456505][  T280] CR2: 00007fc75c111790 CR3: 000000000d764004 CR4: 0000000000771ef0
[   15.456774][  T280] PKRU: 55555554
[   15.456928][  T280] Call Trace:
[   15.457074][  T280]  <TASK>
[   15.457194][  T280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.457376][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.457556][  T280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.457703][  T280]  __dev_notify_flags (net/core/dev.c:9787)
[   15.457890][  T280]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   15.458069][  T280]  ? netdev_notice (net/core/dev.c:13008)
[   15.458269][  T280]  ? netif_change_name (net/core/dev.c:1495)
[   15.458448][  T280]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.458658][  T280]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.458852][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.459038][  T280]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   15.459244][  T280]  ? packet_release (./include/linux/netdevice.h:4502 ./include/linux/netdevice.h:4519 ./include/linux/netdevice.h:4515 net/packet/af_packet.c:3148)
[   15.459432][  T280]  ? __fput (fs/file_table.c:510)
[   15.459581][  T280]  __dev_set_promiscuity (net/core/dev.c:9630)
[   15.459761][  T280]  netif_set_promiscuity (net/core/dev.c:9639)
[   15.459954][  T280]  dev_set_promiscuity (net/core/dev_api.c:288)
[   15.460141][  T280]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[   15.460335][  T280]  ? packet_set_ring (net/packet/af_packet.c:652)
[   15.460517][  T280]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   15.460733][  T280]  __sock_release (net/socket.c:722)
[   15.460923][  T280]  sock_close (net/socket.c:1514 (discriminator 1))
[   15.461075][  T280]  __fput (fs/file_table.c:510)
[   15.461233][  T280]  fput_close_sync (fs/file_table.c:615)
[   15.461412][  T280]  ? alloc_file_clone (fs/file_table.c:477)
[   15.461593][  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)
[   15.461780][  T280]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   15.462001][  T280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.462223][  T280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.462404][  T280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.462585][  T280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.462795][  T280] RIP: 0033:0x7fc75c13808e
[   15.462996][  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
[   15.463511][  T280] RSP: 002b:00007fff908db4e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   15.463757][  T280] RAX: ffffffffffffffda RBX: 0000563b6200b690 RCX: 00007fc75c13808e
[   15.464024][  T280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   15.464276][  T280] RBP: 00007fff908db4f0 R08: 0000000000000000 R09: 0000000000000000
[   15.464517][  T280] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff908dd7c6
[   15.464758][  T280] R13: 00007fff908dba40 R14: 0000563b6200b690 R15: 00000000fffffff7
| [   18.037223][  T315] ------------[ cut here ]------------
| [   18.037403][  T315] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: tcpdump/315
| [   18.037719][  T315] Modules linked in:
| [   18.038228][  T315] Tainted: [W]=WARN
[   18.038378][  T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.038594][  T315] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.038828][  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 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.039361][  T315] RSP: 0018:ffa0000000ef7950 EFLAGS: 00010286
[   18.039579][  T315] RAX: 00000000ffffffa6 RBX: ff11000009d14040 RCX: 1ff40000001deef0
[   18.039842][  T315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d140f0
[   18.040091][  T315] RBP: ff110000083e1000 R08: 1fe22000013a281f R09: ff1100000c88d158
[   18.040347][  T315] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   18.040592][  T315] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000083e1000
[   18.040853][  T315] FS:  00007f6b956fea40(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   18.041136][  T315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.041364][  T315] CR2: 00007ffc9c2def68 CR3: 000000000bec8002 CR4: 0000000000771ef0
[   18.041611][  T315] PKRU: 55555554
[   18.041760][  T315] Call Trace:
[   18.041922][  T315]  <TASK>
[   18.042038][  T315]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.042228][  T315]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.042412][  T315]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.042564][  T315]  __dev_notify_flags (net/core/dev.c:9787)
[   18.042748][  T315]  ? netdev_notice (net/core/dev.c:13008)
[   18.042943][  T315]  ? netif_change_name (net/core/dev.c:1495)
[   18.043129][  T315]  __dev_set_promiscuity (net/core/dev.c:9630)
[   18.043320][  T315]  netif_set_promiscuity (net/core/dev.c:9639)
[   18.043502][  T315]  dev_set_promiscuity (net/core/dev_api.c:288)
[   18.043685][  T315]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   18.043881][  T315]  packet_mc_add (net/packet/af_packet.c:3728)
[   18.044064][  T315]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.044254][  T315]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.044435][  T315]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   18.044616][  T315]  packet_setsockopt (net/packet/af_packet.c:3813)
[   18.044797][  T315]  ? packet_bind (net/packet/af_packet.c:3314)
[   18.044991][  T315]  ? do_sock_getsockopt (net/socket.c:2468)
[   18.045179][  T315]  ? lock_acquire.part.0 (./arch/x86/include/asm/irqflags.h:146 kernel/locking/lockdep.c:5869)
[   18.045365][  T315]  ? sock_poll (net/socket.c:1502)
[   18.045546][  T315]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.045760][  T315]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   18.045954][  T315]  do_sock_setsockopt (net/socket.c:2381)
[   18.046136][  T315]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   18.046327][  T315]  ? __sys_getsockopt (net/socket.c:2518 (discriminator 3))
[   18.046507][  T315]  __sys_setsockopt (net/socket.c:2406)
[   18.046690][  T315]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[   18.046883][  T315]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.047094][  T315]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   18.047282][  T315]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   18.047461][  T315]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.047640][  T315]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.047831][  T315]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.048011][  T315]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.048233][  T315] RIP: 0033:0x7f6b9593a61e
[   18.048417][  T315] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[   18.048941][  T315] RSP: 002b:00007ffc9c2dff78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   18.049196][  T315] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f6b9593a61e
[   18.049440][  T315] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   18.049682][  T315] RBP: 00007ffc9c2e00b0 R08: 0000000000000010 R09: 000055a5d0826530
[   18.049939][  T315] R10: 00007ffc9c2dfff0 R11: 0000000000000246 R12: 0000000000000001
[   18.050189][  T315] R13: 000055a5d0826918 R14: 000055a5d0826690 R15: 0000000000000000
| [   18.063330][  T315] ------------[ cut here ]------------
| [   18.063511][  T315] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: tcpdump/315
| [   18.063844][  T315] Modules linked in:
| [   18.064324][  T315] Tainted: [W]=WARN
[   18.064473][  T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.064692][  T315] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.064922][  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 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.065449][  T315] RSP: 0018:ffa0000000ef7a70 EFLAGS: 00010286
[   18.065667][  T315] RAX: 00000000ffffffa6 RBX: ff1100000ce9bcc0 RCX: 1ff40000001def14
[   18.065930][  T315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ce9bd70
[   18.066183][  T315] RBP: ff110000083e1000 R08: 1fe22000019d37af R09: ff1100000c88d180
[   18.066430][  T315] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   18.066675][  T315] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc70b20
[   18.066939][  T315] FS:  00007f6b956fea40(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   18.067233][  T315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.067450][  T315] CR2: 000055a5d08369b8 CR3: 000000000bec8002 CR4: 0000000000771ef0
[   18.067700][  T315] PKRU: 55555554
[   18.067855][  T315] Call Trace:
[   18.068003][  T315]  <TASK>
[   18.068122][  T315]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.068308][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.068491][  T315]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.068641][  T315]  __dev_notify_flags (net/core/dev.c:9787)
[   18.068836][  T315]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   18.069021][  T315]  ? netdev_notice (net/core/dev.c:13008)
[   18.069210][  T315]  ? netif_change_name (net/core/dev.c:1495)
[   18.069392][  T315]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   18.069617][  T315]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.069798][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.069996][  T315]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   18.070185][  T315]  ? packet_release (./include/linux/netdevice.h:4502 ./include/linux/netdevice.h:4519 ./include/linux/netdevice.h:4515 net/packet/af_packet.c:3148)
[   18.070368][  T315]  ? __fput (fs/file_table.c:510)
[   18.070519][  T315]  __dev_set_promiscuity (net/core/dev.c:9630)
[   18.070702][  T315]  netif_set_promiscuity (net/core/dev.c:9639)
[   18.070899][  T315]  dev_set_promiscuity (net/core/dev_api.c:288)
[   18.071082][  T315]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[   18.071270][  T315]  ? packet_set_ring (net/packet/af_packet.c:652)
[   18.071451][  T315]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   18.071670][  T315]  __sock_release (net/socket.c:722)
[   18.071865][  T315]  sock_close (net/socket.c:1514 (discriminator 1))
[   18.072011][  T315]  __fput (fs/file_table.c:510)
[   18.072170][  T315]  fput_close_sync (fs/file_table.c:615)
[   18.072353][  T315]  ? alloc_file_clone (fs/file_table.c:477)
[   18.072535][  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)
[   18.072720][  T315]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   18.072916][  T315]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.073099][  T315]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.073286][  T315]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.073467][  T315]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.073683][  T315] RIP: 0033:0x7f6b958b108e
[   18.073882][  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
[   18.074420][  T315] RSP: 002b:00007ffc9c2dff00 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   18.074668][  T315] RAX: ffffffffffffffda RBX: 000055a5d0826690 RCX: 00007f6b958b108e
[   18.074928][  T315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   18.075178][  T315] RBP: 00007ffc9c2dff10 R08: 0000000000000000 R09: 0000000000000000
[   18.075424][  T315] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9c2e37c6
[   18.075669][  T315] R13: 00007ffc9c2e0460 R14: 000055a5d0826690 R15: 00000000fffffff7
| [   20.590044][  T344] ------------[ cut here ]------------
| [   20.590230][  T344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: tcpdump/344
| [   20.590555][  T344] Modules linked in:
| [   20.591034][  T344] Tainted: [W]=WARN
[   20.591191][  T344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.591403][  T344] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.591623][  T344] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.592143][  T344] RSP: 0018:ffa0000000f37950 EFLAGS: 00010286
[   20.592365][  T344] RAX: 00000000ffffffa6 RBX: ff11000004b7c640 RCX: 1ff40000001e6ef0
[   20.592606][  T344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b7c6f0
[   20.592861][  T344] RBP: ff110000083e1000 R08: 1fe220000096f8df R09: ff1100000c8e0b58
[   20.593103][  T344] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   20.593353][  T344] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000083e1000
[   20.593602][  T344] FS:  00007f2e04074a40(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   20.593890][  T344] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.594104][  T344] CR2: 00007fffee96cd1c CR3: 000000000befa004 CR4: 0000000000771ef0
[   20.594359][  T344] PKRU: 55555554
[   20.594505][  T344] Call Trace:
[   20.594650][  T344]  <TASK>
[   20.594767][  T344]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.594959][  T344]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.595141][  T344]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.595299][  T344]  __dev_notify_flags (net/core/dev.c:9787)
[   20.595565][  T344]  ? netdev_notice (net/core/dev.c:13008)
[   20.595746][  T344]  ? netif_change_name (net/core/dev.c:1495)
[   20.595941][  T344]  __dev_set_promiscuity (net/core/dev.c:9630)
[   20.596120][  T344]  netif_set_promiscuity (net/core/dev.c:9639)
[   20.596393][  T344]  dev_set_promiscuity (net/core/dev_api.c:288)
[   20.596573][  T344]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   20.596788][  T344]  packet_mc_add (net/packet/af_packet.c:3728)
[   20.596981][  T344]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.597257][  T344]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.597436][  T344]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   20.597618][  T344]  packet_setsockopt (net/packet/af_packet.c:3813)
[   20.597815][  T344]  ? packet_bind (net/packet/af_packet.c:3314)
[   20.598077][  T344]  ? do_sock_getsockopt (net/socket.c:2468)
[   20.598268][  T344]  ? lock_acquire.part.0 (./arch/x86/include/asm/irqflags.h:146 kernel/locking/lockdep.c:5869)
[   20.598448][  T344]  ? sock_poll (net/socket.c:1502)
[   20.598628][  T344]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.598938][  T344]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   20.599117][  T344]  do_sock_setsockopt (net/socket.c:2381)
[   20.599307][  T344]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   20.599487][  T344]  ? __sys_getsockopt (net/socket.c:2518 (discriminator 3))
[   20.599751][  T344]  __sys_setsockopt (net/socket.c:2406)
[   20.599945][  T344]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[   20.600125][  T344]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.600348][  T344]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   20.600614][  T344]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   20.600793][  T344]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.600982][  T344]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.601160][  T344]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.601430][  T344]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.601642][  T344] RIP: 0033:0x7f2e042b061e
[   20.601839][  T344] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[   20.602443][  T344] RSP: 002b:00007fffee96e3f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   20.602688][  T344] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f2e042b061e
[   20.603028][  T344] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   20.603279][  T344] RBP: 00007fffee96e530 R08: 0000000000000010 R09: 000055739d5b2530
[   20.603605][  T344] R10: 00007fffee96e470 R11: 0000000000000246 R12: 0000000000000001
[   20.603864][  T344] R13: 000055739d5b2918 R14: 000055739d5b2690 R15: 0000000000000000
| [   20.628536][  T344] ------------[ cut here ]------------
| [   20.628713][  T344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: tcpdump/344
| [   20.629041][  T344] Modules linked in:
| [   20.629519][  T344] Tainted: [W]=WARN
[   20.629666][  T344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.629889][  T344] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.630108][  T344] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.630661][  T344] RSP: 0018:ffa0000000f37a70 EFLAGS: 00010286
[   20.630888][  T344] RAX: 00000000ffffffa6 RBX: ff11000004b7cf40 RCX: 1ff40000001e6f14
[   20.631130][  T344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b7cff0
[   20.631388][  T344] RBP: ff110000083e1000 R08: 1fe220000096f9ff R09: ff1100000c8e0b80
[   20.631632][  T344] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   20.631914][  T344] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000092b2c20
[   20.632159][  T344] FS:  00007f2e04074a40(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   20.632451][  T344] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.632665][  T344] CR2: 00007f2e04200790 CR3: 000000000befa004 CR4: 0000000000771ef0
[   20.632930][  T344] PKRU: 55555554
[   20.633078][  T344] Call Trace:
[   20.633233][  T344]  <TASK>
[   20.633348][  T344]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.633529][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.633710][  T344]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.633876][  T344]  __dev_notify_flags (net/core/dev.c:9787)
[   20.634055][  T344]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   20.634242][  T344]  ? netdev_notice (net/core/dev.c:13008)
[   20.634422][  T344]  ? netif_change_name (net/core/dev.c:1495)
[   20.634599][  T344]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   20.634839][  T344]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.635033][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.635227][  T344]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   20.635407][  T344]  ? packet_release (./include/linux/netdevice.h:4502 ./include/linux/netdevice.h:4519 ./include/linux/netdevice.h:4515 net/packet/af_packet.c:3148)
[   20.635600][  T344]  ? __fput (fs/file_table.c:510)
[   20.635751][  T344]  __dev_set_promiscuity (net/core/dev.c:9630)
[   20.635944][  T344]  netif_set_promiscuity (net/core/dev.c:9639)
[   20.636125][  T344]  dev_set_promiscuity (net/core/dev_api.c:288)
[   20.636317][  T344]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[   20.636498][  T344]  ? packet_set_ring (net/packet/af_packet.c:652)
[   20.636681][  T344]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   20.636907][  T344]  __sock_release (net/socket.c:722)
[   20.637087][  T344]  sock_close (net/socket.c:1514 (discriminator 1))
[   20.637240][  T344]  __fput (fs/file_table.c:510)
[   20.637391][  T344]  fput_close_sync (fs/file_table.c:615)
[   20.637571][  T344]  ? alloc_file_clone (fs/file_table.c:477)
[   20.637750][  T344]  ? 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)
[   20.637958][  T344]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   20.638138][  T344]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.638322][  T344]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.638500][  T344]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.638681][  T344]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.638904][  T344] RIP: 0033:0x7f2e0422708e
[   20.639089][  T344] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.639613][  T344] RSP: 002b:00007fffee96e380 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   20.639872][  T344] RAX: ffffffffffffffda RBX: 000055739d5b2690 RCX: 00007f2e0422708e
[   20.640115][  T344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   20.640372][  T344] RBP: 00007fffee96e390 R08: 0000000000000000 R09: 0000000000000000
[   20.640615][  T344] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffee9717c6
[   20.640870][  T344] R13: 00007fffee96e8e0 R14: 000055739d5b2690 R15: 00000000fffffff7
| [   23.148991][  T372] ------------[ cut here ]------------
| [   23.149166][  T372] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: tcpdump/372
| [   23.149484][  T372] Modules linked in:
| [   23.149987][  T372] Tainted: [W]=WARN
[   23.150135][  T372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.150356][  T372] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.150577][  T372] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.151107][  T372] RSP: 0018:ffa00000010b7950 EFLAGS: 00010286
[   23.151331][  T372] RAX: 00000000ffffffa6 RBX: ff1100000a22fe40 RCX: 1ff4000000216ef0
[   23.151578][  T372] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a22fef0
[   23.151837][  T372] RBP: ff110000083e1000 R08: 1fe2200001445fdf R09: ff1100000a31d158
[   23.152084][  T372] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   23.152342][  T372] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000083e1000
[   23.152587][  T372] FS:  00007fa92de5ca40(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   23.152887][  T372] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.153101][  T372] CR2: 00007ffd952fbc3c CR3: 000000000ccf2006 CR4: 0000000000771ef0
[   23.153362][  T372] PKRU: 55555554
[   23.153509][  T372] Call Trace:
[   23.153656][  T372]  <TASK>
[   23.153772][  T372]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.153968][  T372]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.154151][  T372]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.154311][  T372]  __dev_notify_flags (net/core/dev.c:9787)
[   23.154494][  T372]  ? netdev_notice (net/core/dev.c:13008)
[   23.154676][  T372]  ? netif_change_name (net/core/dev.c:1495)
[   23.154877][  T372]  __dev_set_promiscuity (net/core/dev.c:9630)
[   23.155058][  T372]  netif_set_promiscuity (net/core/dev.c:9639)
[   23.155248][  T372]  dev_set_promiscuity (net/core/dev_api.c:288)
[   23.155428][  T372]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   23.155611][  T372]  packet_mc_add (net/packet/af_packet.c:3728)
[   23.155794][  T372]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.155990][  T372]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.156175][  T372]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   23.156369][  T372]  packet_setsockopt (net/packet/af_packet.c:3813)
[   23.156551][  T372]  ? packet_bind (net/packet/af_packet.c:3314)
[   23.156731][  T372]  ? do_sock_getsockopt (net/socket.c:2468)
[   23.156923][  T372]  ? lock_acquire.part.0 (./arch/x86/include/asm/irqflags.h:146 kernel/locking/lockdep.c:5869)
[   23.157105][  T372]  ? sock_poll (net/socket.c:1502)
[   23.157294][  T372]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.157510][  T372]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.157691][  T372]  do_sock_setsockopt (net/socket.c:2381)
[   23.157887][  T372]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   23.158071][  T372]  ? __sys_getsockopt (net/socket.c:2518 (discriminator 3))
[   23.158260][  T372]  __sys_setsockopt (net/socket.c:2406)
[   23.158443][  T372]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[   23.158623][  T372]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.158853][  T372]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.159034][  T372]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.159226][  T372]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.159407][  T372]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.159587][  T372]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.159768][  T372]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.159989][  T372] RIP: 0033:0x7fa92e09861e
[   23.160175][  T372] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[   23.160701][  T372] RSP: 002b:00007ffd952fd318 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   23.160964][  T372] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fa92e09861e
[   23.161218][  T372] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   23.161465][  T372] RBP: 00007ffd952fd450 R08: 0000000000000010 R09: 0000561d995ed530
[   23.161708][  T372] R10: 00007ffd952fd390 R11: 0000000000000246 R12: 0000000000000001
[   23.161965][  T372] R13: 0000561d995ed918 R14: 0000561d995ed690 R15: 0000000000000000
| [   23.180198][  T372] ------------[ cut here ]------------
| [   23.180377][  T372] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: tcpdump/372
| [   23.180690][  T372] Modules linked in:
| [   23.181351][  T372] Tainted: [W]=WARN
[   23.181500][  T372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.181715][  T372] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.181955][  T372] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.182493][  T372] RSP: 0018:ffa00000010b7a70 EFLAGS: 00010286
[   23.182711][  T372] RAX: 00000000ffffffa6 RBX: ff1100000a22ec40 RCX: 1ff4000000216f14
[   23.182970][  T372] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a22ecf0
[   23.183226][  T372] RBP: ff110000083e1000 R08: 1fe2200001445d9f R09: ff1100000a31d180
[   23.183477][  T372] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   23.183725][  T372] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c9e9a20
[   23.183988][  T372] FS:  00007fa92de5ca40(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   23.184285][  T372] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.184504][  T372] CR2: 0000561d995fd9b8 CR3: 000000000ccf2006 CR4: 0000000000771ef0
[   23.184755][  T372] PKRU: 55555554
[   23.184916][  T372] Call Trace:
[   23.185066][  T372]  <TASK>
[   23.185193][  T372]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.185378][  T372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.185562][  T372]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.185713][  T372]  __dev_notify_flags (net/core/dev.c:9787)
[   23.185909][  T372]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   23.186093][  T372]  ? netdev_notice (net/core/dev.c:13008)
[   23.186294][  T372]  ? netif_change_name (net/core/dev.c:1495)
[   23.186475][  T372]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   23.186692][  T372]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.186886][  T372]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.187075][  T372]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   23.187269][  T372]  ? packet_release (./include/linux/netdevice.h:4502 ./include/linux/netdevice.h:4519 ./include/linux/netdevice.h:4515 net/packet/af_packet.c:3148)
[   23.187457][  T372]  ? __fput (fs/file_table.c:510)
[   23.187612][  T372]  __dev_set_promiscuity (net/core/dev.c:9630)
[   23.187798][  T372]  netif_set_promiscuity (net/core/dev.c:9639)
[   23.187996][  T372]  dev_set_promiscuity (net/core/dev_api.c:288)
[   23.188189][  T372]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[   23.188378][  T372]  ? packet_set_ring (net/packet/af_packet.c:652)
[   23.188561][  T372]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   23.188779][  T372]  __sock_release (net/socket.c:722)
[   23.188978][  T372]  sock_close (net/socket.c:1514 (discriminator 1))
[   23.189126][  T372]  __fput (fs/file_table.c:510)
[   23.189288][  T372]  fput_close_sync (fs/file_table.c:615)
[   23.189473][  T372]  ? alloc_file_clone (fs/file_table.c:477)
[   23.189658][  T372]  ? 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)
[   23.189856][  T372]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   23.190042][  T372]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.190229][  T372]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.190412][  T372]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.190596][  T372]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.190821][  T372] RIP: 0033:0x7fa92e00f08e
[   23.191009][  T372] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.191553][  T372] RSP: 002b:00007ffd952fd2a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   23.191922][  T372] RAX: ffffffffffffffda RBX: 0000561d995ed690 RCX: 00007fa92e00f08e
[   23.192173][  T372] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   23.192431][  T372] RBP: 00007ffd952fd2b0 R08: 0000000000000000 R09: 0000000000000000
[   23.192677][  T372] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd952ff7c6
[   23.192936][  T372] R13: 00007ffd952fd800 R14: 0000561d995ed690 R15: 00000000fffffff7
| [   25.463898][   T12] ------------[ cut here ]------------
| [   25.464246][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   25.464514][   T12] Modules linked in:
| [   25.464985][   T12] Tainted: [W]=WARN
[   25.465083][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.465254][   T12] Workqueue: netns cleanup_net
[   25.465487][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.465658][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.466278][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   25.466443][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a22f6c0 RCX: 1ff4000000018eaf
[   25.466639][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a22f770
[   25.466914][   T12] RBP: ff11000009fa4000 R08: 1fe2200001445eef R09: ff11000001b0d1d0
[   25.467109][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   25.467310][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e8
[   25.467506][   T12] FS:  0000000000000000(0000) GS:ff1100009b51a000(0000) knlGS:0000000000000000
[   25.467741][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.467984][   T12] CR2: 00007f42228b1690 CR3: 000000000934f006 CR4: 0000000000771ef0
[   25.468261][   T12] PKRU: 55555554
[   25.468364][   T12] Call Trace:
[   25.468461][   T12]  <TASK>
[   25.468528][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.468661][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.468760][   T12]  netif_close_many (net/core/dev.c:1804)
[   25.468962][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.469094][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.469232][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.469361][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   25.469491][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.469651][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   25.469781][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.470020][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.470151][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.470319][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.470447][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.470575][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.470737][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.471033][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.471163][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   25.471298][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.471431][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.471563][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.471690][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.471919][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.472050][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.472178][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.472315][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   25.472446][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.472575][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.472705][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.472932][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.473061][   T12]  process_one_work (kernel/workqueue.c:3314)
[   25.473201][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.473327][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.473460][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.473594][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.473728][   T12]  kthread (kernel/kthread.c:436)
[   25.473923][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.474085][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.474299][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.474433][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.474595][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.474729][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.474957][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.485664][   T12] ------------[ cut here ]------------
| [   25.485896][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   25.486185][   T12] Modules linked in:
| [   25.486752][   T12] Tainted: [W]=WARN
[   25.486956][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.487238][   T12] Workqueue: netns cleanup_net
[   25.487483][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.487754][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.489141][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   25.489463][   T12] RAX: 00000000ffffffa6 RBX: ff11000009d14040 RCX: 1ff4000000018ed5
[   25.489793][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d140f0
[   25.490130][   T12] RBP: ff11000009e52000 R08: 1fe22000013a281f R09: ff11000001b0d1d0
[   25.490469][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.490790][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.491132][   T12] FS:  0000000000000000(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   25.491515][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.491899][   T12] CR2: 00007f4222772574 CR3: 0000000036f39001 CR4: 0000000000771ef0
[   25.492221][   T12] PKRU: 55555554
[   25.492438][   T12] Call Trace:
[   25.492679][   T12]  <TASK>
[   25.492881][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.493165][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.493459][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.493714][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.493894][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.494099][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.494283][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   25.494458][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.494631][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.494819][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.494996][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.495171][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.495357][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.495527][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.495730][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   25.495918][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.496093][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.496268][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.496439][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.496616][   T12]  process_one_work (kernel/workqueue.c:3314)
[   25.496795][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.496980][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.497162][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.497351][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.497524][   T12]  kthread (kernel/kthread.c:436)
[   25.497669][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.497884][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.498056][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.498238][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.498446][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.498620][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.498795][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.503312][   T12] ------------[ cut here ]------------
| [   25.503494][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   25.503787][   T12] Modules linked in:
| [   25.504854][   T12] Tainted: [W]=WARN
[   25.505049][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.505309][   T12] Workqueue: netns cleanup_net
[   25.505534][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.505791][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.506348][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   25.506631][   T12] RAX: 00000000ffffffa6 RBX: ff11000009d14940 RCX: 1ff4000000018ed5
[   25.506925][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d149f0
[   25.507212][   T12] RBP: ff1100000240c000 R08: 1fe22000013a293f R09: ff11000001b0d1d0
[   25.507490][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.507769][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.508056][   T12] FS:  0000000000000000(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   25.508373][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.508620][   T12] CR2: 00007f4222772574 CR3: 0000000036f39001 CR4: 0000000000771ef0
[   25.508911][   T12] PKRU: 55555554
[   25.509095][   T12] Call Trace:
[   25.509283][   T12]  <TASK>
[   25.509441][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.509692][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.509966][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.510184][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.510412][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.510699][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.510930][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   25.511149][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.511378][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.511597][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.511827][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.512045][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.512275][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.512490][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.512713][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   25.512957][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.513173][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.513352][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.513528][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.513702][   T12]  process_one_work (kernel/workqueue.c:3314)
[   25.513885][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.514055][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.514240][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.514416][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.514585][   T12]  kthread (kernel/kthread.c:436)
[   25.514727][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.514943][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.515127][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.515311][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.515539][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.515713][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.515898][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.518953][   T12] ------------[ cut here ]------------
| [   25.519096][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   25.519357][   T12] Modules linked in:
| [   25.519740][   T12] Tainted: [W]=WARN
[   25.520574][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.520739][   T12] Workqueue: netns cleanup_net
[   25.520972][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.521133][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.521581][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   25.521741][   T12] RAX: 00000000ffffffa6 RBX: ff11000009d15240 RCX: 1ff4000000018ed5
[   25.522027][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d152f0
[   25.522222][   T12] RBP: ff110000083e1000 R08: 1fe22000013a2a5f R09: ff11000001b0d1d0
[   25.522408][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.522593][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.522781][   T12] FS:  0000000000000000(0000) GS:ff1100009b51a000(0000) knlGS:0000000000000000
[   25.523169][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.523330][   T12] CR2: 0000563173841d5c CR3: 000000000be8a005 CR4: 0000000000771ef0
[   25.523596][   T12] PKRU: 55555554
[   25.523693][   T12] Call Trace:
[   25.523787][   T12]  <TASK>
[   25.523947][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.524108][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.524267][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.524393][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.524521][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.524685][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.524893][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   25.525020][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.525148][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.525281][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.525410][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.525539][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.525670][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.525875][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.526005][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   25.526131][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.526502][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.526628][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.526754][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.526944][   T12]  process_one_work (kernel/workqueue.c:3314)
[   25.527073][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.527275][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.527407][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.527535][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.527734][   T12]  kthread (kernel/kthread.c:436)
[   25.527904][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.528057][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.528181][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.528458][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.528613][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.528740][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.529019][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.533482][   T12] ------------[ cut here ]------------
| [   25.533657][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   25.534399][   T12] Modules linked in:
| [   25.535024][   T12] Tainted: [W]=WARN
[   25.535222][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.535470][   T12] Workqueue: netns cleanup_net
[   25.535696][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.535966][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.536504][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   25.536759][   T12] RAX: 00000000ffffffa6 RBX: ff1100000ce9a640 RCX: 1ff4000000018ed5
[   25.537048][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ce9a6f0
[   25.537337][   T12] RBP: ff11000009fa4000 R08: 1fe22000019d34df R09: ff11000001b0d1d0
[   25.537615][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.537903][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.538184][   T12] FS:  0000000000000000(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   25.538480][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.538683][   T12] CR2: 00007f9da357e0a0 CR3: 000000000bef4003 CR4: 0000000000771ef0
[   25.538930][   T12] PKRU: 55555554
[   25.539071][   T12] Call Trace:
[   25.539217][   T12]  <TASK>
[   25.539329][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.539536][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.539735][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.539916][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.540085][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.540300][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.540477][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   25.540648][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.540836][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.541009][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.541178][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.541361][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.541534][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.541702][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.541886][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   25.542062][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.542240][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.542412][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.542583][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.542788][   T12]  process_one_work (kernel/workqueue.c:3314)
[   25.542976][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.543146][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.543332][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.543510][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.543682][   T12]  kthread (kernel/kthread.c:436)
[   25.543867][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.544084][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.544263][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.544467][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.544672][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.544854][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.545025][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.591159][   T12] ------------[ cut here ]------------
| [   25.591361][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   25.591684][   T12] Modules linked in:
| [   25.592206][   T12] Tainted: [W]=WARN
[   25.592350][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.592556][   T12] Workqueue: netns cleanup_net
[   25.592739][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.592970][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.593486][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   25.593696][   T12] RAX: 00000000ffffffa6 RBX: ff1100000ce9ac40 RCX: 1ff4000000018eaf
[   25.593948][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ce9acf0
[   25.594184][   T12] RBP: ff11000009fd9000 R08: 1fe22000019d359f R09: ff11000001b0d1d0
[   25.594435][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   25.594672][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e8
[   25.594924][   T12] FS:  0000000000000000(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   25.595206][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.595423][   T12] CR2: 00007f9da357e0a0 CR3: 0000000036f39001 CR4: 0000000000771ef0
[   25.595665][   T12] PKRU: 55555554
[   25.595823][   T12] Call Trace:
[   25.595967][   T12]  <TASK>
[   25.596080][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.596270][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.596417][   T12]  netif_close_many (net/core/dev.c:1804)
[   25.596594][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.596772][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.596960][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.597135][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   25.597326][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.597535][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   25.597743][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.597964][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.598154][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.598367][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   25.598546][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.598781][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.598969][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.599144][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.599360][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.599537][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.599720][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.599910][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   25.600085][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.600270][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.600449][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.600626][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.600821][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.601011][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.601206][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.601389][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   25.601567][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.601743][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.601937][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.602115][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.602306][   T12]  process_one_work (kernel/workqueue.c:3314)
[   25.602487][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.602662][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.602856][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.603038][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.603221][   T12]  kthread (kernel/kthread.c:436)
[   25.603368][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.603580][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.603756][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.603951][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.604158][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.604339][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.604515][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.607208][   T12] ------------[ cut here ]------------
| [   25.607386][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   25.607680][   T12] Modules linked in:
| [   25.608381][   T12] Tainted: [W]=WARN
[   25.608522][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.608724][   T12] Workqueue: netns cleanup_net
[   25.608916][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.609138][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.609632][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   25.609848][   T12] RAX: 00000000ffffffa6 RBX: ff1100000ce9b540 RCX: 1ff4000000018ed5
[   25.610080][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ce9b5f0
[   25.610323][   T12] RBP: ff1100000cafa000 R08: 1fe22000019d36bf R09: ff11000001b0d1d0
[   25.610554][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.610786][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.611036][   T12] FS:  0000000000000000(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   25.611312][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.611516][   T12] CR2: 00007f9da357e0a0 CR3: 0000000036f39001 CR4: 0000000000771ef0
[   25.611748][   T12] PKRU: 55555554
[   25.611901][   T12] Call Trace:
[   25.612042][   T12]  <TASK>
[   25.612153][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.612364][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.612564][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.612737][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.612915][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.613119][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.613301][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.613474][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   25.613644][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.613829][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.614004][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.614179][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.614363][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.614534][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.614704][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.614888][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   25.615060][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.615237][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.615415][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.615585][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.615762][   T12]  process_one_work (kernel/workqueue.c:3314)
[   25.615951][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.616121][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.616303][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.616480][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.616652][   T12]  kthread (kernel/kthread.c:436)
[   25.616796][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.617011][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.617183][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.617363][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.617566][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.617738][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.617927][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.623527][   T12] ------------[ cut here ]------------
| [   25.623704][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   25.624488][   T12] Modules linked in:
| [   25.625072][   T12] Tainted: [W]=WARN
[   25.625264][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.625513][   T12] Workqueue: netns cleanup_net
[   25.625739][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.626011][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 48 ce f0 ff       	call   0xfffffffffff0ce84
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 48 ce f0 ff       	call   0xfffffffffff0ce5a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.626556][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   25.626816][   T12] RAX: 00000000ffffffa6 RBX: ff11000004b7c040 RCX: 1ff4000000018ed5
[   25.627090][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b7c0f0
[   25.627377][   T12] RBP: ff11000009fd9000 R08: 1fe220000096f81f R09: ff11000001b0d1d0
[   25.627654][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.627943][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.628227][   T12] FS:  0000000000000000(0000) GS:ff1100009b61a000(0000) knlGS:0000000000000000
[   25.628535][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.628787][   T12] CR2: 00007f9da357e0a0 CR3: 0000000036f39001 CR4: 0000000000771ef0
[   25.629078][   T12] PKRU: 55555554
[   25.629270][   T12] Call Trace:
[   25.629459][   T12]  <TASK>
[   25.629617][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.629881][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.630127][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.630343][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.630514][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.630721][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.630911][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.631083][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   25.631264][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.631434][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.631605][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.631777][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.631996][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.632170][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.632348][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.632522][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   25.632696][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.632880][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.633054][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.633235][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.633409][   T12]  process_one_work (kernel/workqueue.c:3314)
[   25.633585][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.633759][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.633946][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.634122][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.634299][   T12]  kthread (kernel/kthread.c:436)
[   25.634473][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.634680][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.634865][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.635037][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.635251][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.635453][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:__dev_set_promiscuity:netif_set_promiscuity
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
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:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net